May 25 Update.docx
This report is generated from a file or URL submitted to this webservice on May 30th 2018 14:50:40 (UTC)
Guest System: Windows 7 32 bit, Home Premium, 6.1 (build 7601), Service Pack 1, Office 2010 v14.0.4
Report generated by
Falcon Sandbox v8.10 © Hybrid Analysis
Indicators
Not all malicious and suspicious indicators are displayed. Get your own cloud service or the full version to view all details.
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Suspicious Indicators 1
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General
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Found a potential E-Mail address in binary/memory
- details
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Pattern match: "1ai@5r.ml"
Pattern match: "x7ln93@pw.ufe"
Pattern match: "x@y.b1"
Pattern match: "r@v.l"
Pattern match: "14@i.ovcl"
Pattern match: "l@xc.mdj"
Pattern match: "lpuk@mn0.x"
Pattern match: "96@uy.a"
Pattern match: "a@o._" - source
- File/Memory
- relevance
- 3/10
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Found a potential E-Mail address in binary/memory
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Informative 12
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External Systems
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Sample was identified as clean by Antivirus engines
- details
- 0/60 Antivirus vendors marked sample as malicious (0% detection rate)
- source
- External System
- relevance
- 10/10
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Sample was identified as clean by Antivirus engines
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General
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Creates a writable file in a temporary directory
- details
- "WINWORD.EXE" created file "%TEMP%\mso45A5.tmp"
- source
- API Call
- relevance
- 1/10
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Creates mutants
- details
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"\Sessions\1\BaseNamedObjects\Global\552FFA80-3393-423d-8671-7BA046BB5906"
"Local\ZonesCacheCounterMutex"
"Local\10MU_ACB10_S-1-5-5-0-59580"
"Local\ZoneAttributeCacheCounterMutex"
"Global\552FFA80-3393-423d-8671-7BA046BB5906"
"Global\MTX_MSO_AdHoc1_S-1-5-21-4162757579-3804539371-4239455898-1000"
"Local\10MU_ACBPIDS_S-1-5-5-0-59580"
"Local\ZonesCounterMutex"
"Local\ZonesLockedCacheCounterMutex"
"Global\MTX_MSO_Formal1_S-1-5-21-4162757579-3804539371-4239455898-1000"
"\Sessions\1\BaseNamedObjects\Local\10MU_ACBPIDS_S-1-5-5-0-59580"
"\Sessions\1\BaseNamedObjects\Local\10MU_ACB10_S-1-5-5-0-59580"
"\Sessions\1\BaseNamedObjects\Local\ZonesCounterMutex"
"\Sessions\1\BaseNamedObjects\Local\ZoneAttributeCacheCounterMutex"
"\Sessions\1\BaseNamedObjects\Local\ZonesCacheCounterMutex"
"\Sessions\1\BaseNamedObjects\Local\ZonesLockedCacheCounterMutex"
"\Sessions\1\BaseNamedObjects\Global\MTX_MSO_Formal1_S-1-5-21-4162757579-3804539371-4239455898-1000"
"\Sessions\1\BaseNamedObjects\Global\MTX_MSO_AdHoc1_S-1-5-21-4162757579-3804539371-4239455898-1000"
"\Sessions\1\BaseNamedObjects\Global\MsoShellExtRegAccess_S-1-5-21-4162757579-3804539371-4239455898-1000" - source
- Created Mutant
- relevance
- 3/10
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Loads rich edit control libraries
- details
- "WINWORD.EXE" loaded module "%COMMONPROGRAMFILES%\microsoft shared\OFFICE14\RICHED20.DLL" at 68BA0000
- source
- Loaded Module
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Removes Office resiliency keys (often used to avoid problems opening documents)
- details
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"WINWORD.EXE" (Access type: "DELETEVAL"; Path: "HKCU\SOFTWARE\MICROSOFT\OFFICE\14.0\WORD\RESILIENCY\STARTUPITEMS"; Key: "L4I")
"WINWORD.EXE" (Access type: "DELETEVAL"; Path: "HKCU\SOFTWARE\MICROSOFT\OFFICE\14.0\WORD\RESILIENCY\STARTUPITEMS"; Key: "<$J")
"WINWORD.EXE" (Access type: "DELETEVAL"; Path: "HKCU\SOFTWARE\MICROSOFT\OFFICE\14.0\WORD\RESILIENCY\STARTUPITEMS"; Key: ">.I")
