Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    27-03-2024 06:48

General

  • Target

    5d76a9e3a1948a1307330e52cfefd7bb.exe

  • Size

    686KB

  • MD5

    5d76a9e3a1948a1307330e52cfefd7bb

  • SHA1

    28b7ec354c2d4202278bab3c742eb06f36c56902

  • SHA256

    5b494f1ff90dc1d527b8c1b301bdccef380ee9b0bc771486975c1f0075ba9243

  • SHA512

    5d29d8b0153c21c9d33ea72b9abc50a66324e6291a7ae4ef96d7e284253f774f9f1a75794df859eb0f456c219076f7330b1d1bbdf2ac16c1d6125dcb2c81b376

  • SSDEEP

    12288:RphmU6GDRn/dWA9NhoaFREwZ2+TAjliqMRgYHaNgI9b46IdAK:nNn77hKwZFEkXhogI9blI

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 33 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d76a9e3a1948a1307330e52cfefd7bb.exe
    "C:\Users\Admin\AppData\Local\Temp\5d76a9e3a1948a1307330e52cfefd7bb.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\jsc.exe"
      2⤵
        PID:928
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2772
      • C:\Windows\system32\WerFault.exe
        C:\Windows\system32\WerFault.exe -u -p 2300 -s 740
        2⤵
          PID:2576

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2300-0-0x0000000000C80000-0x0000000000C9C000-memory.dmp
        Filesize

        112KB

      • memory/2300-1-0x000007FEF55E0000-0x000007FEF5FCC000-memory.dmp
        Filesize

        9.9MB

      • memory/2300-2-0x000000001ABB0000-0x000000001AC30000-memory.dmp
        Filesize

        512KB

      • memory/2300-3-0x000000001BF00000-0x000000001BF94000-memory.dmp
        Filesize

        592KB

      • memory/2300-19-0x000007FEF55E0000-0x000007FEF5FCC000-memory.dmp
        Filesize

        9.9MB

      • memory/2772-10-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2772-4-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2772-8-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2772-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
        Filesize

        4KB

      • memory/2772-13-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2772-15-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2772-17-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2772-18-0x00000000741A0000-0x000000007488E000-memory.dmp
        Filesize

        6.9MB

      • memory/2772-6-0x0000000000400000-0x0000000000440000-memory.dmp
        Filesize

        256KB

      • memory/2772-20-0x00000000741A0000-0x000000007488E000-memory.dmp
        Filesize

        6.9MB