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General
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Target
file.exe
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Size
327KB
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Sample
230110-fj5ensgd7v
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MD5
c9483aa293f692b9f6d8ba2967fd1c99
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SHA1
7100757b4e9d76237ecf7a570bb290232537816f
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SHA256
7130e94bd50596e8df99ee446b7629fb391e445f4ce5110522f8df810bad1595
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SHA512
bb55946c0cfb917e9bcd59717d003e5718bee0ace66d38191b9d9fde97cb181ff8ce139b2711dc8844b4e45883ebf578f7ec8ecdc359b84f90d676075bb5eac5
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SSDEEP
6144:vK07OTzkrbzCEBehsyuQs7dBA0XFsvOZJY:v9qabWhFuQqKmZ
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
Malware Config
Extracted
tofsee
svartalfheim.top
jotunheim.name
Targets
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Target
file.exe
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Size
327KB
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MD5
c9483aa293f692b9f6d8ba2967fd1c99
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SHA1
7100757b4e9d76237ecf7a570bb290232537816f
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SHA256
7130e94bd50596e8df99ee446b7629fb391e445f4ce5110522f8df810bad1595
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SHA512
bb55946c0cfb917e9bcd59717d003e5718bee0ace66d38191b9d9fde97cb181ff8ce139b2711dc8844b4e45883ebf578f7ec8ecdc359b84f90d676075bb5eac5
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SSDEEP
6144:vK07OTzkrbzCEBehsyuQs7dBA0XFsvOZJY:v9qabWhFuQqKmZ
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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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