General
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Target
61bda36a3ecfcd82c3c356293325a3f23657ed11311d231c8b27d37802b2d19f
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Size
296KB
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Sample
241221-vpnfnstndt
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MD5
a45f8ebd25b0e3b38b47b55946f2be0d
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SHA1
357a124c0d3c1febbda25cff5ecec3c2f1818ea5
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SHA256
61bda36a3ecfcd82c3c356293325a3f23657ed11311d231c8b27d37802b2d19f
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SHA512
10b819067ada2b0f1ce59b75d6f71866677d4677cf3537ed28979d66569f75286862c36cf09df8740cf21fdd548714edac5229888f2774874df818a3f2bae6df
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SSDEEP
6144:AMYU+cI16IZX2ZFDDvT8iiX3P2uzbgwu:zYf16iG3EiiXeunn
Static task
static1
Behavioral task
behavioral1
Sample
61bda36a3ecfcd82c3c356293325a3f23657ed11311d231c8b27d37802b2d19f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
61bda36a3ecfcd82c3c356293325a3f23657ed11311d231c8b27d37802b2d19f.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
tofsee
patmushta.info
parubey.info
Targets
-
-
Target
61bda36a3ecfcd82c3c356293325a3f23657ed11311d231c8b27d37802b2d19f
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Size
296KB
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MD5
a45f8ebd25b0e3b38b47b55946f2be0d
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SHA1
357a124c0d3c1febbda25cff5ecec3c2f1818ea5
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SHA256
61bda36a3ecfcd82c3c356293325a3f23657ed11311d231c8b27d37802b2d19f
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SHA512
10b819067ada2b0f1ce59b75d6f71866677d4677cf3537ed28979d66569f75286862c36cf09df8740cf21fdd548714edac5229888f2774874df818a3f2bae6df
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SSDEEP
6144:AMYU+cI16IZX2ZFDDvT8iiX3P2uzbgwu:zYf16iG3EiiXeunn
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Tofsee family
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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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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
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2