Analysis

  • max time kernel
    95s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 14:24

General

  • Target

    eb85953aac251e403a5fe58a7c694709_JaffaCakes118.exe

  • Size

    238KB

  • MD5

    eb85953aac251e403a5fe58a7c694709

  • SHA1

    3ed724a79f219a369127345cefb6b7d486696f3f

  • SHA256

    19f3ac1b13496c915d62b501f96c780ddeb81f2d7c20b481b729b88468b9b38a

  • SHA512

    eb45d67c0a55711937896f38641cd14d01fa8a61b9d1da5961ff878cc95ab311fef967e0af645e9f567676d70ae9939c14999b466b89e1b2f1bbb9d7614169e5

  • SSDEEP

    6144:spgKjm/A69AnP5tl7cBgg0+W0ewTQxkOaB4YXdAo:spgKjuH9APnJ462OalXn

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Drops file in Windows directory 1 IoCs
  • Program crash 2 IoCs
  • 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 use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb85953aac251e403a5fe58a7c694709_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eb85953aac251e403a5fe58a7c694709_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3592
    • C:\Windows\SysWOW64\net.exe
      net stop SharedAccess
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1396
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop SharedAccess
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1372
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3592 -s 928
      2⤵
      • Program crash
      PID:736
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3592 -s 912
      2⤵
      • Program crash
      PID:460
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3592 -ip 3592
    1⤵
      PID:788
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3592 -ip 3592
      1⤵
        PID:1324

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/3592-0-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-2-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-3-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-5-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-6-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-8-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-9-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-10-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-7-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-4-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-1-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-11-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-12-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB

            • memory/3592-14-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-13-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-15-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-16-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-17-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-18-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-20-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/3592-21-0x000000007FDF0000-0x000000007FE4C000-memory.dmp

              Filesize

              368KB