Analysis
- max time kernel
76s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
29/09/2022, 10:39
General
- Target 230fda7e30a41eb69135d6ae764c97ad.exe
- Size 816KB
- Sample220929-mpymmsbeek
- SHA256 af0b80a22d6bcdd0fe11bb5566784684087b92f1eefd51f323656cfbf27e31c4
Malware Config
Extracted
-
Protocol
ftp
-
Host
ftp.valvulasthermovalve.cl
-
Port
21
-
Username
-
Password
LILKOOLL14!!
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\230fda7e30a41eb69135d6ae764c97ad.exe"C:\Users\Admin\AppData\Local\Temp\230fda7e30a41eb69135d6ae764c97ad.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\230fda7e30a41eb69135d6ae764c97ad.exe"C:\Users\Admin\AppData\Local\Temp\230fda7e30a41eb69135d6ae764c97ad.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
230fda7e30a41eb69135d6ae764c97ad.exe.log
memory/3972-132-0x0000000000DA0000-0x0000000000E72000-memory.dmp
memory/3972-133-0x0000000005D70000-0x0000000006314000-memory.dmp
memory/3972-134-0x0000000005860000-0x00000000058F2000-memory.dmp
memory/3972-135-0x0000000005840000-0x000000000584A000-memory.dmp
memory/3972-136-0x0000000009320000-0x00000000093BC000-memory.dmp
memory/3972-137-0x00000000093C0000-0x0000000009426000-memory.dmp
memory/4628-139-0x0000000000400000-0x000000000043A000-memory.dmp
memory/4628-141-0x00000000060B0000-0x0000000006100000-memory.dmp