Analysis
- max time kernel
163s - max time network
186s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
01/09/2022, 10:34
General
- Target 9828c461afcb08a96a10579d5f854d8e.exe
- Size 984KB
- Sample220901-ml4dqaccem
- SHA256 fa898193d74a20d95a965dc07ac8aee9f87b380d03186d8231ef0ceb6fc37d2c
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
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\9828c461afcb08a96a10579d5f854d8e.exe"C:\Users\Admin\AppData\Local\Temp\9828c461afcb08a96a10579d5f854d8e.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\9828c461afcb08a96a10579d5f854d8e.exe"C:\Users\Admin\AppData\Local\Temp\9828c461afcb08a96a10579d5f854d8e.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/4756-139-0x0000000000400000-0x000000000043A000-memory.dmp
memory/4756-140-0x0000000006650000-0x00000000066A0000-memory.dmp
memory/5028-132-0x0000000000D50000-0x0000000000E4C000-memory.dmp
memory/5028-133-0x0000000005EA0000-0x0000000006444000-memory.dmp
memory/5028-134-0x00000000057F0000-0x0000000005882000-memory.dmp
memory/5028-135-0x00000000058A0000-0x00000000058AA000-memory.dmp
memory/5028-136-0x0000000009150000-0x00000000091EC000-memory.dmp
memory/5028-137-0x0000000009260000-0x00000000092C6000-memory.dmp