General
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Target
f5c15d971f2824020af57ff36b008cc53ed66317265d71cfca608b71c12ff20b
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Size
10.5MB
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Sample
250105-yddzmswmdr
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MD5
b1a079f8d123d30d1596fe89a9d1192c
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SHA1
e0f080d8e6dec62ad76c01ba9c575f7eae6c1e1b
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SHA256
f5c15d971f2824020af57ff36b008cc53ed66317265d71cfca608b71c12ff20b
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SHA512
1b1d1c5d05bf90331305c75a16d474771c5f46aae0d5236aa0428c08debc307db6c25a5c8008bad657a9358754cef7b1f78c4d09e6ffa0389714d673e1c00783
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SSDEEP
6144:fZDhTWrhgUaxjFftGu35QZ+2PPFGrGuislc03r:fZDhTWrhgUWFfMuP0FGqb/0
Static task
static1
Behavioral task
behavioral1
Sample
f5c15d971f2824020af57ff36b008cc53ed66317265d71cfca608b71c12ff20b.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f5c15d971f2824020af57ff36b008cc53ed66317265d71cfca608b71c12ff20b.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
tofsee
defeatwax.ru
refabyd.info
Targets
-
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Target
f5c15d971f2824020af57ff36b008cc53ed66317265d71cfca608b71c12ff20b
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Size
10.5MB
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MD5
b1a079f8d123d30d1596fe89a9d1192c
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SHA1
e0f080d8e6dec62ad76c01ba9c575f7eae6c1e1b
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SHA256
f5c15d971f2824020af57ff36b008cc53ed66317265d71cfca608b71c12ff20b
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SHA512
1b1d1c5d05bf90331305c75a16d474771c5f46aae0d5236aa0428c08debc307db6c25a5c8008bad657a9358754cef7b1f78c4d09e6ffa0389714d673e1c00783
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SSDEEP
6144:fZDhTWrhgUaxjFftGu35QZ+2PPFGrGuislc03r:fZDhTWrhgUWFfMuP0FGqb/0
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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
1Disable or Modify System Firewall
1Modify Registry
1