Analysis
- max time kernel
135s - max time network
49s - platform
windows7_x64 - resource
win7v20210408 - submitted
03/07/2021, 07:09
General
- Target f92c3c56e2fb379b3d630e84663727ca.exe
- Size 609KB
- Sample210703-tz1p38ldfe
- SHA256 b84bd3ee362bb7cec2a79c5db0b60264b0ee99a4e769790c0b426aca5393b3dc
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.costa.com.pk
-
Port
587
-
Username
-
Password
isb123
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f92c3c56e2fb379b3d630e84663727ca.exe"C:\Users\Admin\AppData\Local\Temp\f92c3c56e2fb379b3d630e84663727ca.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\f92c3c56e2fb379b3d630e84663727ca.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1020-65-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1020-67-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1020-69-0x0000000004BB0000-0x0000000004BB1000-memory.dmp
memory/1020-70-0x0000000004BB1000-0x0000000004BB2000-memory.dmp
memory/1988-59-0x0000000000250000-0x0000000000251000-memory.dmp
memory/1988-61-0x0000000004E70000-0x0000000004E71000-memory.dmp
memory/1988-62-0x0000000000220000-0x0000000000222000-memory.dmp
memory/1988-63-0x00000000059F0000-0x0000000005A81000-memory.dmp
memory/1988-64-0x0000000005050000-0x00000000050AB000-memory.dmp