Analysis
- max time kernel
108s - max time network
18s - platform
windows7_x64 - resource
win7v200722 - submitted
05/10/2020, 11:25
General
- Target MT-103.exe
- Size 801KB
- Sample201005-ajxtspk74n
- SHA256 ccdf4a4de46d510c72b7ccd6036af45ec3782f6a683e0534eab1a294c34ffcf3
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 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.
- 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\MT-103.exe"C:\Users\Admin\AppData\Local\Temp\MT-103.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\MT-103.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1440-0-0x0000000074430000-0x0000000074B1E000-memory.dmp
memory/1440-1-0x0000000000BE0000-0x0000000000BE1000-memory.dmp
memory/1440-3-0x0000000000250000-0x0000000000254000-memory.dmp
memory/1440-4-0x00000000055E0000-0x0000000005675000-memory.dmp
memory/1440-5-0x0000000005890000-0x0000000005924000-memory.dmp
memory/1948-6-0x0000000000400000-0x0000000000466000-memory.dmp
memory/1948-8-0x0000000000400000-0x0000000000466000-memory.dmp
memory/1948-9-0x0000000000400000-0x0000000000466000-memory.dmp
memory/1948-10-0x0000000074430000-0x0000000074B1E000-memory.dmp