Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
21/05/2024, 01:02
General
- Target 59c4c7e95c9549234661cc0c3a33de39958df413f3a408f3385e69fd669228fb.exe
- Size 321KB
- Sample240521-bd3xfada47
- SHA256 59c4c7e95c9549234661cc0c3a33de39958df413f3a408f3385e69fd669228fb
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
tqpas.com
-
Port
587
-
Username
-
Password
Ot939393!
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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.
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\59c4c7e95c9549234661cc0c3a33de39958df413f3a408f3385e69fd669228fb.exe"C:\Users\Admin\AppData\Local\Temp\59c4c7e95c9549234661cc0c3a33de39958df413f3a408f3385e69fd669228fb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1996-6-0x0000000005000000-0x000000000500A000-memory.dmp
memory/1996-7-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/1996-2-0x0000000005360000-0x0000000005904000-memory.dmp
memory/1996-3-0x0000000004E50000-0x0000000004EE2000-memory.dmp
memory/1996-4-0x0000000004DB0000-0x0000000004E00000-memory.dmp
memory/1996-5-0x0000000005010000-0x000000000501A000-memory.dmp
memory/1996-1-0x0000000000380000-0x00000000003D6000-memory.dmp
memory/1996-13-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/1996-0-0x00000000752AE000-0x00000000752AF000-memory.dmp
memory/2488-9-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/2488-8-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2488-11-0x0000000005930000-0x0000000005996000-memory.dmp
memory/2488-10-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/2488-14-0x0000000006D20000-0x0000000006D70000-memory.dmp
memory/2488-15-0x00000000752A0000-0x0000000075A50000-memory.dmp