Analysis
- max time kernel
138s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20220414-en - submitted
19/05/2022, 11:21
General
- Target DHL SEGUIMIENTO.exe
- Size 920KB
- Sample220519-nfzzsaefa7
- SHA256 12e36a8e4a7101b57aa8987b237bf299e04b3319f8bb3b9868a882cf354a1d42
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.kulturkuria.hu
-
Port
587
-
Username
-
Password
Kesztölc08
-
Email to
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\DHL SEGUIMIENTO.exe"C:\Users\Admin\AppData\Local\Temp\DHL SEGUIMIENTO.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DHL SEGUIMIENTO.exe"C:\Users\Admin\AppData\Local\Temp\DHL SEGUIMIENTO.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/2416-130-0x0000000000100000-0x00000000001EA000-memory.dmp
memory/2416-131-0x0000000005180000-0x0000000005724000-memory.dmp
memory/2416-132-0x0000000004BD0000-0x0000000004C62000-memory.dmp
memory/2416-133-0x0000000004B90000-0x0000000004B9A000-memory.dmp
memory/2416-134-0x00000000087F0000-0x000000000888C000-memory.dmp
memory/2416-135-0x0000000008F70000-0x0000000008FD6000-memory.dmp
memory/3432-137-0x0000000000400000-0x000000000043A000-memory.dmp
memory/3432-138-0x0000000006340000-0x0000000006390000-memory.dmp