Analysis
- max time kernel
149s - max time network
111s - platform
windows10_x64 - resource
win10v200722 - submitted
05/10/2020, 11:12
General
- Target da503a926b278a7fa77a3724e656fd70.exe
- Size 489KB
- Sample201005-ch1758vb36
- SHA256 eeba7537e3916a6c6d52340f648f970c4ad8369052fbc235b5ce4e3f166c9aae
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.africanuniquesafaris.com
-
Port
587
-
Username
-
Password
UgandaRwanda2013
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\da503a926b278a7fa77a3724e656fd70.exe"C:\Users\Admin\AppData\Local\Temp\da503a926b278a7fa77a3724e656fd70.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AaiyQGoR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3C6D.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\da503a926b278a7fa77a3724e656fd70.exe"C:\Users\Admin\AppData\Local\Temp\da503a926b278a7fa77a3724e656fd70.exe"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/864-9-0x0000000006330000-0x000000000636B000-memory.dmp
memory/864-3-0x0000000005130000-0x0000000005131000-memory.dmp
memory/864-6-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
memory/864-7-0x0000000005630000-0x0000000005E30000-memory.dmp
memory/864-8-0x00000000061D0000-0x0000000006227000-memory.dmp
memory/864-0-0x0000000073270000-0x000000007395E000-memory.dmp
memory/864-4-0x0000000004C30000-0x0000000004C31000-memory.dmp
memory/864-5-0x0000000004CD0000-0x0000000004CD1000-memory.dmp
memory/864-1-0x00000000001B0000-0x00000000001B1000-memory.dmp
memory/1352-12-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1352-15-0x0000000073270000-0x000000007395E000-memory.dmp
memory/1352-20-0x0000000005240000-0x0000000005241000-memory.dmp
memory/1352-21-0x0000000005F20000-0x0000000005F21000-memory.dmp