Analysis
- max time kernel
121s - max time network
122s - platform
windows7_x64 - resource
win7-20240508-en - resource tags
- submitted
12/06/2024, 02:20
General
- Target d34512e149774ba06eb46d4678af8b8a6995fa019bc9bc352687d11915646837.vbe
- Size 1.2MB
- Sample240612-csdrjayfjl
- SHA256 d34512e149774ba06eb46d4678af8b8a6995fa019bc9bc352687d11915646837
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.cash4cars.nz
-
Port
587
-
Username
-
Password
logs2024!
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Detect packed .NET executables. Mostly AgentTeslaV4. 5 IoCs
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 5 IoCs
- Detects executables referencing Windows vault credential objects. Observed in infostealers 5 IoCs
- Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 5 IoCs
- Detects executables referencing many email and collaboration clients. Observed in information stealers 5 IoCs
- Detects executables referencing many file transfer clients. Observed in information stealers 5 IoCs
- Executes dropped EXE 1 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\d34512e149774ba06eb46d4678af8b8a6995fa019bc9bc352687d11915646837.vbe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\x.exe"C:\Users\Admin\AppData\Local\Temp\x.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
x.exe
memory/2664-19-0x0000000073B1E000-0x0000000073B1F000-memory.dmp
memory/2664-16-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2664-8-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2664-10-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2664-9-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2664-22-0x0000000073B10000-0x00000000741FE000-memory.dmp
memory/2664-18-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2664-21-0x0000000073B1E000-0x0000000073B1F000-memory.dmp
memory/2664-14-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2664-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2664-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2664-20-0x0000000073B10000-0x00000000741FE000-memory.dmp
memory/2716-7-0x00000000011C0000-0x00000000012AE000-memory.dmp
memory/2716-6-0x000000007420E000-0x000000007420F000-memory.dmp