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Analysis

  • max time kernel
    147s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/06/2024, 04:51

General

  • Target

    02f1adf78225d68fda17b11920a68c0a_JaffaCakes118.exe

  • Size

    148KB

  • MD5

    02f1adf78225d68fda17b11920a68c0a

  • SHA1

    2917deaf26fef106460fee14f7e1678ae3856fde

  • SHA256

    203861e33e8933c4f8c590715a0c6d909becd1a1a1ee38106648c8edfd154e69

  • SHA512

    66d0ab5592f8c62a4dec6d54b231ca43182c2a0e2f90ebae45ae0729a54956d000e77ff3f01c2e90d87e4dae25e576bae0656d34d74377a94c3e82b8f688b809

  • SSDEEP

    3072:6rdcqkEDx0mYh5uw7Iw8Vh4yxn/26BAx00lUrRdU:QcqxCZhc0I7NnOf09RdU

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\02f1adf78225d68fda17b11920a68c0a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\02f1adf78225d68fda17b11920a68c0a_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4792
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 4792 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\02f1adf78225d68fda17b11920a68c0a_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\YALZAL~1.EXE -f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1612
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 4792
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3248
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • Runs ping.exe
        PID:3728
      • C:\Users\Admin\AppData\Local\yalzalilqn.exe
        C:\Users\Admin\AppData\Local\YALZAL~1.EXE -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:5108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\yalzalilqn.exe

    Filesize

    148KB

    MD5

    02f1adf78225d68fda17b11920a68c0a

    SHA1

    2917deaf26fef106460fee14f7e1678ae3856fde

    SHA256

    203861e33e8933c4f8c590715a0c6d909becd1a1a1ee38106648c8edfd154e69

    SHA512

    66d0ab5592f8c62a4dec6d54b231ca43182c2a0e2f90ebae45ae0729a54956d000e77ff3f01c2e90d87e4dae25e576bae0656d34d74377a94c3e82b8f688b809

  • memory/4792-0-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/4792-1-0x0000000000480000-0x0000000000482000-memory.dmp

    Filesize

    8KB

  • memory/4792-3-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-16-0x0000000000660000-0x0000000000662000-memory.dmp

    Filesize

    8KB

  • memory/5108-7-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-10-0x0000000000E80000-0x0000000000F43000-memory.dmp

    Filesize

    780KB

  • memory/5108-12-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-8-0x0000000000660000-0x0000000000662000-memory.dmp

    Filesize

    8KB

  • memory/5108-14-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-17-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-19-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-21-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-24-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-26-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-28-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB

  • memory/5108-30-0x0000000001000000-0x00000000010C3000-memory.dmp

    Filesize

    780KB