General
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Target
file.exe
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Size
175KB
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Sample
231024-ff96raaf5s
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MD5
d382d253438178a44d67bcbaa981ef3b
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SHA1
0e1c782df01cef179ac0f189689e061bb987bdc0
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SHA256
d249a482a32a8ec7fcd413b4788623427381bfa1eda1d9830a81d0d32a253fac
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SHA512
2949e7be5b683c875dadc838505f6265c93bc4fb37fee1d62bb1f663634671aabdf820d8cf85ed90e760f617cbe0bad9a5455e2bb4468daf5c0f5db36073a207
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SSDEEP
3072:9uBNaqoS6nDTU1EKmqGlKyKwFkDtwkTGvX4IbDphSxRr79pq:kEql6nDTU1EKRGlKyJAG/zXphSH7
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20231023-en
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Targets
-
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Target
file.exe
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Size
175KB
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MD5
d382d253438178a44d67bcbaa981ef3b
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SHA1
0e1c782df01cef179ac0f189689e061bb987bdc0
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SHA256
d249a482a32a8ec7fcd413b4788623427381bfa1eda1d9830a81d0d32a253fac
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SHA512
2949e7be5b683c875dadc838505f6265c93bc4fb37fee1d62bb1f663634671aabdf820d8cf85ed90e760f617cbe0bad9a5455e2bb4468daf5c0f5db36073a207
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SSDEEP
3072:9uBNaqoS6nDTU1EKmqGlKyKwFkDtwkTGvX4IbDphSxRr79pq:kEql6nDTU1EKRGlKyJAG/zXphSH7
Score10/10-
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