Analysis
- max time kernel
121s - max time network
122s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
- submitted
17/01/2024, 16:21
General
- Target SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.26435.17300.exe
- Size 678KB
- Sample240117-ttmt9sbbb4
- SHA256 135a046874c7621664f5259d83120e71c426fb40d54104a27a6fd25cb5d2f9c9
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
xySnlUr9
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Adds Run key to start application 2 TTPs 1 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.26435.17300.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.26435.17300.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.26435.17300.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.TrojanLoader.MSIL.DaVinci.Heur.26435.17300.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2444-20-0x0000000074970000-0x000000007505E000-memory.dmp
memory/2444-1-0x0000000074970000-0x000000007505E000-memory.dmp
memory/2444-2-0x0000000004FE0000-0x0000000005020000-memory.dmp
memory/2444-3-0x0000000000660000-0x0000000000680000-memory.dmp
memory/2444-4-0x00000000005F0000-0x00000000005FA000-memory.dmp
memory/2444-5-0x0000000000680000-0x000000000068E000-memory.dmp
memory/2444-6-0x0000000004930000-0x00000000049AC000-memory.dmp
memory/2444-0-0x00000000013A0000-0x0000000001450000-memory.dmp
memory/2936-19-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2936-9-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2936-7-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2936-21-0x0000000074970000-0x000000007505E000-memory.dmp
memory/2936-17-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2936-15-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2936-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2936-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2936-22-0x0000000000500000-0x0000000000540000-memory.dmp
memory/2936-10-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2936-25-0x0000000074970000-0x000000007505E000-memory.dmp
memory/2936-26-0x0000000000500000-0x0000000000540000-memory.dmp