Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-06-2024 19:09

General

  • Target

    001bb4eb45b8ca991623bd1591eaf975_JaffaCakes118.dll

  • Size

    205KB

  • MD5

    001bb4eb45b8ca991623bd1591eaf975

  • SHA1

    2e8885971ff2b0557fd77af4feb0d43cadc66936

  • SHA256

    e85ee4cf3127c06aadafd5ebe8b9e201fba8cf631b6fcbcceee34b9f3c1ac0b8

  • SHA512

    7b47e15dbc13a486be3eb25f3379fcb6bc810a1c7d45cbd3982f8ec9c2db523cec7a6e5855b0d880c6b7176cf88472dfcd14cc51bd6479fcc4824393f6886892

  • SSDEEP

    6144:i8D0fLejhyfFheiMP4jmLMO4pqEOc9YsbIoS:N0fIyfXe7PwRymRIoS

Score
7/10
upx

Malware Config

Signatures

  • UPX packed file 1 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\001bb4eb45b8ca991623bd1591eaf975_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3584
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\001bb4eb45b8ca991623bd1591eaf975_JaffaCakes118.dll,#1
      2⤵
        PID:3648
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3648 -s 544
          3⤵
          • Program crash
          PID:2292
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3648 -ip 3648
      1⤵
        PID:3220

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • memory/3648-0-0x0000000000400000-0x0000000000468000-memory.dmp

        Filesize

        416KB

      • memory/3648-1-0x0000000001050000-0x0000000001064000-memory.dmp

        Filesize

        80KB