Analysis
- max time kernel
119s - max time network
123s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
03/04/2024, 09:43
General
- Target INVOICE-BUO2300000.exe
- Size 774KB
- Sample240403-lp1asscb56
- SHA256 da6f3f1f642c13d2b7bf4c86e2686c5e1b606dbe0838423998c15742940545e9
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.ipr-co.org
-
Port
587
-
Username
-
Password
IPRco@100102@
-
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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\INVOICE-BUO2300000.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE-BUO2300000.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\INVOICE-BUO2300000.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE-BUO2300000.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/2680-18-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2680-22-0x0000000074280000-0x000000007496E000-memory.dmp
memory/2680-24-0x0000000004A70000-0x0000000004AB0000-memory.dmp
memory/2680-23-0x0000000074280000-0x000000007496E000-memory.dmp
memory/2680-12-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2680-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2680-6-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2680-8-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2680-10-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2680-20-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2680-16-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2804-21-0x0000000074280000-0x000000007496E000-memory.dmp
memory/2804-0-0x00000000011B0000-0x0000000001276000-memory.dmp
memory/2804-1-0x0000000074280000-0x000000007496E000-memory.dmp
memory/2804-5-0x0000000008180000-0x0000000008202000-memory.dmp
memory/2804-4-0x00000000002D0000-0x00000000002DC000-memory.dmp
memory/2804-3-0x0000000000260000-0x0000000000270000-memory.dmp
memory/2804-2-0x0000000000640000-0x0000000000680000-memory.dmp