General
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Target
fa3eba33e8992d8938c55f208b8acdde763a0509a3918592ef8d333bda1eb5f4
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Size
145KB
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Sample
240417-qkm7wsaf4x
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MD5
37cf5757cf2726b2a8290b19456ed3ff
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SHA1
fcf2259855e3d6f7e001bce0d07345b70e2064ff
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SHA256
fa3eba33e8992d8938c55f208b8acdde763a0509a3918592ef8d333bda1eb5f4
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SHA512
0ba7d1b0ac62c74b9dd779c719adbc2af1a1b7a639e605528362ff81845b6485f48bc659d84951534217def1fbf985b6c462dbfe8fc7863dfee502900b548e8f
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SSDEEP
3072:lYgG5A54J4MMDtlu/DD6fdLbOQPrlQIp2xeGim:Sjq4iMMrSIOQJHp2xdX
Static task
static1
Behavioral task
behavioral1
Sample
7c44a7de2a7c4175c761e08a2de5d2acd42ad3195d7686e5b8d507f99c30adc8.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
7c44a7de2a7c4175c761e08a2de5d2acd42ad3195d7686e5b8d507f99c30adc8.exe
Resource
win10v2004-20240412-en
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Targets
-
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Target
7c44a7de2a7c4175c761e08a2de5d2acd42ad3195d7686e5b8d507f99c30adc8.exe
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Size
229KB
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MD5
ddb3205a92ff18ae17b3f9f93c7b197c
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SHA1
b77c666a2d7b1f63ba08316f9a221be6ac1f786a
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SHA256
7c44a7de2a7c4175c761e08a2de5d2acd42ad3195d7686e5b8d507f99c30adc8
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SHA512
db659ead4fd2ed186f221adf5bb9ab5b686253454eeb307ba247a99d8026c009d72ed11473d4622146c7b6cf59f445ad3b020ac3394d3f61af5bfd385b43c334
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SSDEEP
3072:lnUQviqZALXadUs0vEJimn1K29YbqYZgpLneYDR89fJ5j3UxS6MeILYS:lnUzPjflapLnsdT3U2eILY
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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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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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
2Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2