General
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Target
J4MRV_file.exe
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Size
3.1MB
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Sample
241208-evrsaaxleq
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MD5
a53f5d5154f5288b4d1de1fdb4c45bd0
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SHA1
837db70e1305bdb05b66b29e8640dde6d074e07a
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SHA256
7038c664f9dc56254763fa7bbd9b8819afaff44193f5b594cb611281d813e689
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SHA512
c4e54c057f15f1012b587d80c0a4549a5e915947e0737f57936d0088d3b67ab07b42e719285af64376c3f33e9566ae643a0eef536bdfadb0a61e4cb2b7c3c534
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SSDEEP
49152:AnLLPvf5TsT8tixkT4s5IqZzjQkUn2Gf5P0cOTleiV1P:cPvf5TsT8kxkEs5IqZ38DBP0/D3
Static task
static1
Behavioral task
behavioral1
Sample
J4MRV_file.exe
Resource
win7-20240903-en
Malware Config
Extracted
amadey
4.42
9c9aa5
http://185.215.113.43
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install_dir
abc3bc1985
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install_file
skotes.exe
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strings_key
8a35cf2ea38c2817dba29a4b5b25dcf0
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url_paths
/Zu7JuNko/index.php
Extracted
stealc
stok
http://185.215.113.206
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url_path
/c4becf79229cb002.php
Extracted
lumma
https://impend-differ.biz/api
https://print-vexer.biz/api
https://dare-curbys.biz/api
https://covery-mover.biz/api
https://formy-spill.biz/api
https://dwell-exclaim.biz/api
https://zinc-sneark.biz/api
https://se-blurry.biz/api
https://atten-supporse.biz/api
Extracted
lumma
https://atten-supporse.biz/api
https://se-blurry.biz/api
https://zinc-sneark.biz/api
Targets
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Target
J4MRV_file.exe
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Size
3.1MB
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MD5
a53f5d5154f5288b4d1de1fdb4c45bd0
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SHA1
837db70e1305bdb05b66b29e8640dde6d074e07a
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SHA256
7038c664f9dc56254763fa7bbd9b8819afaff44193f5b594cb611281d813e689
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SHA512
c4e54c057f15f1012b587d80c0a4549a5e915947e0737f57936d0088d3b67ab07b42e719285af64376c3f33e9566ae643a0eef536bdfadb0a61e4cb2b7c3c534
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SSDEEP
49152:AnLLPvf5TsT8tixkT4s5IqZzjQkUn2Gf5P0cOTleiV1P:cPvf5TsT8kxkEs5IqZ38DBP0/D3
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Amadey family
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Lumma family
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Stealc family
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Downloads MZ/PE file
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Adds Run key to start application
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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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
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
2Modify Registry
3Virtualization/Sandbox Evasion
2