Analysis
- max time kernel
4294183s - max time network
126s - platform
windows7_x64 - resource
win7-20220310-en - submitted
29/03/2022, 09:02
General
- Target d844a312629808aa11a8813c4f92c9e5.exe
- Size 1.1MB
- Sample220329-kze7yahabl
- SHA256 fdbfd86d881dfeec672cebd092177e80ca35d99a08f834dfecdffadbd4444104
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot5046858692:AAGBzdOeRJEhVNDpK7m7z7d07qQ2Epskalo/sendDocument
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
- 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 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d844a312629808aa11a8813c4f92c9e5.exe"C:\Users\Admin\AppData\Local\Temp\d844a312629808aa11a8813c4f92c9e5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\d844a312629808aa11a8813c4f92c9e5.exe"C:\Users\Admin\AppData\Local\Temp\d844a312629808aa11a8813c4f92c9e5.exe"2⤵
- Accesses Microsoft Outlook profiles
- 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
memory/976-58-0x0000000000400000-0x000000000043A000-memory.dmp
memory/976-59-0x0000000000400000-0x000000000043A000-memory.dmp
memory/976-61-0x0000000000400000-0x000000000043A000-memory.dmp
memory/976-62-0x0000000000400000-0x000000000043A000-memory.dmp
memory/976-63-0x0000000000400000-0x000000000043A000-memory.dmp
memory/976-66-0x0000000000400000-0x000000000043A000-memory.dmp
memory/976-68-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1988-54-0x0000000000F40000-0x0000000001056000-memory.dmp
memory/1988-55-0x00000000004C0000-0x00000000004CA000-memory.dmp
memory/1988-56-0x0000000007F90000-0x0000000008094000-memory.dmp
memory/1988-57-0x0000000000B00000-0x0000000000B3C000-memory.dmp