Analysis
- max time kernel
103s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
12/04/2023, 13:08
General
- Target 9677ef7f5e390e6887750ffee8227e1f.exe
- Size 568KB
- Sample230412-qc774ace26
- SHA256 d8e49e503a8556a54310f2019db3151ef7287e2271aaaf788dc39372dc705f13
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
ronass.com
-
Port
587
-
Username
-
Password
ronass1353
-
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
- 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 SetWindowsHookEx 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\9677ef7f5e390e6887750ffee8227e1f.exe"C:\Users\Admin\AppData\Local\Temp\9677ef7f5e390e6887750ffee8227e1f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\9677ef7f5e390e6887750ffee8227e1f.exe"C:\Users\Admin\AppData\Local\Temp\9677ef7f5e390e6887750ffee8227e1f.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
9677ef7f5e390e6887750ffee8227e1f.exe.log
memory/1260-139-0x0000000006E20000-0x0000000006EBC000-memory.dmp
memory/1260-135-0x0000000004EE0000-0x0000000004F72000-memory.dmp
memory/1260-136-0x0000000004EA0000-0x0000000004EB0000-memory.dmp
memory/1260-137-0x0000000004E90000-0x0000000004E9A000-memory.dmp
memory/1260-138-0x0000000004EA0000-0x0000000004EB0000-memory.dmp
memory/1260-133-0x0000000000450000-0x00000000004E4000-memory.dmp
memory/1260-134-0x0000000005490000-0x0000000005A34000-memory.dmp
memory/3952-140-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3952-143-0x0000000005310000-0x0000000005376000-memory.dmp
memory/3952-144-0x0000000005300000-0x0000000005310000-memory.dmp
memory/3952-145-0x0000000006FA0000-0x0000000006FF0000-memory.dmp
memory/3952-146-0x0000000007310000-0x00000000074D2000-memory.dmp
memory/3952-147-0x0000000005300000-0x0000000005310000-memory.dmp