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Analysis

  • max time kernel
    94s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/08/2024, 16:09

General

  • Target

    96bb72469c95737e7187415935169490_JaffaCakes118.exe

  • Size

    39KB

  • MD5

    96bb72469c95737e7187415935169490

  • SHA1

    7a8cac3e54bca10f7cb1d2d94f089454deac0bec

  • SHA256

    b2668e06a10e39b744648675ce2563b6d700eec35fce23031b27fa0bd9dc3c30

  • SHA512

    235503d3e2afb5359a376f0de8d32b2a367aa71037f09deaf09b9701815c2a486ff7da60c3daf55a04296226db17ea094c8cb2de800342bd480da401c18ae164

  • SSDEEP

    768:MfpCJOu3oXseYmTP4Zj2gYt7hz6+XiH1WXsYhE3ZsgfMpC6l2qDJJS9Qe:0CjoceYmTQUtlz6dH1W8Y63ZrMtwSSie

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Drops file in Windows directory 4 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.

  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\96bb72469c95737e7187415935169490_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\96bb72469c95737e7187415935169490_JaffaCakes118.exe"
    1⤵
    • Adds policy Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2780
    • C:\program files\internet explorer\iexplore.exe
      "C:\program files\internet explorer\iexplore.exe"
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2740
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2740 CREDAT:17410 /prefetch:2
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:1540
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c del "C:\Users\Admin\AppData\Local\Temp\96bb72469c95737e7187415935169490_JaffaCakes118.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4980

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\jjjydf16.ini

    Filesize

    86B

    MD5

    12cd947d38913817d2fa74179acf96bc

    SHA1

    dc4d2a238620649084add84082dfe4c497cb2a9e

    SHA256

    e02ea3bedd02cb4edc94f27523de99d448f747c19fc92191f8a2b3070aab98d8

    SHA512

    55fbbb2185bf34bcd5665e425ceac4a6b3b232f6f1b2f031a4912a709da0e7cc1852248167a4f85fcf2b2ff5b394bcd19e965a0b2b094a42341423bc018fd62d

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DomainSuggestions\en-US.1

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • memory/2780-0-0x0000000000690000-0x00000000006C1000-memory.dmp

    Filesize

    196KB

  • memory/2780-12-0x0000000000690000-0x00000000006C1000-memory.dmp

    Filesize

    196KB