Analysis
- max time kernel
135s - max time network
123s - platform
windows7_x64 - resource
win7-en-20211104 - submitted
10/11/2021, 12:10
General
- Target PO.exe
- Size 484KB
- Sample211110-pb2s9aebbn
- SHA256 91cab6b6ad40af70ba2bb3dc7127c4fa867334fddbbd5ef4cde09e0ee3ac636e
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.dairysystems.co.ke
-
Port
587
-
Username
-
Password
2019@systems
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 5 IoCs
- 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 WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"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/1112-55-0x0000000000E10000-0x0000000000E11000-memory.dmp
memory/1112-57-0x0000000075801000-0x0000000075803000-memory.dmp
memory/1112-58-0x0000000004990000-0x0000000004991000-memory.dmp
memory/1112-59-0x00000000003D0000-0x00000000003D7000-memory.dmp
memory/1112-60-0x0000000004E60000-0x0000000004EB3000-memory.dmp
memory/1944-61-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1944-62-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1944-63-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1944-64-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1944-65-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1944-67-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1944-69-0x0000000000440000-0x0000000000441000-memory.dmp
memory/1944-70-0x0000000000441000-0x0000000000442000-memory.dmp