General
- Target FL64.exe
- Size 12.8MB
- Sample260719-ef6b5abs6r
- SHA256 c5be330ae5dea7ba030132338678cf6485245b06ce664b5b53d547f4e6cdd1b8
- MD5 c6256aecc4d050934c3e07f9b4714fe9
- SHA1 12638d1d35b430a8ab959dafc4cd6e86329032f4
- SHA512 f5f21758bfdbfce00bea40309712347c8176e26db5a4aea6913954414964427dd2275cc5e86fa10bd3e809d0da2578ed2f1ee6efc99709b840ffd8d44160b2f0
- SSDEEP 393216:gLm185vziqdq2tdQJluIF3MnG3Vdl5VnP/vYP4H8YH:cmi5vziQtdQt3MGTVPY4x
- TLSH T129D633796F780C8AC36150FF84A29358DE77EDDC4720838F8B5D7A4809279CD2A3A975
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
FL64.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
FL64.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
sys_core_5bdf8dfa.pyc
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
sys_core_5bdf8dfa.pyc
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target FL64.exe
- Size 12.8MB
- SHA256 c5be330ae5dea7ba030132338678cf6485245b06ce664b5b53d547f4e6cdd1b8
- MD5 c6256aecc4d050934c3e07f9b4714fe9
- SHA1 12638d1d35b430a8ab959dafc4cd6e86329032f4
- SHA512 f5f21758bfdbfce00bea40309712347c8176e26db5a4aea6913954414964427dd2275cc5e86fa10bd3e809d0da2578ed2f1ee6efc99709b840ffd8d44160b2f0
- SSDEEP 393216:gLm185vziqdq2tdQJluIF3MnG3Vdl5VnP/vYP4H8YH:cmi5vziQtdQt3MGTVPY4x
- TLSH T129D633796F780C8AC36150FF84A29358DE77EDDC4720838F8B5D7A4809279CD2A3A975
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Unsecured Credentials: Credentials In Files
Steal credentials from unsecured files.
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Executes a VBScript file via the Windows Script Host.
-
Hide Artifacts: Hidden Files and Directories
-
- Target sys_core_5bdf8dfa.pyc
- Size 904KB
- SHA256 6dbc261f1fed71d30c64a2a4e18b1f9b43e817388e0474f9f8698a6a574ec8dc
- MD5 892b1622e0939d3d3c4d3049155564e7
- SHA1 11729ad4a62e88ad70268fe0c3aeeb6ac320f0ae
- SHA512 a895bfa0c792e4b7b8e46757ce5529f34477ace67b6877cca5be1d5f03a328735a1dea72b3f83f491d2fffd4009969a6453ffb3ea6af19f7715765a555768562
- SSDEEP 12288:itX59Wu6qcaPLBpXzVC7Ij43Ll6/cHF59Af5dezeLBRIFo3DG0k0NXE:aBjVC7LU/cZaRRr3C0LU
- TLSH T1D415AF365A17BCBEFA782EF098112E4E6F2C76931114815BEDC450BD3BE9A64CC194F8
- MD5 SHA1 SHA512 SSDEEP TLSH
Score3/10
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
4PowerShell
2Visual Basic
1Windows Command Shell
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Modify Authentication Process
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Authentication Process
1Modify Registry
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
3Credentials In Files
3