General
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Target
file.exe
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Size
246KB
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Sample
230919-jldxaafe9t
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MD5
09ce9db1fe65f1dda9a12ff007ab7c49
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SHA1
6de9002994c5b24fd0d47ed7a2634acb0cfc9098
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SHA256
a5db0e42dae567e9606ec0c6d97e1329c76069d3843172ff2dd42df3cd3f3c5c
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SHA512
de5922106801baac81db1db020de2b2e0d5fe32e16e67899920773f8175475ec041e02adb37e2abf4b856924e35eb12fd55822c74faaa6bcd3faca7b87169f95
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SSDEEP
3072:sOmty/raritE/9T3WAEMVIhS5jgII+nijVFYnMOa5:sMrariCVG2jgIbnijVunMO
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230915-en
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Targets
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Target
file.exe
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Size
246KB
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MD5
09ce9db1fe65f1dda9a12ff007ab7c49
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SHA1
6de9002994c5b24fd0d47ed7a2634acb0cfc9098
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SHA256
a5db0e42dae567e9606ec0c6d97e1329c76069d3843172ff2dd42df3cd3f3c5c
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SHA512
de5922106801baac81db1db020de2b2e0d5fe32e16e67899920773f8175475ec041e02adb37e2abf4b856924e35eb12fd55822c74faaa6bcd3faca7b87169f95
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SSDEEP
3072:sOmty/raritE/9T3WAEMVIhS5jgII+nijVFYnMOa5:sMrariCVG2jgIbnijVunMO
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XMRig Miner payload
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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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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