"WINWORD.EXE" (Access type: "DELETE"; Path: "HKCU\SOFTWARE\MICROSOFT\OFFICE\14.0\WORD\RESILIENCY\STARTUPITEMS") - source
- Registry Access
- relevance
- 10/10
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Scanning for window names
- details
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"WINWORD.EXE" searching for class "MSOBALLOON"
"WINWORD.EXE" searching for class "MsoHelp10"
"WINWORD.EXE" searching for class "AgentAnim"
"WINWORD.EXE" searching for class "mspim_wnd32" - source
- API Call
- relevance
- 10/10
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Creates a writable file in a temporary directory
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Installation/Persistance
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Dropped files
- details
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"May 25 Update.LNK" has type "MS Windows shortcut Item id list present Points to a file or directory Has Relative path Archive ctime=Wed May 30 12:51:43 2018 mtime=Wed May 30 12:58:18 2018 atime=Wed May 30 12:58:19 2018 length=631187 window=hide"
"~$y 25 Update.docx" has type "data"
"86697B92.jpeg" has type "JPEG image data JFIF standard 1.02"
"index.dat" has type "data"
"~WRS{A18FC8D9-18C0-4B41-B61D-093E4E3F01B9}.tmp" has type "data"
"ExcludeDictionaryEN0409.lex" has type "Little-endian UTF-16 Unicode text with no line terminators"
"~WRD0001.tmp" has type "Microsoft Word 2007+"
"~WRS{33F21122-C75A-43D2-B7F9-218034DF2453}.tmp" has type "FoxPro FPT blocks size 0 next free block index 218103808 1st used item "\375""
"~$Normal.dotm" has type "data" - source
- Binary File
- relevance
- 3/10
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Opens the MountPointManager (often used to detect additional infection locations)
- details
- "WINWORD.EXE" opened "\Device\MountPointManager"
- source
- API Call
- relevance
- 5/10
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Touches files in the Windows directory
- details
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"WINWORD.EXE" touched file "C:\Windows\AppPatch\sysmain.sdb"
"WINWORD.EXE" touched file "C:\Windows\Globalization\Sorting\SortDefault.nls"
"WINWORD.EXE" touched file "C:\Windows\Fonts\StaticCache.dat"
"WINWORD.EXE" touched file "C:\Windows\System32\en-US\user32.dll.mui"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework\v1.0.3705\clr.dll"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework\v1.0.3705\mscorwks.dll"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework\v1.1.4322\clr.dll"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework\v1.1.4322\mscorwks.dll"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework\v2.0.50727\clr.dll"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework\v2.0.50727\mscorwks.dll"
"WINWORD.EXE" touched file "C:\Windows\Microsoft.NET\Framework\v4.0.30319\clr.dll"
"WINWORD.EXE" touched file "C:\Windows\System32\en-US\setupapi.dll.mui"
"WINWORD.EXE" touched file "%LOCALAPPDATA%\Microsoft\Windows\Caches"
"WINWORD.EXE" touched file "C:\Users\%USERNAME%\AppData\Local\Microsoft\Windows\Caches\cversions.1.db"
"WINWORD.EXE" touched file "C:\Users\%USERNAME%\AppData\Local\Microsoft\Windows\Caches\{AFBF9F1A-8EE8-4C77-AF34-C647E37CA0D9}.1.ver0x000000000000000c.db"
"WINWORD.EXE" touched file "C:\Windows\System32\rsaenh.dll"
"WINWORD.EXE" touched file "C:\Windows\System32\en-US\KernelBase.dll.mui"
"WINWORD.EXE" touched file "C:\Windows\System32\msxml6r.dll" - source
- API Call
- relevance
- 7/10
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Dropped files
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Network Related
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Found potential URL in binary/memory
- details
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Pattern match: "http://www.streamsongadvisors.com"
Pattern match: "uUM1.oCmE/#pP!O}ucnuL~=]wFRi~A]9DuY23JNYn"
Pattern match: "pw.uFE/44wgA"
Pattern match: "J.dR/qjpo\hV=c'1kETZ~Gc6^k%.O%"
Pattern match: "M.db/g*-a|kv|9:_%qVw"
Pattern match: "51.AAr/1@Y:${my"
