Analysis
- max time kernel
144s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
05/07/2023, 10:25
General
- Target d67c1189b6abb48e8928dcf36705cc93589011229ee2a4506263ed725f9664cc.exe
- Size 776KB
- Sample230705-mfylaabe68
- SHA256 d67c1189b6abb48e8928dcf36705cc93589011229ee2a4506263ed725f9664cc
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot5480024987:AAEOw0FrXbZvPh7UKydmAyaZODSJd4PSlkU/
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 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d67c1189b6abb48e8928dcf36705cc93589011229ee2a4506263ed725f9664cc.exe"C:\Users\Admin\AppData\Local\Temp\d67c1189b6abb48e8928dcf36705cc93589011229ee2a4506263ed725f9664cc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\d67c1189b6abb48e8928dcf36705cc93589011229ee2a4506263ed725f9664cc.exe"C:\Users\Admin\AppData\Local\Temp\d67c1189b6abb48e8928dcf36705cc93589011229ee2a4506263ed725f9664cc.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
d67c1189b6abb48e8928dcf36705cc93589011229ee2a4506263ed725f9664cc.exe.log
memory/4996-139-0x0000000006BE0000-0x0000000006C7C000-memory.dmp
memory/4996-135-0x0000000005340000-0x00000000053D2000-memory.dmp
memory/4996-136-0x00000000052B0000-0x00000000052C0000-memory.dmp
memory/4996-137-0x00000000052C0000-0x00000000052CA000-memory.dmp
memory/4996-138-0x00000000052B0000-0x00000000052C0000-memory.dmp
memory/4996-133-0x0000000000810000-0x00000000008D8000-memory.dmp
memory/4996-134-0x00000000058F0000-0x0000000005E94000-memory.dmp
memory/5072-140-0x0000000000400000-0x0000000000430000-memory.dmp
memory/5072-143-0x0000000005650000-0x00000000056B6000-memory.dmp
memory/5072-144-0x0000000005740000-0x0000000005750000-memory.dmp
memory/5072-145-0x0000000007380000-0x00000000073D0000-memory.dmp
memory/5072-146-0x00000000075E0000-0x00000000077A2000-memory.dmp
memory/5072-147-0x0000000005740000-0x0000000005750000-memory.dmp