General
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Target
file
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Size
350KB
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Sample
230210-mejezaac7v
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MD5
9843513c4bae71444788ec615e3293a7
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SHA1
45d1edf0261a0d51500d73393b7c90bbbb409cc8
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SHA256
f3dc148e91f2b99c4bff566c2ad3b692e0cf9103ba98d668f8476f362a54dc6d
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SHA512
f652ddd7bc80724701a20dab2e84da88d199763a93f6f38441a4c8b2fa823750a690d604b71ed2754a360196498e7f148470901b319a34f57c9191aca32fef2e
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SSDEEP
3072:6fauW+PfyscDGK5n+kZkNJLeTM1ZIpkETaOvv6LJsIG9nf6NzG2UUzkE:cdW+fyscDzpAiM12xnaLSXnfWzGmk
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
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Size
350KB
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MD5
9843513c4bae71444788ec615e3293a7
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SHA1
45d1edf0261a0d51500d73393b7c90bbbb409cc8
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SHA256
f3dc148e91f2b99c4bff566c2ad3b692e0cf9103ba98d668f8476f362a54dc6d
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SHA512
f652ddd7bc80724701a20dab2e84da88d199763a93f6f38441a4c8b2fa823750a690d604b71ed2754a360196498e7f148470901b319a34f57c9191aca32fef2e
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SSDEEP
3072:6fauW+PfyscDGK5n+kZkNJLeTM1ZIpkETaOvv6LJsIG9nf6NzG2UUzkE:cdW+fyscDzpAiM12xnaLSXnfWzGmk
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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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