Analysis
- max time kernel
92s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
26/10/2022, 13:37
General
- Target c593099a73d55359871700755456bb06.exe
- Size 853KB
- Sample221026-qws8aafhdr
- SHA256 57723ebe18b3371ec8c844fa7a0bc1039b420d2cf56759a2ad3cd087b459989f
Malware Config
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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c593099a73d55359871700755456bb06.exe"C:\Users\Admin\AppData\Local\Temp\c593099a73d55359871700755456bb06.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\c593099a73d55359871700755456bb06.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1160-138-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1160-139-0x00000000060E0000-0x0000000006146000-memory.dmp
memory/1160-140-0x0000000006EF0000-0x0000000006F40000-memory.dmp
memory/4688-132-0x00000000003C0000-0x000000000049C000-memory.dmp
memory/4688-133-0x00000000053E0000-0x0000000005984000-memory.dmp
memory/4688-134-0x0000000004ED0000-0x0000000004F62000-memory.dmp
memory/4688-135-0x0000000004F70000-0x000000000500C000-memory.dmp
memory/4688-136-0x0000000004E40000-0x0000000004E4A000-memory.dmp