Analysis

  • max time kernel
    140s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/10/2024, 01:17

General

  • Target
    674169e1125782c535359c827c3cb8da2761b204200e3a477cd4fb3c4d66ff11.exe
  • Size 1.3MB
  • Sample241016-bnrbdszbmk
  • SHA256 674169e1125782c535359c827c3cb8da2761b204200e3a477cd4fb3c4d66ff11
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials
  • Protocol

    ftp

  • Host

    ftp://ftp.enviroclean.pe

  • Port

    21

  • Password

    -skHMrp;]#l@

Signatures

  • AgentTesla

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

  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 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 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\674169e1125782c535359c827c3cb8da2761b204200e3a477cd4fb3c4d66ff11.exe
    "C:\Users\Admin\AppData\Local\Temp\674169e1125782c535359c827c3cb8da2761b204200e3a477cd4fb3c4d66ff11.exe"
    1⤵
    • 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:3120
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\674169e1125782c535359c827c3cb8da2761b204200e3a477cd4fb3c4d66ff11.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2932

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        memory/2932-2-0x0000000000400000-0x0000000000442000-memory.dmp

        memory/2932-3-0x00000000740DE000-0x00000000740DF000-memory.dmp

        memory/2932-4-0x0000000005ED0000-0x0000000006474000-memory.dmp

        memory/2932-5-0x00000000057C0000-0x0000000005826000-memory.dmp

        memory/2932-6-0x00000000740D0000-0x0000000074880000-memory.dmp

        memory/2932-7-0x00000000069A0000-0x0000000006A32000-memory.dmp

        memory/2932-8-0x0000000006A40000-0x0000000006A90000-memory.dmp

        memory/2932-9-0x0000000006B80000-0x0000000006B8A000-memory.dmp

        memory/2932-10-0x00000000740DE000-0x00000000740DF000-memory.dmp

        memory/2932-11-0x00000000740D0000-0x0000000074880000-memory.dmp

        memory/3120-1-0x0000000003C30000-0x0000000003C34000-memory.dmp