Analysis
- max time kernel
77s - max time network
133s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
- submitted
08/06/2023, 10:34
General
- Target 225db11a76895f4acb6660a727f05ac9b2dadefadb1fb6ee505654b367c33b5f.exe
- Size 645KB
- Sample230608-ml4dqaec63
- SHA256 225db11a76895f4acb6660a727f05ac9b2dadefadb1fb6ee505654b367c33b5f
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot6146448630:AAFDNJNL6_ijRm3JFXG4wLYsktTk9DjETWM/
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 behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\225db11a76895f4acb6660a727f05ac9b2dadefadb1fb6ee505654b367c33b5f.exe"C:\Users\Admin\AppData\Local\Temp\225db11a76895f4acb6660a727f05ac9b2dadefadb1fb6ee505654b367c33b5f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\225db11a76895f4acb6660a727f05ac9b2dadefadb1fb6ee505654b367c33b5f.exe"C:\Users\Admin\AppData\Local\Temp\225db11a76895f4acb6660a727f05ac9b2dadefadb1fb6ee505654b367c33b5f.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
memory/580-66-0x0000000000400000-0x0000000000430000-memory.dmp
memory/580-68-0x0000000000400000-0x0000000000430000-memory.dmp
memory/580-89-0x0000000004930000-0x0000000004970000-memory.dmp
memory/580-71-0x0000000004930000-0x0000000004970000-memory.dmp
memory/580-70-0x0000000000400000-0x0000000000430000-memory.dmp
memory/580-64-0x0000000000400000-0x0000000000430000-memory.dmp
memory/580-65-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/580-61-0x0000000000400000-0x0000000000430000-memory.dmp
memory/580-62-0x0000000000400000-0x0000000000430000-memory.dmp
memory/580-63-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1456-55-0x0000000004A40000-0x0000000004A80000-memory.dmp
memory/1456-60-0x0000000000E40000-0x0000000000E72000-memory.dmp
memory/1456-54-0x0000000001090000-0x0000000001136000-memory.dmp
memory/1456-59-0x0000000005810000-0x000000000587A000-memory.dmp
memory/1456-58-0x00000000003F0000-0x00000000003FA000-memory.dmp
memory/1456-57-0x0000000004A40000-0x0000000004A80000-memory.dmp
memory/1456-56-0x00000000003E0000-0x00000000003EE000-memory.dmp