General
- Target file.exe
- Size 217KB
- Sample221027-et8dmsaefj
- SHA256 5f14976d98812a892a38d4e47911733ddc1f6d33e5066e1922d4d6b6b68c470f
- MD5 41aa47215345c34fe87b054d95fa276f
- SHA1 0fb2da48e7f914d7176a1d3499d54d9910031aa4
- SHA512 be9ff12eb24f8263e4e53cf437ee6909c05b511ca13e16e97129f78d025528a5afaacb936bf9d2718fee6c8416bcde30cea8fae5f44f30b880ba004111264b07
- SSDEEP 3072:O4l4rwvwm/+NpLzPeZe6qS/Tx51Qh2k0GKVWmvXt79ksh/0+rXEzex:Nlx//MLCZeJS/1srUlvXtJh/0+rQe
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
16 signatures
150 seconds
Malware Config
Extracted
Family
-
tofsee
C2
-
svartalfheim.top
-
jotunheim.name
Targets
-
- Target file.exe
- Size 217KB
- SHA256 5f14976d98812a892a38d4e47911733ddc1f6d33e5066e1922d4d6b6b68c470f
- MD5 41aa47215345c34fe87b054d95fa276f
- SHA1 0fb2da48e7f914d7176a1d3499d54d9910031aa4
- SHA512 be9ff12eb24f8263e4e53cf437ee6909c05b511ca13e16e97129f78d025528a5afaacb936bf9d2718fee6c8416bcde30cea8fae5f44f30b880ba004111264b07
- SSDEEP 3072:O4l4rwvwm/+NpLzPeZe6qS/Tx51Qh2k0GKVWmvXt79ksh/0+rXEzex:Nlx//MLCZeJS/1srUlvXtJh/0+rQe
- MD5 SHA1 SHA512 SSDEEP
-
XMRig Miner payload
-
Creates new service(s)
-
Executes dropped EXE
-
Modifies Windows Firewall
-
Sets service image path in registry
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Deletes itself
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Drops file in System32 directory
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Suspicious use of SetThreadContext