Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20251016-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20251016-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2025, 14:00

General

  • Target
    z41factura-9876.exe
  • Size 567KB
  • Sample251204-rbae4sft4f
  • SHA256 db2271f6304ac6140d219a6a092c757e07dbe0fc342d62b9ba83dc7e0f005cda
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Agenttesla family
  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\z41factura-9876.exe
    "C:\Users\Admin\AppData\Local\Temp\z41factura-9876.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4640
    • C:\Users\Admin\AppData\Local\resharing\maneuverability.exe
      "C:\Users\Admin\AppData\Local\Temp\z41factura-9876.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3352
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Users\Admin\AppData\Local\Temp\z41factura-9876.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2084

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Zama

        • Path C:\Users\Admin\AppData\Local\Temp\Zama
        • Size 29KB
        • SHA256 5c8752596be4b3ee7eeeb1c44786e5e1d71457c8c1131d1d03ff41f57f96f986
        • MD5 SHA1 SHA512 SSDEEP

        maneuverability.exe

        • Path C:\Users\Admin\AppData\Local\resharing\maneuverability.exe
        • Size 567KB
        • SHA256 db2271f6304ac6140d219a6a092c757e07dbe0fc342d62b9ba83dc7e0f005cda
        • MD5 SHA1 SHA512 SSDEEP

        memory/2084-35-0x0000000005B50000-0x0000000005BB6000-memory.dmp

        memory/2084-39-0x0000000005D30000-0x0000000005D40000-memory.dmp

        memory/2084-38-0x00000000068E0000-0x00000000068EA000-memory.dmp

        memory/2084-37-0x00000000069E0000-0x0000000006A72000-memory.dmp

        memory/2084-30-0x0000000000400000-0x0000000000440000-memory.dmp

        memory/2084-36-0x00000000068F0000-0x0000000006940000-memory.dmp

        memory/2084-33-0x00000000062F0000-0x0000000006894000-memory.dmp

        memory/2084-34-0x0000000005D30000-0x0000000005D40000-memory.dmp

        memory/3352-32-0x0000000000630000-0x0000000000777000-memory.dmp

        memory/3352-14-0x0000000000630000-0x0000000000777000-memory.dmp

        memory/4640-0-0x0000000000530000-0x0000000000677000-memory.dmp

        memory/4640-16-0x0000000000530000-0x0000000000677000-memory.dmp

        memory/4640-10-0x0000000001260000-0x0000000001264000-memory.dmp