General
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Target
84b2d95a886d34c5490009bb1c5a1cec1279f2d786de2093b65ab100793a7af1
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Size
130KB
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Sample
240908-b41vrszdqg
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MD5
9a617a1cf598f0b5c7c3c8801fd7c297
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SHA1
63cdf61e8a992d042f3f4ea34681cb9464aadf59
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SHA256
84b2d95a886d34c5490009bb1c5a1cec1279f2d786de2093b65ab100793a7af1
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SHA512
3745e0a4b9d6e3d1bcb2ae7a22a9cb621ab41ee4345554ff03e922b776715d4398291a179e65b45d4a38fad4b885d470a6a624ae8d7fb23dddf5e5fcefb4da14
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SSDEEP
3072:AP81fiN6+wBCwCFKkHINvuBNPLy+MPj/o1+Z:APr6+wBCwC2cHUrg1+Z
Static task
static1
Behavioral task
behavioral1
Sample
c55859f35ad07e3e4b13f45fa5fa4c788f7059daac930ea435600a936104c1b5.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
c55859f35ad07e3e4b13f45fa5fa4c788f7059daac930ea435600a936104c1b5.exe
Resource
win10v2004-20240802-en
Malware Config
Extracted
tofsee
vanaheim.cn
jotunheim.name
Targets
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Target
c55859f35ad07e3e4b13f45fa5fa4c788f7059daac930ea435600a936104c1b5.exe
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Size
213KB
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MD5
8e456f932787fcd0cadbb598174575b2
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SHA1
22b069c76b86bdb6be8cdafc78019b55c583062e
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SHA256
c55859f35ad07e3e4b13f45fa5fa4c788f7059daac930ea435600a936104c1b5
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SHA512
cb26a33dacdcfe804bdd587ecd44b9bf1c59f357e8701fc4f5e1b04d8d8882466c7743fac51969fe8912e1197a5653986eb4a71edc35eee89051b6c98d546c9d
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SSDEEP
6144:MGDLD6Tj3Vyg0mwiRjaVlodEFjvn/Mq0Vdh1HQ:M+L2n3VygtzRWJjv+Vdz
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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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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
2