Analysis
- max time kernel
65s - max time network
121s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
- submitted
14/04/2023, 06:52
General
- Target 097d90743778060a4190c196c68439bb.exe
- Size 592KB
- Sample230414-hm3flagg44
- SHA256 2c8fbf5b599a52264939929e4a5608176636ee5b151cdecd7bea0cc5d72013ab
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.valvulasthermovalve.cl
-
Port
21
-
Username
-
Password
LILKOOLL14!!
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\097d90743778060a4190c196c68439bb.exe"C:\Users\Admin\AppData\Local\Temp\097d90743778060a4190c196c68439bb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\097d90743778060a4190c196c68439bb.exe"C:\Users\Admin\AppData\Local\Temp\097d90743778060a4190c196c68439bb.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/524-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/524-68-0x0000000000400000-0x0000000000430000-memory.dmp
memory/524-89-0x0000000004540000-0x0000000004580000-memory.dmp
memory/524-71-0x0000000004540000-0x0000000004580000-memory.dmp
memory/524-70-0x0000000000400000-0x0000000000430000-memory.dmp
memory/524-64-0x0000000000400000-0x0000000000430000-memory.dmp
memory/524-66-0x0000000000400000-0x0000000000430000-memory.dmp
memory/524-61-0x0000000000400000-0x0000000000430000-memory.dmp
memory/524-62-0x0000000000400000-0x0000000000430000-memory.dmp
memory/524-63-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1992-55-0x0000000000F20000-0x0000000000F60000-memory.dmp
memory/1992-60-0x0000000004C80000-0x0000000004CBC000-memory.dmp
memory/1992-54-0x0000000000FC0000-0x000000000105A000-memory.dmp
memory/1992-59-0x0000000005000000-0x0000000005074000-memory.dmp
memory/1992-58-0x0000000000A80000-0x0000000000A8C000-memory.dmp
memory/1992-57-0x0000000000F20000-0x0000000000F60000-memory.dmp
memory/1992-56-0x0000000000680000-0x000000000068C000-memory.dmp