Pattern match: "x.OruK/sz7MLUUlA!BlN:/Z6B,Q2*%+Wv.*898yY=6a]TIX:g"
Pattern match: "u.vAy/B~z&@M?[q4?UH_o_*xoRvW~P"
Pattern match: "2.word/_rels/header3.xml.relsPK-!zg,F%/word/endnotes.xmlPK-!JLQ1word/footnotes.xmlPK-!%X~3word/theme/theme1.xmlPK-" - source
- File/Memory
- relevance
- 10/10
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Found potential URL in binary/memory
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System Security
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Hooks API calls
- details
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"VariantChangeType@OLEAUT32.DLL" in "WINWORD.EXE"
"OleLoadFromStream@OLE32.DLL" in "WINWORD.EXE"
"SysAllocStringByteLen@OLEAUT32.DLL" in "WINWORD.EXE"
"SysFreeString@OLEAUT32.DLL" in "WINWORD.EXE"
"VariantClear@OLEAUT32.DLL" in "WINWORD.EXE" - source
- Hook Detection
- relevance
- 10/10
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Hooks API calls
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Unusual Characteristics
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Installs hooks/patches the running process
- details
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"WINWORD.EXE" wrote bytes "e92399f4ed" to virtual address "0x774A5DEE" ("VariantChangeType@OLEAUT32.DLL")
"WINWORD.EXE" wrote bytes "e5eea772" to virtual address "0x2FD41B94" (part of module "WINWORD.EXE")
"WINWORD.EXE" wrote bytes "e9c53279ef" to virtual address "0x761D6143" ("OleLoadFromStream@OLE32.DLL")
"WINWORD.EXE" wrote bytes "df84ba5f" to virtual address "0x665E78E4" (part of module "OART.DLL")
"WINWORD.EXE" wrote bytes "e96033f2ed" to virtual address "0x774A4731" ("SysAllocStringByteLen@OLEAUT32.DLL")
"WINWORD.EXE" wrote bytes "5610f45d" to virtual address "0x68BE9904" (part of module "RICHED20.DLL")
"WINWORD.EXE" wrote bytes "60472c5c" to virtual address "0x655E0BA8" (part of module "MSO.DLL")
"WINWORD.EXE" wrote bytes "e99a54f1ed" to virtual address "0x774A3E59" ("SysFreeString@OLEAUT32.DLL")
"WINWORD.EXE" wrote bytes "fe94de9f" to virtual address "0x68A73408" (part of module "MSCSS7EN.DLL")
"WINWORD.EXE" wrote bytes "e99e4827ef" to virtual address "0x76113D01" ("SetUnhandledExceptionFilter@KERNEL32.DLL")
"WINWORD.EXE" wrote bytes "e93655f2ed" to virtual address "0x774A3EAE" ("VariantClear@OLEAUT32.DLL")
"WINWORD.EXE" wrote bytes "3a91065d" to virtual address "0x6EFF10AC" (part of module "MSPTLS.DLL")
"WINWORD.EXE" wrote bytes "c4ca107680bb1076aa6e11769fbb107608bb107646ce107661381176de2f1176d0d9107600000000177907764f9107767f6f0776f4f7077611f70776f2830776857e077600000000" to virtual address "0x71301000" (part of module "MSIMG32.DLL")
"WINWORD.EXE" wrote bytes "1fd8305e" to virtual address "0x692EF530" (part of module "WWLIB.DLL")
"WINWORD.EXE" wrote bytes "bd17389f" to virtual address "0x68422A00" (part of module "CSS7DATA0009.DLL")
"WINWORD.EXE" wrote bytes "5460a15f" to virtual address "0x6AAACA70" (part of module "GFX.DLL")
"WINWORD.EXE" wrote bytes "98e3ffb9" to virtual address "0x68AC42C4" (part of module "MSPROOF7.DLL") - source
- Hook Detection
- relevance
- 10/10
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Installs hooks/patches the running process
File Details
May 25 Update.docx
- Filename
- May 25 Update.docx
- Size
- 614KiB (628329 bytes)
- Type
- docx office
- Description
- Microsoft Word 2007+
- Architecture
- WINDOWS
- SHA256
- 717e90553ab1cb7a7ad729b17ac2ec7548ac0f652a1a44950e59c85008c628d7
- MD5
- efb0e92e94f0a2f8fb2c2c6187607fbd
- SHA1
- 00ecfaea6ef509605387dbb4b60eb3903a1653cb
Classification (TrID)
- 88.7% (.DOCX) Word Microsoft Office Open XML Format document
- 11.2% (.ZIP) ZIP compressed archive
Screenshots
Loading content, please wait...
Hybrid Analysis
Tip: Click an analysed process below to view more details.
Analysed 1 process in total.
- WINWORD.EXE /n "C:\May 25 Update.docx" (PID: 2140)
Network Analysis
DNS Requests
No relevant DNS requests were made.
Contacted Hosts
No relevant hosts were contacted.
HTTP Traffic
No relevant HTTP requests were made.
