Analysis

  • max time kernel
    115s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/05/2024, 23:49

General

  • Target
    274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe
  • Size 1.4MB
  • Sample240508-3tz92agg77
  • SHA256 7236fb13667086299d0cf8eb8ffb5e013bb0314b392f197d8be523548ca73f06
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 3 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\274af13f898b0747a0549b340bb17ed1_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:3544

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        QQPCDownload.dll

        • Path C:\Users\Admin\AppData\Local\Temp\TencentDownload\~e574c7a\QQPCDownload.dll
        • Size 1.1MB
        • SHA256 06a7d3b03c5e1a52ccf1c94ed564ac3a6682afcf5aa06309c2f6dcb72de31b2f
        • MD5 SHA1 SHA512 SSDEEP

        dr.dll

        • Path C:\Users\Admin\AppData\Local\Temp\TencentDownload\~e574c7a\qmdr\dr.dll
        • Size 73KB
        • SHA256 967bfd76354486919fd252a8bcb3d787af495a0a58bfb8a216b3776cdc2dfc43
        • MD5 SHA1 SHA512 SSDEEP

        memory/3544-8-0x00000000028C0000-0x00000000028C1000-memory.dmp

        memory/3544-13-0x00000000028E0000-0x00000000028F1000-memory.dmp

        memory/3544-19-0x00000000028C0000-0x00000000028C1000-memory.dmp