Analysis
- max time kernel
144s - max time network
112s - platform
windows10_x64 - resource
win10v20201028 - submitted
17/12/2020, 08:52
General
- Target G3PKtQPPmMFXB4b.exe
- Size 662KB
- Sample201217-ft5ncck5bs
- SHA256 5994f45fc95b80beb8ef828728bd8248455a7f2c503b025be6991a700ecbbf53
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.semsmar.com
-
Port
587
-
Username
-
Password
NorthWood11823#
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.
- Adds Run key to start application 2 TTPs 1 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 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\G3PKtQPPmMFXB4b.exe"C:\Users\Admin\AppData\Local\Temp\G3PKtQPPmMFXB4b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\G3PKtQPPmMFXB4b.exe"{path}"2⤵
- Adds Run key to start application
- 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/412-9-0x00000000087C0000-0x0000000008864000-memory.dmp
memory/412-5-0x0000000005540000-0x0000000005541000-memory.dmp
memory/412-6-0x00000000050E0000-0x00000000050E1000-memory.dmp
memory/412-7-0x0000000005090000-0x0000000005091000-memory.dmp
memory/412-8-0x0000000005430000-0x0000000005434000-memory.dmp
memory/412-2-0x0000000073970000-0x000000007405E000-memory.dmp
memory/412-10-0x0000000008910000-0x0000000008911000-memory.dmp
memory/412-3-0x00000000007A0000-0x00000000007A1000-memory.dmp
memory/932-11-0x0000000000400000-0x000000000043C000-memory.dmp
memory/932-14-0x0000000073970000-0x000000007405E000-memory.dmp
memory/932-19-0x0000000005C70000-0x0000000005C71000-memory.dmp
memory/932-20-0x0000000006560000-0x0000000006561000-memory.dmp