General
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Target
2025-03-30_555cbc7420e3d52a2f8f86f5aae2431a_amadey_karagany_rhadamanthys_smoke-loader
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Size
14.7MB
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Sample
250330-lbwqfsxqs3
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MD5
555cbc7420e3d52a2f8f86f5aae2431a
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SHA1
17abf9482c047c46d9ec76fa9cc2b9c72cbff05b
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SHA256
6d016e7348c581442179a4c1e2461d69bdfffefa72b8a0bc60e181090713d214
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SHA512
7e12b55e739f297960c0015f0305fc2393f273dc638f9c7f46145e9c17066163c29a1102f9d0dfa45421cb1cc81ec3fe45f2abdc32a693ffa2fee0e519007f54
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SSDEEP
3072:mdh4rj43qHj/zjgRYR6lVatBLufQxMmYq7sxkgaBChJ:w4rj46/zjgRI2atBLTMYQigaq
Static task
static1
Behavioral task
behavioral1
Sample
2025-03-30_555cbc7420e3d52a2f8f86f5aae2431a_amadey_karagany_rhadamanthys_smoke-loader.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2025-03-30_555cbc7420e3d52a2f8f86f5aae2431a_amadey_karagany_rhadamanthys_smoke-loader.exe
Resource
win10v2004-20250313-en
Malware Config
Extracted
tofsee
niflheimr.cn
jotunheim.name
Targets
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Target
2025-03-30_555cbc7420e3d52a2f8f86f5aae2431a_amadey_karagany_rhadamanthys_smoke-loader
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Size
14.7MB
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MD5
555cbc7420e3d52a2f8f86f5aae2431a
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SHA1
17abf9482c047c46d9ec76fa9cc2b9c72cbff05b
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SHA256
6d016e7348c581442179a4c1e2461d69bdfffefa72b8a0bc60e181090713d214
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SHA512
7e12b55e739f297960c0015f0305fc2393f273dc638f9c7f46145e9c17066163c29a1102f9d0dfa45421cb1cc81ec3fe45f2abdc32a693ffa2fee0e519007f54
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SSDEEP
3072:mdh4rj43qHj/zjgRYR6lVatBLufQxMmYq7sxkgaBChJ:w4rj46/zjgRI2atBLTMYQigaq
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Tofsee family
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Windows security bypass
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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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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
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