General
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Target
file.exe
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Size
278KB
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Sample
231121-l17t1sed5x
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MD5
04be506f95725779d037a8b95dabb7e7
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SHA1
c7545e5fda8c6d69c4474bece19640ef371933d0
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SHA256
2b46bdbe9369c12a57b45985d45c7793a65866b9b39b31affc868cfe2e6e9d2f
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SHA512
34eca68df3884c53363fd642948de57493733350cce5831b7c7d3485125b88ea25f05a9a36e60e4cf4c711f70398c87754ff4e2ea264934ee6a66ebc17f9e800
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SSDEEP
3072:nL9A+CYJSUuHGYWajKZj98TASMmeHWX7GKGZeHQDznrhz7:ljJuHNW8sj98kSbPX7GcQp
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231023-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20231023-en
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Targets
-
-
Target
file.exe
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Size
278KB
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MD5
04be506f95725779d037a8b95dabb7e7
-
SHA1
c7545e5fda8c6d69c4474bece19640ef371933d0
-
SHA256
2b46bdbe9369c12a57b45985d45c7793a65866b9b39b31affc868cfe2e6e9d2f
-
SHA512
34eca68df3884c53363fd642948de57493733350cce5831b7c7d3485125b88ea25f05a9a36e60e4cf4c711f70398c87754ff4e2ea264934ee6a66ebc17f9e800
-
SSDEEP
3072:nL9A+CYJSUuHGYWajKZj98TASMmeHWX7GKGZeHQDznrhz7:ljJuHNW8sj98kSbPX7GcQp
Score10/10-
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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2