General
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Target
file.exe
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Size
234KB
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Sample
230515-xx7wdsha49
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MD5
f8df432779abcda0e118d44dc6dde5c7
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SHA1
2574314f96737d4a909246b06f6d0904b1b0e6f6
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SHA256
668a73171bcfb225ce6748ef6108fa8bf9b02befb5ba5f392cdcff67926d78a2
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SHA512
43974649ae90e164b8a17288c8c8b249dcdbac0a0c4fc9cdac70edbea455f880be7642e03c33e882e3a0bfaeccca46636398a604867451be52e059fc5fb1e75f
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SSDEEP
3072:5fPQrqA+LychM1+ziXtcsM/RHbyp+EpsVNg0cqF2Oq5pqIyYnAZ81MZ:mE1MOYcb/jxBUOqptZnAa1MZ
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230220-en
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Targets
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Target
file.exe
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Size
234KB
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MD5
f8df432779abcda0e118d44dc6dde5c7
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SHA1
2574314f96737d4a909246b06f6d0904b1b0e6f6
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SHA256
668a73171bcfb225ce6748ef6108fa8bf9b02befb5ba5f392cdcff67926d78a2
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SHA512
43974649ae90e164b8a17288c8c8b249dcdbac0a0c4fc9cdac70edbea455f880be7642e03c33e882e3a0bfaeccca46636398a604867451be52e059fc5fb1e75f
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SSDEEP
3072:5fPQrqA+LychM1+ziXtcsM/RHbyp+EpsVNg0cqF2Oq5pqIyYnAZ81MZ:mE1MOYcb/jxBUOqptZnAa1MZ
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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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