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Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    29/09/2024, 22:33

General

  • Target

    8f575d27d1098dd3de57b7bbc26ee14bc30327958b79cc9df4c2a321c1b6366cN.exe

  • Size

    3.0MB

  • MD5

    b9e7c7924bea79f1af5444418c07a590

  • SHA1

    9e051cbfc09c7bc4c373041c9e2af2283684fe93

  • SHA256

    8f575d27d1098dd3de57b7bbc26ee14bc30327958b79cc9df4c2a321c1b6366c

  • SHA512

    b0920688539675a01fd857c906e356eabfc1031a5715a26deb9e52af102b25d73429b1cb4a7e20a87bf97be0457843a961790e60a0478233fd74e846d8d74097

  • SSDEEP

    12288:L94k9hWp8UFHyz5QsGkGh0uqrrEYKFcEpesfXesN:L1hWp8CHtsQqr3KFcEpeEesN

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.transotraval.cl
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    vIZ2P]dt&a!d

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 1 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 use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f575d27d1098dd3de57b7bbc26ee14bc30327958b79cc9df4c2a321c1b6366cN.exe
    "C:\Users\Admin\AppData\Local\Temp\8f575d27d1098dd3de57b7bbc26ee14bc30327958b79cc9df4c2a321c1b6366cN.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:804
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
        PID:2548
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1976
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
        2⤵
          PID:1028

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/804-0-0x000007FEF5193000-0x000007FEF5194000-memory.dmp

        Filesize

        4KB

      • memory/804-1-0x00000000009B0000-0x00000000009B8000-memory.dmp

        Filesize

        32KB

      • memory/804-2-0x0000000000510000-0x00000000005A6000-memory.dmp

        Filesize

        600KB

      • memory/804-3-0x000007FEF5190000-0x000007FEF5B7C000-memory.dmp

        Filesize

        9.9MB

      • memory/804-27-0x000007FEF5190000-0x000007FEF5B7C000-memory.dmp

        Filesize

        9.9MB

      • memory/1976-26-0x000000007402E000-0x000000007402F000-memory.dmp

        Filesize

        4KB

      • memory/1976-21-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/1976-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/1976-25-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/1976-23-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/1976-28-0x0000000074020000-0x000000007470E000-memory.dmp

        Filesize

        6.9MB

      • memory/1976-29-0x000000007402E000-0x000000007402F000-memory.dmp

        Filesize

        4KB

      • memory/1976-30-0x0000000074020000-0x000000007470E000-memory.dmp

        Filesize

        6.9MB

      • memory/2548-6-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2548-8-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2548-10-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2548-4-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB