Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    17-06-2024 17:00

General

  • Target

    b9023c34e1e17a8494990b6dc35afb73_JaffaCakes118.exe

  • Size

    913KB

  • MD5

    b9023c34e1e17a8494990b6dc35afb73

  • SHA1

    681708863a6775a9d7fd01b6309491eac0c2a3f0

  • SHA256

    e5c9691f51404bd8f320749285c4bcf595fbed53931af1424551fb5f5b9c594f

  • SHA512

    c19c6f1256b0ce80f920826c99466f45a0dc878d7672cea3a1e148fda826ba949b42980d22d5fdd3f93ce8dc3abf75adb27ebd7e20ca79d812c69819c0d40b6b

  • SSDEEP

    12288:IMfTlrtv2zv1gv7j2YJ3ulWEP32hzrDla1a1v/zumVDqJKStGiKgGFOB8MG/9Gi7:zrk2DjLOmh3xV/LVmrvK7OB8MiGWic

Malware Config

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main payload 5 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 35 IoCs
  • Looks up external IP address via web service 1 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).

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b9023c34e1e17a8494990b6dc35afb73_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b9023c34e1e17a8494990b6dc35afb73_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QRJSwazYOrar" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD817.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2428
    • C:\Users\Admin\AppData\Local\Temp\b9023c34e1e17a8494990b6dc35afb73_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\b9023c34e1e17a8494990b6dc35afb73_JaffaCakes118.exe"
      2⤵
        PID:2552
      • C:\Users\Admin\AppData\Local\Temp\b9023c34e1e17a8494990b6dc35afb73_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\b9023c34e1e17a8494990b6dc35afb73_JaffaCakes118.exe"
        2⤵
          PID:2352
        • C:\Users\Admin\AppData\Local\Temp\b9023c34e1e17a8494990b6dc35afb73_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\b9023c34e1e17a8494990b6dc35afb73_JaffaCakes118.exe"
          2⤵
          • Checks computer location settings
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:2916

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\tmpD817.tmp

        Filesize

        1KB

        MD5

        bb2dd0555598ed4ed6116626388ce92d

        SHA1

        7adb91b24c002c310779a980fa47464cc2217d7c

        SHA256

        049ac17db3419dfa6bc449a927667a3d3aa33cf48d63e823ba74a4ccfbef3d41

        SHA512

        396830c31dde3d484dd68c9183e413499a1da61bc4f90ff4453a12587cfc5183a21aca77fe054e6619ae5adc929df3a4874934f5ecc1eed3e906b7eb40b04e17

      • memory/2512-29-0x00000000745C0000-0x0000000074CAE000-memory.dmp

        Filesize

        6.9MB

      • memory/2512-1-0x00000000000E0000-0x00000000001CA000-memory.dmp

        Filesize

        936KB

      • memory/2512-2-0x00000000745C0000-0x0000000074CAE000-memory.dmp

        Filesize

        6.9MB

      • memory/2512-3-0x0000000000570000-0x0000000000588000-memory.dmp

        Filesize

        96KB

      • memory/2512-4-0x00000000745CE000-0x00000000745CF000-memory.dmp

        Filesize

        4KB

      • memory/2512-5-0x00000000745C0000-0x0000000074CAE000-memory.dmp

        Filesize

        6.9MB

      • memory/2512-6-0x0000000005640000-0x00000000056F6000-memory.dmp

        Filesize

        728KB

      • memory/2512-7-0x00000000006C0000-0x00000000006C6000-memory.dmp

        Filesize

        24KB

      • memory/2512-8-0x0000000004D10000-0x0000000004DAC000-memory.dmp

        Filesize

        624KB

      • memory/2512-0-0x00000000745CE000-0x00000000745CF000-memory.dmp

        Filesize

        4KB

      • memory/2916-15-0x0000000000400000-0x000000000049A000-memory.dmp

        Filesize

        616KB

      • memory/2916-24-0x0000000000400000-0x000000000049A000-memory.dmp

        Filesize

        616KB

      • memory/2916-27-0x0000000000400000-0x000000000049A000-memory.dmp

        Filesize

        616KB

      • memory/2916-22-0x0000000000400000-0x000000000049A000-memory.dmp

        Filesize

        616KB

      • memory/2916-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2916-19-0x0000000000400000-0x000000000049A000-memory.dmp

        Filesize

        616KB

      • memory/2916-18-0x0000000000400000-0x000000000049A000-memory.dmp

        Filesize

        616KB

      • memory/2916-16-0x0000000000400000-0x000000000049A000-memory.dmp

        Filesize

        616KB

      • memory/2916-28-0x0000000000550000-0x0000000000594000-memory.dmp

        Filesize

        272KB

      • memory/2916-31-0x0000000002130000-0x0000000002144000-memory.dmp

        Filesize

        80KB