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Analysis

  • max time kernel
    131s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    07/10/2024, 03:30

General

  • Target

    1b3aee8204a5f42a8ba4abf7667dc91f_JaffaCakes118.exe

  • Size

    702KB

  • MD5

    1b3aee8204a5f42a8ba4abf7667dc91f

  • SHA1

    639a2aa6167c993d78faf28187617ec78c20b219

  • SHA256

    9426665143b93ea0b7a2ff2c8de8bacb12729c456c58b2f7c7d0f3503ae13711

  • SHA512

    7f82a91bacb6d221633e4835f487f92c2cbda152fd11d4c524a1145461e77aa8b4d31a86e084015c665d10ffc3dc26253b9289fff480f138d09860589631eef1

  • SSDEEP

    12288:JmJqbQ+X8+UiDLbRHahY+s1dQGkgQ4l3Aofkn/6+CaxixIeQU7:BbQ+X8+UiDLbRHahY+sHQGH/M/6MixIm

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.husrts-berry.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    D#ZlUFp8

Signatures

  • AgentTesla

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

  • AgentTesla payload 5 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 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1b3aee8204a5f42a8ba4abf7667dc91f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1b3aee8204a5f42a8ba4abf7667dc91f_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Users\Admin\AppData\Local\Temp\1b3aee8204a5f42a8ba4abf7667dc91f_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\1b3aee8204a5f42a8ba4abf7667dc91f_JaffaCakes118.exe"
      2⤵
        PID:2672
      • C:\Users\Admin\AppData\Local\Temp\1b3aee8204a5f42a8ba4abf7667dc91f_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\1b3aee8204a5f42a8ba4abf7667dc91f_JaffaCakes118.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2740

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2640-0-0x000000007481E000-0x000000007481F000-memory.dmp

      Filesize

      4KB

    • memory/2640-1-0x0000000000F20000-0x0000000000FD6000-memory.dmp

      Filesize

      728KB

    • memory/2640-2-0x0000000074810000-0x0000000074EFE000-memory.dmp

      Filesize

      6.9MB

    • memory/2640-3-0x00000000003D0000-0x00000000003DC000-memory.dmp

      Filesize

      48KB

    • memory/2640-4-0x000000007481E000-0x000000007481F000-memory.dmp

      Filesize

      4KB

    • memory/2640-5-0x0000000074810000-0x0000000074EFE000-memory.dmp

      Filesize

      6.9MB

    • memory/2640-6-0x00000000052E0000-0x000000000534A000-memory.dmp

      Filesize

      424KB

    • memory/2640-7-0x0000000004440000-0x000000000447E000-memory.dmp

      Filesize

      248KB

    • memory/2640-25-0x0000000074810000-0x0000000074EFE000-memory.dmp

      Filesize

      6.9MB

    • memory/2740-14-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2740-10-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2740-22-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2740-20-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2740-18-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2740-23-0x0000000074810000-0x0000000074EFE000-memory.dmp

      Filesize

      6.9MB

    • memory/2740-16-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2740-12-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2740-24-0x0000000074810000-0x0000000074EFE000-memory.dmp

      Filesize

      6.9MB

    • memory/2740-8-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2740-26-0x0000000074810000-0x0000000074EFE000-memory.dmp

      Filesize

      6.9MB

    • memory/2740-27-0x0000000074810000-0x0000000074EFE000-memory.dmp

      Filesize

      6.9MB

    • memory/2740-29-0x0000000074810000-0x0000000074EFE000-memory.dmp

      Filesize

      6.9MB

    • memory/2740-30-0x0000000074810000-0x0000000074EFE000-memory.dmp

      Filesize

      6.9MB