General
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Target
file.exe
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Size
315KB
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Sample
230510-wkpzdahf55
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MD5
1e93be0d225ce928393039c9771321fb
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SHA1
27ffe470bee42d5ce14f3914bc710f68fbd74247
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SHA256
e54e9f7fe7725afa85dfe0d0e04cf873d01084989205d93b4b4e1e1de7d935f3
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SHA512
3d51ef74913c2266f88a2b734ecb058caa390e3f72fb7aa47e7c5ea3565ef832394a0854c3aa84208143fb005d3d506a46465749b56d80aecee9755c5f8d378c
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SSDEEP
3072:TNXD1CpI7TkxlIlY0I0n+sDiV6YtnEduisT58ThH8x/06j0eO/OfgaH9xWm+d/HO:hEpjXQYhIs6YtnEduisN8F81069lH9A
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Targets
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Target
file.exe
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Size
315KB
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MD5
1e93be0d225ce928393039c9771321fb
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SHA1
27ffe470bee42d5ce14f3914bc710f68fbd74247
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SHA256
e54e9f7fe7725afa85dfe0d0e04cf873d01084989205d93b4b4e1e1de7d935f3
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SHA512
3d51ef74913c2266f88a2b734ecb058caa390e3f72fb7aa47e7c5ea3565ef832394a0854c3aa84208143fb005d3d506a46465749b56d80aecee9755c5f8d378c
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SSDEEP
3072:TNXD1CpI7TkxlIlY0I0n+sDiV6YtnEduisT58ThH8x/06j0eO/OfgaH9xWm+d/HO:hEpjXQYhIs6YtnEduisN8F81069lH9A
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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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