Analysis
- max time kernel
129s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
07/06/2024, 01:48
General
- Target pwnp9WrC1wizLDM.exe
- Size 729KB
- Sample240607-b8f16agg43
- SHA256 0892cd1f8e39fcc175e75c553dc406819a278c39f56fe2d8236b7ef283af1125
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot7359374737:AAG-rOISO45emTAbe0uNq-VCZDJy_nNcEtc/
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Detect packed .NET executables. Mostly AgentTeslaV4. 1 IoCs
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
- Detects executables referencing Windows vault credential objects. Observed in infostealers 1 IoCs
- Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs
- Detects executables referencing many email and collaboration clients. Observed in information stealers 1 IoCs
- Detects executables referencing many file transfer clients. Observed in information stealers 1 IoCs
- 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.
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\pwnp9WrC1wizLDM.exe"C:\Users\Admin\AppData\Local\Temp\pwnp9WrC1wizLDM.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\pwnp9WrC1wizLDM.exe"C:\Users\Admin\AppData\Local\Temp\pwnp9WrC1wizLDM.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
pwnp9WrC1wizLDM.exe.log
memory/1924-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/1924-19-0x00000000746D0000-0x0000000074E80000-memory.dmp
memory/1924-18-0x0000000006770000-0x00000000067C0000-memory.dmp
memory/1924-16-0x00000000050B0000-0x0000000005116000-memory.dmp
memory/1924-17-0x00000000746D0000-0x0000000074E80000-memory.dmp
memory/1924-14-0x00000000746D0000-0x0000000074E80000-memory.dmp
memory/2156-5-0x00000000746D0000-0x0000000074E80000-memory.dmp
memory/2156-7-0x0000000005E80000-0x0000000005E8E000-memory.dmp
memory/2156-9-0x0000000006D80000-0x0000000006E02000-memory.dmp
memory/2156-8-0x0000000005E90000-0x0000000005EA0000-memory.dmp
memory/2156-6-0x0000000005D30000-0x0000000005D46000-memory.dmp
memory/2156-4-0x0000000005A80000-0x0000000005A8A000-memory.dmp
memory/2156-0-0x00000000746DE000-0x00000000746DF000-memory.dmp
memory/2156-15-0x00000000746D0000-0x0000000074E80000-memory.dmp
memory/2156-3-0x0000000005AE0000-0x0000000005B72000-memory.dmp
memory/2156-10-0x000000000ACC0000-0x000000000AD5C000-memory.dmp
memory/2156-2-0x0000000006150000-0x00000000066F4000-memory.dmp
memory/2156-1-0x0000000000FD0000-0x000000000108C000-memory.dmp