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Analysis
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max time kernel
127s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20231020-en -
resource tags
arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system -
submitted
22/10/2023, 17:32
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe
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Size
66KB
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MD5
f2efb68650fdada3d4c72fc5da52b5f0
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SHA1
4f505d7490808c6bada69a0dd4aecf319c844b96
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SHA256
a0c493a196de7511800b19105e35c5e33365d86a19c07a1b88667821700770bc
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SHA512
eef7d3cc187830df3404fd3e0323a495acb7d071c172e0dfabe6f27dd88f5d78816c4173af7cc4dca965a990bd41f635edb4dd667dc4f368156ba57ba19d58d1
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SSDEEP
768:nyxqjQl/EMQt4Oei7RwsHxKANM0nDhlzOQdJ5OQdJyw+++:yxqjQ+P04wsZLnDrCTL
Malware Config
Signatures
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1873812795-1433807462-1429862679-1000\Control Panel\International\Geo\Nation NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe -
Modifies system executable filetype association 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MICROS~3.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MICROS~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\java.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOF5E2~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MIA062~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13177~1.11\MICROS~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MI9C33~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MICROS~4.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmprph.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13177~1.11\MI391D~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaw.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\COMMON~1\Oracle\Java\javapath\javaws.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\INTERN~1\ExtExport.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.f2efb68650fdada3d4c72fc5da52b5f0.exe"1⤵
- Checks computer location settings
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
PID:3608
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
9.4MB
MD5124147ede15f97b47224628152110ce2
SHA14530fee9b1199777693073414b82420a7c88a042
SHA2563e815d583236b9cecd912fcc949a301d1e51b609cbb53a2285d08feea305edcd
SHA512f4c2825380d1bb9ca889d5c5684f13aa0cacb0d6511f6409ca0972a7191195a0175e00c995407848bf09ea03cff05c7395952bf2ffd2af2015b8939f75a8e627
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Filesize
40KB
MD59062b6c41baf71f0ac7a1bd286bbd6ce
SHA1001ea46245c6971835273102cd16f3ab32946953
SHA256fc500a659ea971c9c21ae147f08410d5be7a6d41f928d652d1e5826bba64349b
SHA51208aef6a53d66e0cd08e8aea03cc320ea8bf840cabe669bca178a417ede4bf40e61c02d49096fe6e80fc6a3f3099ed9b615beb3ff2aefa1656495e0acad11170c