Analysis
- max time kernel
147s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
14/06/2024, 01:05
General
- Target 11217fc01b6029514e129c92eb9ff2f0873b0538ffe758459fae49acc947f2bf.exe
- Size 718KB
- Sample240614-bfhdhssfkr
- SHA256 11217fc01b6029514e129c92eb9ff2f0873b0538ffe758459fae49acc947f2bf
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.payasystem.ir
-
Port
587
-
Username
-
Password
1@HUi;Ji2)~+
-
Email to
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.
- 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\11217fc01b6029514e129c92eb9ff2f0873b0538ffe758459fae49acc947f2bf.exe"C:\Users\Admin\AppData\Local\Temp\11217fc01b6029514e129c92eb9ff2f0873b0538ffe758459fae49acc947f2bf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\11217fc01b6029514e129c92eb9ff2f0873b0538ffe758459fae49acc947f2bf.exe"C:\Users\Admin\AppData\Local\Temp\11217fc01b6029514e129c92eb9ff2f0873b0538ffe758459fae49acc947f2bf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
11217fc01b6029514e129c92eb9ff2f0873b0538ffe758459fae49acc947f2bf.exe.log
memory/2264-10-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2264-18-0x0000000074950000-0x0000000075100000-memory.dmp
memory/2264-17-0x00000000065C0000-0x0000000006610000-memory.dmp
memory/2264-16-0x0000000074950000-0x0000000075100000-memory.dmp
memory/2264-15-0x0000000005670000-0x00000000056D6000-memory.dmp
memory/2264-14-0x0000000074950000-0x0000000075100000-memory.dmp
memory/5000-8-0x0000000005460000-0x0000000005470000-memory.dmp
memory/5000-0-0x000000007495E000-0x000000007495F000-memory.dmp
memory/5000-9-0x00000000068F0000-0x0000000006972000-memory.dmp
memory/5000-7-0x00000000057D0000-0x00000000057EA000-memory.dmp
memory/5000-5-0x0000000074950000-0x0000000075100000-memory.dmp
memory/5000-13-0x0000000074950000-0x0000000075100000-memory.dmp
memory/5000-6-0x0000000005610000-0x00000000056AC000-memory.dmp
memory/5000-4-0x00000000053C0000-0x00000000053CA000-memory.dmp
memory/5000-3-0x00000000052F0000-0x0000000005382000-memory.dmp
memory/5000-2-0x00000000057F0000-0x0000000005D94000-memory.dmp
memory/5000-1-0x0000000000850000-0x000000000090A000-memory.dmp