Analysis
- max time kernel
114s - max time network
117s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
08/06/2024, 11:27
General
- Target PRE-ADVISE PO 45202549.exe
- Size 731KB
- Sample240608-nkk2esbb5x
- SHA256 73c5c4b12646631dbf1e8adf10b52b8635b34d02d753d3fe829bd41210f547f0
Malware Config
Extracted
-
Protocol
smtp
-
Host
smtp.gmail.com
-
Port
587
-
Username
-
Password
xhcgmrubwdhylrry
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.gmail.com
-
Port
587
-
Username
-
Password
xhcgmrubwdhylrry
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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.
- Adds Run key to start application 2 TTPs 1 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PRE-ADVISE PO 45202549.exe"C:\Users\Admin\AppData\Local\Temp\PRE-ADVISE PO 45202549.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\PRE-ADVISE PO 45202549.exe"C:\Users\Admin\AppData\Local\Temp\PRE-ADVISE PO 45202549.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\PRE-ADVISE PO 45202549.exe"C:\Users\Admin\AppData\Local\Temp\PRE-ADVISE PO 45202549.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
PRE-ADVISE PO 45202549.exe.log
memory/4244-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4244-20-0x0000000074710000-0x0000000074EC0000-memory.dmp
memory/4244-19-0x0000000006690000-0x00000000066E0000-memory.dmp
memory/4244-16-0x0000000074710000-0x0000000074EC0000-memory.dmp
memory/4244-17-0x0000000004FC0000-0x0000000005026000-memory.dmp
memory/4244-15-0x0000000074710000-0x0000000074EC0000-memory.dmp
memory/5088-4-0x0000000004D70000-0x0000000004D7A000-memory.dmp
memory/5088-8-0x0000000005F70000-0x0000000005F80000-memory.dmp
memory/5088-9-0x0000000005FD0000-0x0000000006052000-memory.dmp
memory/5088-10-0x0000000006230000-0x00000000062CC000-memory.dmp
memory/5088-7-0x0000000005F60000-0x0000000005F6E000-memory.dmp
memory/5088-6-0x00000000078A0000-0x00000000078B6000-memory.dmp
memory/5088-14-0x0000000074710000-0x0000000074EC0000-memory.dmp
memory/5088-5-0x0000000074710000-0x0000000074EC0000-memory.dmp
memory/5088-0-0x000000007471E000-0x000000007471F000-memory.dmp
memory/5088-3-0x0000000004CD0000-0x0000000004D62000-memory.dmp
memory/5088-2-0x00000000051A0000-0x0000000005744000-memory.dmp
memory/5088-1-0x0000000000240000-0x00000000002FE000-memory.dmp