Analysis
- max time kernel
144s - max time network
57s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
15/06/2024, 01:47
General
- Target 830323746d3d80322a4fb39d6ebb6229467031bcdedb496b2f8c0bffacdd2ed1.exe
- Size 1.1MB
- Sample240615-b7kmysvdrf
- SHA256 830323746d3d80322a4fb39d6ebb6229467031bcdedb496b2f8c0bffacdd2ed1
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
srv.masternic.net
-
Port
587
-
Username
-
Password
-H{2Szxi!%qb
-
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
- Suspicious use of SetThreadContext 1 IoCs
- Program crash 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\830323746d3d80322a4fb39d6ebb6229467031bcdedb496b2f8c0bffacdd2ed1.exe"C:\Users\Admin\AppData\Local\Temp\830323746d3d80322a4fb39d6ebb6229467031bcdedb496b2f8c0bffacdd2ed1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\830323746d3d80322a4fb39d6ebb6229467031bcdedb496b2f8c0bffacdd2ed1.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2912 -s 7042⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2912 -ip 29121⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
memory/2912-10-0x0000000001FF0000-0x0000000001FF4000-memory.dmp
memory/4760-11-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4760-12-0x000000007435E000-0x000000007435F000-memory.dmp
memory/4760-13-0x0000000005910000-0x0000000005EB4000-memory.dmp
memory/4760-14-0x00000000053D0000-0x0000000005436000-memory.dmp
memory/4760-15-0x0000000074350000-0x0000000074B00000-memory.dmp
memory/4760-16-0x00000000062C0000-0x0000000006310000-memory.dmp
memory/4760-17-0x00000000063B0000-0x0000000006442000-memory.dmp
memory/4760-18-0x0000000006350000-0x000000000635A000-memory.dmp
memory/4760-19-0x000000007435E000-0x000000007435F000-memory.dmp
memory/4760-20-0x0000000074350000-0x0000000074B00000-memory.dmp