Extracted Strings
Extracted Files
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Informative 9
-
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May 25 Update.LNK
- Size
- 483B (483 bytes)
- Type
- lnk
- Description
- MS Windows shortcut, Item id list present, Points to a file or directory, Has Relative path, Archive, ctime=Wed May 30 12:51:43 2018, mtime=Wed May 30 12:58:18 2018, atime=Wed May 30 12:58:19 2018, length=631187, window=hide
- Runtime Process
- WINWORD.EXE (PID: 2140)
- MD5
- 89150ccbc85709f645d4931bd633691f
- SHA1
- 828007c66b1925a079223f80fe9cca17bb05bd9d
- SHA256
- a95dd7f50cb3004a8863d31bcce15be2b56630167c03020cf41c23670110395d
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index.dat
- Size
- 148B (148 bytes)
- Type
- data
- Runtime Process
- WINWORD.EXE (PID: 2140)
- MD5
- 0e8bc24e853093b3de9dc008b6f1f997
- SHA1
- 3249e79a38193e27788350105cd46afc4a422493
- SHA256
- 791a0972a6a3835c4ed4e6b8c6ea9db08c8bbe977e395d52bc99801348ba3bd2
-
~$Normal.dotm
- Size
- 162B (162 bytes)
- Type
- data
- Runtime Process
- WINWORD.EXE (PID: 2140)
- MD5
- 671dde45af72016bbe7598485aee5db1
- SHA1
- ffffd13e0a7bc0a8c5f8d0a32ee6cbeffd3dd6ad
- SHA256
- 48595433aa0f42596c11c826e210c6a4f4daa187ec6f3aad9df0850f75aa40e5
-
86697B92.jpeg
- Size
- 111KiB (113660 bytes)
- Type
- img image
- Description
- JPEG image data, JFIF standard 1.02
- Runtime Process
- WINWORD.EXE (PID: 2140)
- MD5
- 0362e49a6c643d0db051b60f90f38b21
- SHA1
- ca419eab8b417907c729a4d7de99c9fa0bde882d
- SHA256
- 292d1b90cc5adbeac439234869ce5d77178180e7fb044e4d5873f683dc2edf60
-
~WRS{33F21122-C75A-43D2-B7F9-218034DF2453}.tmp
- Size
- 1KiB (1024 bytes)
- Type
- unknown
- Description
- FoxPro FPT, blocks size 0, next free block index 218103808, 1st used item "\375"
- Runtime Process
- WINWORD.EXE (PID: 2140)
- MD5
- 5d4d94ee7e06bbb0af9584119797b23a
- SHA1
- dbb111419c704f116efa8e72471dd83e86e49677
- SHA256
- 4826c0d860af884d3343ca6460b0006a7a2ce7dbccc4d743208585d997cc5fd1
-
~WRS{A18FC8D9-18C0-4B41-B61D-093E4E3F01B9}.tmp
- Size
- 12KiB (12074 bytes)
- Type
- data
- Runtime Process
- WINWORD.EXE (PID: 2140)
- MD5
- 81b8e0f387b77718cb7d89985eb33f8c
- SHA1
- a5e1eabc596879d730090b611156befc5e86fb38
- SHA256
- bb69ecb00f71de600e8a9975b8ec6adcc30b9c0b07f984b4c22f32eff6cc7122
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~$y 25 Update.docx
- Size
- 162B (162 bytes)
- Type
- data
- Runtime Process
- WINWORD.EXE (PID: 2140)
- MD5
- 671dde45af72016bbe7598485aee5db1
- SHA1
- ffffd13e0a7bc0a8c5f8d0a32ee6cbeffd3dd6ad
- SHA256
- 48595433aa0f42596c11c826e210c6a4f4daa187ec6f3aad9df0850f75aa40e5
-
ExcludeDictionaryEN0409.lex
- Size
- 2B (2 bytes)
- Type
- text
- Description
- Little-endian UTF-16 Unicode text, with no line terminators
- MD5
- f3b25701fe362ec84616a93a45ce9998
- SHA1
- d62636d8caec13f04e28442a0a6fa1afeb024bbb
- SHA256
- b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
-
~WRD0001.tmp
- Size
- 1.1MiB (1114112 bytes)
- Type
- docx office
- Description
- Microsoft Word 2007+
- MD5
- 89ef19b4be30822b86db57d599ec4391
- SHA1
- 56b301c483639340f41582afc2c0783ca68b96ec
- SHA256
- 7ab113c222eda0a4edd6baee9812d5bda050c8dd6ef08f4a2e450d0ebbb40b60
-