Analysis
- max time kernel
149s - max time network
156s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
21/05/2024, 01:53
General
- Target vsl_details_pdf.exe
- Size 1.1MB
- Sample240521-cbgrvsed75
- SHA256 7dad27294808e93adf767c07c07ec76f96c35710703567a95fa6d54b823ee5e7
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.window10server.com
-
Port
587
-
Username
-
Password
6oJwe0Mg7pNWEVD
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\vsl_details_pdf.exe"C:\Users\Admin\AppData\Local\Temp\vsl_details_pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\vsl_details_pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/1388-10-0x0000000003500000-0x0000000003504000-memory.dmp
memory/4612-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4612-12-0x00000000741CE000-0x00000000741CF000-memory.dmp
memory/4612-13-0x0000000005510000-0x0000000005AB4000-memory.dmp
memory/4612-14-0x0000000004FD0000-0x0000000005036000-memory.dmp
memory/4612-15-0x00000000741C0000-0x0000000074970000-memory.dmp
memory/4612-16-0x0000000006550000-0x00000000065A0000-memory.dmp
memory/4612-17-0x0000000006640000-0x00000000066D2000-memory.dmp
memory/4612-18-0x00000000065D0000-0x00000000065DA000-memory.dmp
memory/4612-19-0x00000000741CE000-0x00000000741CF000-memory.dmp
memory/4612-20-0x00000000741C0000-0x0000000074970000-memory.dmp