Analysis

  • max time kernel
    121s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-11-2024 12:05

General

  • Target

    MV BBG MUARA Ship's Particulars.pdf.scr.exe

  • Size

    956KB

  • MD5

    1779ee90e122ebe86f1bddc4ec06440d

  • SHA1

    e8842b83a180e7589e366bd61b08f59a87a71734

  • SHA256

    941559a78b6e1caf39212048e7f62723e5f283d1942858cc07a339d6d6b24362

  • SHA512

    a5b84316604b0728cf6cd29409f68a9b4b41b8437bf39ead5bac4ba7806339adeabd848c352a7b90be6bfbf57c709a3a1636ea2f0d655c0cce6b2f95e4c9faaf

  • SSDEEP

    12288:/csCELA+12Hd5lpvS36pDfi/xN3xIZrzfBVzxWWKy5siBjVE4wPLXkYVx5OjuRZx:0zf/zxWu5zW4wjkTuRZOVFuxztsrG

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Signatures

  • AgentTesla

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

  • Agenttesla family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe
    "C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2624
    • C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe
      "C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe"
      2⤵
        PID:2672
      • C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe
        "C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe"
        2⤵
          PID:2660
        • C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe
          "C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe"
          2⤵
            PID:2688
          • C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe
            "C:\Users\Admin\AppData\Local\Temp\MV BBG MUARA Ship's Particulars.pdf.scr.exe"
            2⤵
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2792

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2464-0-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

          Filesize

          4KB

        • memory/2464-1-0x0000000000180000-0x0000000000276000-memory.dmp

          Filesize

          984KB

        • memory/2464-2-0x0000000074E90000-0x000000007557E000-memory.dmp

          Filesize

          6.9MB

        • memory/2464-3-0x00000000003D0000-0x00000000003E2000-memory.dmp

          Filesize

          72KB

        • memory/2464-4-0x0000000074E9E000-0x0000000074E9F000-memory.dmp

          Filesize

          4KB

        • memory/2464-5-0x0000000074E90000-0x000000007557E000-memory.dmp

          Filesize

          6.9MB

        • memory/2464-6-0x00000000052D0000-0x0000000005354000-memory.dmp

          Filesize

          528KB

        • memory/2464-18-0x0000000074E90000-0x000000007557E000-memory.dmp

          Filesize

          6.9MB

        • memory/2792-13-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2792-15-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2792-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2792-10-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2792-9-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2792-17-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2792-8-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB

        • memory/2792-7-0x0000000000400000-0x0000000000440000-memory.dmp

          Filesize

          256KB