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General
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Target
file
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Size
215KB
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Sample
230918-qbcpsshd6y
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MD5
4e24c2069b040a40ebba8929e9ad2909
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SHA1
3fb7d81f621f77572fb1cc7ed4c0c116c5e68a4c
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SHA256
b94a454399232bb541b952c27fd158c8ddb4cbd3ec28633c63ae7187ad0adbe2
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SHA512
6ca3424e6891d17416241079f88eaa0dad7796dad143499874b269484156608dc6f13ef7786a3ff8b3dfc3d9f5942fa11f2ade68c6ea5a312e4433dd0393bb41
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SSDEEP
3072:XAX5ILc4SJF966mc67wYHUzDBdgBoQtCMiAQOM+757awZTJw4:k5ILaJF96rc67noAB5g9OL9awZT
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Targets
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Target
file
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Size
215KB
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MD5
4e24c2069b040a40ebba8929e9ad2909
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SHA1
3fb7d81f621f77572fb1cc7ed4c0c116c5e68a4c
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SHA256
b94a454399232bb541b952c27fd158c8ddb4cbd3ec28633c63ae7187ad0adbe2
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SHA512
6ca3424e6891d17416241079f88eaa0dad7796dad143499874b269484156608dc6f13ef7786a3ff8b3dfc3d9f5942fa11f2ade68c6ea5a312e4433dd0393bb41
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SSDEEP
3072:XAX5ILc4SJF966mc67wYHUzDBdgBoQtCMiAQOM+757awZTJw4:k5ILaJF96rc67noAB5g9OL9awZT
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XMRig Miner payload
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Creates new service(s)
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Modifies Windows Firewall
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Sets service image path in registry
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2