General
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Target
file.exe
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Size
256KB
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Sample
231106-xgbs1sef93
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MD5
c135eaba9517cb400a5450d1af73134f
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SHA1
a6643daebf25fcc64ef564d2dee5b3c484a48136
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SHA256
1327b49af2122db5ddab590f1366dadec3e9991dae64f4c7f904cf100c27a2d1
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SHA512
699f3b924625d043a9c8f181b411d3d90571ea211f7608846aeec2fcb7b9fc75250d48e290b73d68df0cba7786d89bd447875615592753a60d3cfce70f621350
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SSDEEP
3072:7hGRctTaRSnvqHBHF0FwIzerZPzqYfY7lQYGfdtjXBY7Oty8xljoLe3woGOQi:NTaRavaGFw5Z7qYBYSjBAOE8zoK3wo
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
256KB
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MD5
c135eaba9517cb400a5450d1af73134f
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SHA1
a6643daebf25fcc64ef564d2dee5b3c484a48136
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SHA256
1327b49af2122db5ddab590f1366dadec3e9991dae64f4c7f904cf100c27a2d1
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SHA512
699f3b924625d043a9c8f181b411d3d90571ea211f7608846aeec2fcb7b9fc75250d48e290b73d68df0cba7786d89bd447875615592753a60d3cfce70f621350
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SSDEEP
3072:7hGRctTaRSnvqHBHF0FwIzerZPzqYfY7lQYGfdtjXBY7Oty8xljoLe3woGOQi:NTaRavaGFw5Z7qYBYSjBAOE8zoK3wo
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