Analysis
- max time kernel
150s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
17/07/2023, 04:28
General
- Target SecuriteInfo.com.Win32.PWSX-gen.4584.12355.exe
- Size 535KB
- Sample230717-e3netsah6z
- SHA256 f34415b4df3cd3bc51418ec3af5c0854ba70f38f421978a283ceba9ce6e67683
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot5932003035:AAEaLtKkDh7_bNUDpa9r7bYkVcMTGKSmWaM/
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
- 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 8 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4584.12355.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4584.12355.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.Win32.PWSX-gen.4584.12355.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4584.12355.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
SecuriteInfo.com.Win32.PWSX-gen.4584.12355.exe.log
memory/2792-141-0x000000000A6B0000-0x000000000A74C000-memory.dmp
memory/2792-134-0x00000000752F0000-0x0000000075AA0000-memory.dmp
memory/2792-136-0x00000000053D0000-0x0000000005462000-memory.dmp
memory/2792-137-0x0000000005570000-0x0000000005580000-memory.dmp
memory/2792-138-0x0000000005560000-0x000000000556A000-memory.dmp
memory/2792-139-0x00000000752F0000-0x0000000075AA0000-memory.dmp
memory/2792-140-0x0000000005570000-0x0000000005580000-memory.dmp
memory/2792-133-0x0000000000970000-0x00000000009FC000-memory.dmp
memory/2792-135-0x0000000005980000-0x0000000005F24000-memory.dmp
memory/2792-147-0x00000000752F0000-0x0000000075AA0000-memory.dmp
memory/4436-145-0x00000000752F0000-0x0000000075AA0000-memory.dmp
memory/4436-148-0x0000000004FA0000-0x0000000005006000-memory.dmp
memory/4436-142-0x0000000000400000-0x0000000000430000-memory.dmp
memory/4436-146-0x0000000004F20000-0x0000000004F30000-memory.dmp
memory/4436-151-0x00000000068A0000-0x00000000068F0000-memory.dmp
memory/4436-152-0x0000000006AC0000-0x0000000006C82000-memory.dmp
memory/4436-153-0x00000000752F0000-0x0000000075AA0000-memory.dmp
memory/4436-154-0x0000000004F20000-0x0000000004F30000-memory.dmp