General
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Target
fde1678345d5c44d4d4850402fad1ea7b0d509652258ae34cb98b0b234e64309.exe
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Size
10.5MB
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Sample
241120-z3vt5atlfs
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MD5
d86ffcc25b33e1567b2136d1ac2b4e85
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SHA1
dd088c1b72bb1d8917655cc0c301f5c0fa74dafa
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SHA256
fde1678345d5c44d4d4850402fad1ea7b0d509652258ae34cb98b0b234e64309
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SHA512
8f9ad8a7d9a292019cbaea903dd2733fc1f51419ab051541cddc55e6ba8624042b2c73ea97107daaa695408a1ad3505a424d8114d14660fcc401e08587cbf4b6
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SSDEEP
49152:IN5555555555555555555555555555555555555555555555555555555555555b:O
Static task
static1
Behavioral task
behavioral1
Sample
fde1678345d5c44d4d4850402fad1ea7b0d509652258ae34cb98b0b234e64309.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
fde1678345d5c44d4d4850402fad1ea7b0d509652258ae34cb98b0b234e64309.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
tofsee
quadoil.ru
lakeflex.ru
Targets
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Target
fde1678345d5c44d4d4850402fad1ea7b0d509652258ae34cb98b0b234e64309.exe
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Size
10.5MB
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MD5
d86ffcc25b33e1567b2136d1ac2b4e85
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SHA1
dd088c1b72bb1d8917655cc0c301f5c0fa74dafa
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SHA256
fde1678345d5c44d4d4850402fad1ea7b0d509652258ae34cb98b0b234e64309
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SHA512
8f9ad8a7d9a292019cbaea903dd2733fc1f51419ab051541cddc55e6ba8624042b2c73ea97107daaa695408a1ad3505a424d8114d14660fcc401e08587cbf4b6
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SSDEEP
49152:IN5555555555555555555555555555555555555555555555555555555555555b:O
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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