Analysis

  • max time kernel
    141s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07-04-2024 23:14

General

  • Target

    CI&PL-AWB-HEL-21-324-1.exe

  • Size

    444KB

  • MD5

    e8ae8fe8fa5d7c83e3ebe26389eae1f8

  • SHA1

    6fc0dd32bb26b5b85e4ae4b81a86bb80a1fd414b

  • SHA256

    92175af7571463e2114e8c8cd62de70ce9dd6757b67c77a051b0f6f2e52e30fe

  • SHA512

    f31fc6d145078569b4932178c6f62bcff3f96da5aed2853a8eb5d5590ceb0c6d30fc6293ac4a75c4207f218dcbba8840035e5c0524d23ee98fed5b01450b5a42

  • SSDEEP

    6144:WQGLpbDaj4MJF5Z6saGA33vNd+kVccYt+T0N2gfk/dP+rFXYbaJXS7zmKr0Y:995IsJA3/NBTs+Qdf2+q6UrR

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.prinutrition.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    forrest

Signatures

  • AgentTesla

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

  • AgentTesla payload 6 IoCs
  • Drops file in Drivers directory 1 IoCs
  • 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 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe
    "C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1440
    • C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe
      "C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe"
      2⤵
        PID:2692
      • C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe
        "C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe"
        2⤵
          PID:2460
        • C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe
          "C:\Users\Admin\AppData\Local\Temp\CI&PL-AWB-HEL-21-324-1.exe"
          2⤵
          • Drops file in Drivers directory
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:2732

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1440-20-0x0000000074050000-0x000000007473E000-memory.dmp

        Filesize

        6.9MB

      • memory/1440-2-0x0000000004390000-0x00000000043D0000-memory.dmp

        Filesize

        256KB

      • memory/1440-0-0x0000000000160000-0x00000000001D6000-memory.dmp

        Filesize

        472KB

      • memory/1440-3-0x0000000000550000-0x000000000055E000-memory.dmp

        Filesize

        56KB

      • memory/1440-4-0x0000000074050000-0x000000007473E000-memory.dmp

        Filesize

        6.9MB

      • memory/1440-5-0x0000000004390000-0x00000000043D0000-memory.dmp

        Filesize

        256KB

      • memory/1440-6-0x00000000050E0000-0x0000000005140000-memory.dmp

        Filesize

        384KB

      • memory/1440-1-0x0000000074050000-0x000000007473E000-memory.dmp

        Filesize

        6.9MB

      • memory/2732-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2732-19-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/2732-27-0x0000000004B30000-0x0000000004B70000-memory.dmp

        Filesize

        256KB

      • memory/2732-7-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/2732-8-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/2732-15-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/2732-9-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/2732-17-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB

      • memory/2732-23-0x0000000074050000-0x000000007473E000-memory.dmp

        Filesize

        6.9MB

      • memory/2732-22-0x0000000004B30000-0x0000000004B70000-memory.dmp

        Filesize

        256KB

      • memory/2732-21-0x0000000074050000-0x000000007473E000-memory.dmp

        Filesize

        6.9MB

      • memory/2732-24-0x0000000004B30000-0x0000000004B70000-memory.dmp

        Filesize

        256KB

      • memory/2732-26-0x0000000004B30000-0x0000000004B70000-memory.dmp

        Filesize

        256KB

      • memory/2732-11-0x0000000000400000-0x000000000043C000-memory.dmp

        Filesize

        240KB