Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
07/06/2024, 02:03
General
- Target c85ea2c038ffbbdcdd8a30cb70fafdca476fb5173e7af75ae98b4f9513ae9569.exe
- Size 897KB
- Sample240607-cgsrbagh89
- SHA256 c85ea2c038ffbbdcdd8a30cb70fafdca476fb5173e7af75ae98b4f9513ae9569
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.medicalhome.com.pe
-
Port
587
-
Username
-
Password
MHinfo01
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.medicalhome.com.pe
-
Port
587
-
Username
-
Password
MHinfo01
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c85ea2c038ffbbdcdd8a30cb70fafdca476fb5173e7af75ae98b4f9513ae9569.exe"C:\Users\Admin\AppData\Local\Temp\c85ea2c038ffbbdcdd8a30cb70fafdca476fb5173e7af75ae98b4f9513ae9569.exe"1⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
memory/3456-0-0x000000007464E000-0x000000007464F000-memory.dmp
memory/3456-1-0x0000000000FF0000-0x00000000010D4000-memory.dmp
memory/3456-2-0x0000000005FD0000-0x0000000006574000-memory.dmp
memory/3456-3-0x0000000005AC0000-0x0000000005B52000-memory.dmp
memory/3456-4-0x0000000005B80000-0x0000000005B8A000-memory.dmp
memory/3456-5-0x0000000074640000-0x0000000074DF0000-memory.dmp
memory/3456-6-0x0000000005FA0000-0x0000000005FB6000-memory.dmp
memory/3456-7-0x0000000005FC0000-0x0000000005FCE000-memory.dmp
memory/3456-8-0x0000000006F90000-0x0000000006FA0000-memory.dmp
memory/3456-9-0x0000000007000000-0x00000000070B8000-memory.dmp
memory/3456-10-0x00000000098A0000-0x000000000993C000-memory.dmp
memory/3456-11-0x000000007464E000-0x000000007464F000-memory.dmp
memory/3456-12-0x0000000074640000-0x0000000074DF0000-memory.dmp
memory/3456-13-0x00000000070D0000-0x0000000007146000-memory.dmp
memory/3456-14-0x0000000007160000-0x00000000071C6000-memory.dmp
memory/3456-15-0x00000000074B0000-0x0000000007500000-memory.dmp