General
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Target
c50e7c2d2c00a1af395a135c572cd87831018afc3d8b9e1cb4ef52b830ebacf1
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Size
296KB
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Sample
241221-v53kjavlfk
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MD5
67a2a9995cd99df72c5081dbfa1c1ce5
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SHA1
83038eaceb154fe11abd360df3278bbb15a9d581
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SHA256
c50e7c2d2c00a1af395a135c572cd87831018afc3d8b9e1cb4ef52b830ebacf1
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SHA512
bb2794429057896e92be9dea9fd1ed51e21e873c96bb3402dd229cfb9181b05d71ff519790ac3c0316bfec8402eb3f5738e0bfab00c7ddb1af92c0d1d74d8de8
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SSDEEP
6144:kC35+ynOr72R6HfyNX26SXuZet0yy87oG+FPxuISKt0:kCp+YOr7z/yNG6SXuZet0yy87WPxuIf
Static task
static1
Behavioral task
behavioral1
Sample
c50e7c2d2c00a1af395a135c572cd87831018afc3d8b9e1cb4ef52b830ebacf1.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
c50e7c2d2c00a1af395a135c572cd87831018afc3d8b9e1cb4ef52b830ebacf1.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
tofsee
quadoil.ru
lakeflex.ru
Targets
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Target
c50e7c2d2c00a1af395a135c572cd87831018afc3d8b9e1cb4ef52b830ebacf1
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Size
296KB
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MD5
67a2a9995cd99df72c5081dbfa1c1ce5
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SHA1
83038eaceb154fe11abd360df3278bbb15a9d581
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SHA256
c50e7c2d2c00a1af395a135c572cd87831018afc3d8b9e1cb4ef52b830ebacf1
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SHA512
bb2794429057896e92be9dea9fd1ed51e21e873c96bb3402dd229cfb9181b05d71ff519790ac3c0316bfec8402eb3f5738e0bfab00c7ddb1af92c0d1d74d8de8
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SSDEEP
6144:kC35+ynOr72R6HfyNX26SXuZet0yy87oG+FPxuISKt0:kCp+YOr7z/yNG6SXuZet0yy87WPxuIf
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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