General
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Target
file.exe
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Size
321KB
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Sample
230109-zm678abb61
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MD5
59698164011560e61011db2659fea20f
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SHA1
70cff9f8aa8561d0bc6b16b4462cf264f1cf6076
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SHA256
824d5828b99e7129efd43830a9c714293682cf9085393623fdd2b617d3f98c68
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SHA512
f10ac00cc7460a630bb5c59dbda948eae2e655078774df221baf51dacddd5b388b8c332f1cf4ec28449096fcd67fa7796b92b1a201240f9e55b0b1a840747c07
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SSDEEP
6144:L8wlmU3y6BnUbpx74EcyA4rwTH7TIkjxmf/y:LtUWBnUbpxcEczPTIbq
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
Malware Config
Extracted
tofsee
svartalfheim.top
jotunheim.name
Targets
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Target
file.exe
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Size
321KB
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MD5
59698164011560e61011db2659fea20f
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SHA1
70cff9f8aa8561d0bc6b16b4462cf264f1cf6076
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SHA256
824d5828b99e7129efd43830a9c714293682cf9085393623fdd2b617d3f98c68
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SHA512
f10ac00cc7460a630bb5c59dbda948eae2e655078774df221baf51dacddd5b388b8c332f1cf4ec28449096fcd67fa7796b92b1a201240f9e55b0b1a840747c07
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SSDEEP
6144:L8wlmU3y6BnUbpx74EcyA4rwTH7TIkjxmf/y:LtUWBnUbpxcEczPTIbq
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XMRig Miner payload
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Creates new service(s)
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Executes dropped EXE
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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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