Analysis
- max time kernel
122s - max time network
126s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
- submitted
17/01/2024, 09:21
General
- Target PO1-865.exe
- Size 644KB
- Sample240117-lbbqaadcc9
- SHA256 20e907712da055637397acbc5f7a8781f72f7aef3a301b01dfce3b1a09364cf2
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
zIFrvQB2
-
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.
- 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 4 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\PO1-865.exe"C:\Users\Admin\AppData\Local\Temp\PO1-865.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\PO1-865.exe"C:\Users\Admin\AppData\Local\Temp\PO1-865.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/2420-0-0x0000000000D10000-0x0000000000DB8000-memory.dmp
memory/2420-1-0x00000000743D0000-0x0000000074ABE000-memory.dmp
memory/2420-2-0x0000000005130000-0x0000000005170000-memory.dmp
memory/2420-3-0x0000000000550000-0x0000000000570000-memory.dmp
memory/2420-4-0x0000000000240000-0x000000000024A000-memory.dmp
memory/2420-5-0x0000000000260000-0x000000000026E000-memory.dmp
memory/2420-6-0x0000000005740000-0x00000000057BA000-memory.dmp
memory/2420-17-0x00000000743D0000-0x0000000074ABE000-memory.dmp
memory/2856-8-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2856-9-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2856-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2856-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2856-15-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2856-7-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2856-18-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2856-20-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2856-21-0x0000000074350000-0x0000000074A3E000-memory.dmp
memory/2856-22-0x0000000074350000-0x0000000074A3E000-memory.dmp