General
- Target TBC#01 Rev.A3 - lnexa.xls.exe
- Size 688KB
- Sample240329-jbtvradb25
- SHA256 189366b5282eba120afb62f0013934f656d1243240644dc1da02feb64bf47b98
- MD5 caecdf4de8d2cf26469206796a63febe
- SHA1 c7363f356e05fe75dac6bd9cd66ebd8d37580f66
- SHA512 5e95800c042c6d3c1a6de43bef89efbd81eec7488f58a2fe7d655d2b2d917338b64b4046f005bd6f7f9902d1104c1ee2977b1c9960d72de1ea93a49a41a10e50
- SSDEEP 12288:3LLK1r+2idJSTvYJ3dEUlSztl42r+ACxA4oFWH/qv+:7iOdJYvYJ3N0zekUSv
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
TBC#01 Rev.A3 - lnexa.xls.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
TBC#01 Rev.A3 - lnexa.xls.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.superlink.ae
-
Port
587
-
Username
-
Password
Babyko14
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.superlink.ae
-
Port
587
-
Username
-
Password
Babyko14
-
Email to
Targets
-
- Target TBC#01 Rev.A3 - lnexa.xls.exe
- Size 688KB
- SHA256 189366b5282eba120afb62f0013934f656d1243240644dc1da02feb64bf47b98
- MD5 caecdf4de8d2cf26469206796a63febe
- SHA1 c7363f356e05fe75dac6bd9cd66ebd8d37580f66
- SHA512 5e95800c042c6d3c1a6de43bef89efbd81eec7488f58a2fe7d655d2b2d917338b64b4046f005bd6f7f9902d1104c1ee2977b1c9960d72de1ea93a49a41a10e50
- SSDEEP 12288:3LLK1r+2idJSTvYJ3dEUlSztl42r+ACxA4oFWH/qv+:7iOdJYvYJ3N0zekUSv
- MD5 SHA1 SHA512 SSDEEP
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Adds Run key to start application
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Suspicious use of SetThreadContext
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Defense Evasion
Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1