Analysis

  • max time kernel
    126s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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

Credentials

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

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 17 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⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5020
    • 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:2276
    • 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:4940
      • 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:1284
        • 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:2084

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\MV BBG MUARA Ship's Particulars.pdf.scr.exe.log

        Filesize

        1KB

        MD5

        8ec831f3e3a3f77e4a7b9cd32b48384c

        SHA1

        d83f09fd87c5bd86e045873c231c14836e76a05c

        SHA256

        7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

        SHA512

        26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0oqkqwam.dms.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/2084-11-0x0000000000400000-0x0000000000440000-memory.dmp

        Filesize

        256KB

      • memory/2084-41-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/2084-40-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/2084-39-0x0000000006AF0000-0x0000000006B40000-memory.dmp

        Filesize

        320KB

      • memory/2084-22-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/2084-20-0x0000000005440000-0x00000000054A6000-memory.dmp

        Filesize

        408KB

      • memory/2084-19-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/2276-14-0x00000000026D0000-0x0000000002706000-memory.dmp

        Filesize

        216KB

      • memory/2276-23-0x0000000005150000-0x00000000051B6000-memory.dmp

        Filesize

        408KB

      • memory/2276-38-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/2276-35-0x0000000006090000-0x00000000060DC000-memory.dmp

        Filesize

        304KB

      • memory/2276-34-0x0000000005FC0000-0x0000000005FDE000-memory.dmp

        Filesize

        120KB

      • memory/2276-33-0x0000000005BE0000-0x0000000005F34000-memory.dmp

        Filesize

        3.3MB

      • memory/2276-17-0x0000000005200000-0x0000000005828000-memory.dmp

        Filesize

        6.2MB

      • memory/2276-18-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/2276-21-0x0000000005030000-0x0000000005052000-memory.dmp

        Filesize

        136KB

      • memory/2276-16-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/5020-6-0x0000000005C90000-0x0000000005D2C000-memory.dmp

        Filesize

        624KB

      • memory/5020-10-0x0000000006FC0000-0x0000000007044000-memory.dmp

        Filesize

        528KB

      • memory/5020-5-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/5020-7-0x0000000005B30000-0x0000000005B42000-memory.dmp

        Filesize

        72KB

      • memory/5020-4-0x00000000059C0000-0x00000000059CA000-memory.dmp

        Filesize

        40KB

      • memory/5020-0-0x00000000748EE000-0x00000000748EF000-memory.dmp

        Filesize

        4KB

      • memory/5020-15-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/5020-8-0x00000000748EE000-0x00000000748EF000-memory.dmp

        Filesize

        4KB

      • memory/5020-9-0x00000000748E0000-0x0000000075090000-memory.dmp

        Filesize

        7.7MB

      • memory/5020-3-0x0000000005900000-0x0000000005992000-memory.dmp

        Filesize

        584KB

      • memory/5020-2-0x0000000005FF0000-0x0000000006594000-memory.dmp

        Filesize

        5.6MB

      • memory/5020-1-0x0000000000E20000-0x0000000000F16000-memory.dmp

        Filesize

        984KB