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General
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Target
37fa116ac75887bf0a2ec400e4ea33ef
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Size
255KB
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Sample
231225-x6xrsachc6
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MD5
37fa116ac75887bf0a2ec400e4ea33ef
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SHA1
6687a2fec52e9322e76707705a595829824f9af7
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SHA256
55edd1731f6160632379e7eab705be99fdb401c2ab96d2f1bef6925f6b7b8acc
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SHA512
ddf0b68fda86e0f4b2a8d2c8fa61fa26a12c62416133e442da584a607e10659130537f3367274b21ad1841c6ed6cd40730b9e3dcdd4b548747895a3191481dfa
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJL:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIU
Behavioral task
behavioral1
Sample
37fa116ac75887bf0a2ec400e4ea33ef.exe
Resource
win7-20231215-en
Malware Config
Targets
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Target
37fa116ac75887bf0a2ec400e4ea33ef
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Size
255KB
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MD5
37fa116ac75887bf0a2ec400e4ea33ef
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SHA1
6687a2fec52e9322e76707705a595829824f9af7
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SHA256
55edd1731f6160632379e7eab705be99fdb401c2ab96d2f1bef6925f6b7b8acc
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SHA512
ddf0b68fda86e0f4b2a8d2c8fa61fa26a12c62416133e442da584a607e10659130537f3367274b21ad1841c6ed6cd40730b9e3dcdd4b548747895a3191481dfa
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SSDEEP
3072:MMDb50WrZa8jCgae5+VQkGdUQFDxePZ2SBaQJXkNRtXlNGKaUIQW/qlQBG3mmTJL:1xlZam+akqx6YQJXcNlEHUIQeE3mmBIU
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Modifies visibility of file extensions in Explorer
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Modifies visiblity of hidden/system files in Explorer
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Disables RegEdit via registry modification
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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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Loads dropped DLL
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Adds Run key to start application
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Modifies WinLogon
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
2Disable or Modify Tools
2Modify Registry
7