General
- Target file.exe
- Size 214KB
- Sample221216-vj4kpsfb29
- SHA256 6ee734c6f2b4fba1db0a951fab31491dc8769177ce7fdc6d29da8b79913dc1fa
- MD5 55d1183935fa132cd3f5901feb0830bc
- SHA1 8b8fc44387d6d6f6f357453cf39052e266b43a53
- SHA512 274939bda87e85d1e91106b15dd1812a51094d17cdcd43c5b61c3c9dead93200a95ac33914a8e524fd93f21ca9a154acd757e15979313df5d336ab846d53f939
- SSDEEP 3072:SSJH+L6Lp7F0RDOgvitBvfzaAa9FCbjpD+ADELsz7pco40zwUzQRKF+:zsLSp7+JiPvfzaAJjoAAgz7+o40M2b
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20221111-en
16 signatures
150 seconds
Malware Config
Extracted
Family
-
tofsee
C2
-
svartalfheim.top
-
jotunheim.name
Targets
-
- Target file.exe
- Size 214KB
- SHA256 6ee734c6f2b4fba1db0a951fab31491dc8769177ce7fdc6d29da8b79913dc1fa
- MD5 55d1183935fa132cd3f5901feb0830bc
- SHA1 8b8fc44387d6d6f6f357453cf39052e266b43a53
- SHA512 274939bda87e85d1e91106b15dd1812a51094d17cdcd43c5b61c3c9dead93200a95ac33914a8e524fd93f21ca9a154acd757e15979313df5d336ab846d53f939
- SSDEEP 3072:SSJH+L6Lp7F0RDOgvitBvfzaAa9FCbjpD+ADELsz7pco40zwUzQRKF+:zsLSp7+JiPvfzaAJjoAAgz7+o40M2b
- 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
-
Drops file in System32 directory
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Suspicious use of SetThreadContext