Analysis
- max time kernel
137s - max time network
189s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
26/11/2022, 02:56
Behavioral task
behavioral1
Sample
f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe
Resource
win7-20221111-en
windows7-x64
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
13 signatures
150 seconds
General
- Target f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe
- Size 676KB
- Sample221126-de3n6sbc5v
- SHA256 f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd
- MD5 9db37eba1f3cb33c10dad4492412227e
- SHA1 fd01815ce491ab43f0d680354e54ca3ea3bf89ce
- SHA512 6fb8c4f601ac0b0e3926fec5f082746f4d87b65728ab0581156f295f8d8ceac810f38ad88b30f77ec0582d1988e8405e50fc047f18a9ff6346560da920fe5531
- SSDEEP 12288:OQEBY1rx5MQmXYSG6N7WNFgOcJPA6HbpQlJOQOsejVOdEMB3jVR0YgpHWDYlmN7r:7M53A46n/ZJdEMB3jVR0YgpHWDYlmN7r
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- 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\" %*" f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe - Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
- Executes dropped EXE 1 IoCs
pid Process 2912 f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe - 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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe - Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops file in Program Files directory 64 IoCs
description ioc Process File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~4.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\PWAHEL~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\WINDOW~2\wab.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpconfig.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\WINDOW~3\ACCESS~1\wordpad.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\INTERN~1\ielowutil.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\WINDOW~2\wabmig.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\ELEVAT~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\WOW_HE~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jucheck.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\msedge.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~3.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~2.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI391D~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13165~1.21\MICROS~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmlaunch.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jusched.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\MicrosoftEdgeUpdate.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmplayer.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\WI8A19~1\ImagingDevices.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MICROS~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MI9C33~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\MICROS~1\EDGEUP~1\13165~1.21\MIA062~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\WINDOW~4\setup_wm.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~2\WINDOW~4\wmpshare.exe f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\svchost.com f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe File created C:\Windows\AppCompat\Programs\Amcache.hve.tmp dw20.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe - Modifies registry class 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe - Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeRestorePrivilege 4652 dw20.exe Token: SeBackupPrivilege 4652 dw20.exe Token: SeBackupPrivilege 4652 dw20.exe Token: SeBackupPrivilege 4652 dw20.exe Token: SeBackupPrivilege 4652 dw20.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 916 wrote to memory of 2912 916 f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe 80 PID 916 wrote to memory of 2912 916 f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe 80 PID 916 wrote to memory of 2912 916 f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe 80 PID 2912 wrote to memory of 4652 2912 f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe 82 PID 2912 wrote to memory of 4652 2912 f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe 82 PID 2912 wrote to memory of 4652 2912 f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe"C:\Users\Admin\AppData\Local\Temp\f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe"1⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:916 -
C:\Users\Admin\AppData\Local\Temp\3582-490\f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2912 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 8603⤵
- Drops file in Windows directory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:4652
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\3582-490\f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe
- Size 636KB
- SHA256 38ade5e0d77d862327c8cf22403c1c28f8ec5c572fe0446a295a0a15decdd25b
- MD5 131511ebe17b80c771191c01533b8fc6
- SHA1 bded95ff52eb6fd38a5c6ce2ed0ea6109b39c859
- SHA512 78698d3f3c781b77054a4a737feb4b0c04180d44875b1ca9f9460f8f7a03eeb0b0424343dcddc7b678a825228b39a0d22fe145720f4d5f0fcb8041caf3c477cf
- SSDEEP 12288:FpxQEBY1rx5MQmXYSG6N7WNFgOcJPA6HbpQlJOQOsejVOdEMB3jVR0YgpHWDYlmB:eM53A46n/ZJdEMB3jVR0YgpHWDYlmN7h
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\3582-490\f667e6059bf847e908d4e85ff0e310e224191ad16bd6e72198707aa8d361d2bd.exe
- Size 636KB
- SHA256 38ade5e0d77d862327c8cf22403c1c28f8ec5c572fe0446a295a0a15decdd25b
- MD5 131511ebe17b80c771191c01533b8fc6
- SHA1 bded95ff52eb6fd38a5c6ce2ed0ea6109b39c859
- SHA512 78698d3f3c781b77054a4a737feb4b0c04180d44875b1ca9f9460f8f7a03eeb0b0424343dcddc7b678a825228b39a0d22fe145720f4d5f0fcb8041caf3c477cf
- SSDEEP 12288:FpxQEBY1rx5MQmXYSG6N7WNFgOcJPA6HbpQlJOQOsejVOdEMB3jVR0YgpHWDYlmB:eM53A46n/ZJdEMB3jVR0YgpHWDYlmN7h
- MD5 SHA1 SHA512 SSDEEP