Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 04:31

General

  • Target

    ecd8c44620c73417e9540f0dbe7e66dc_JaffaCakes118.exe

  • Size

    132KB

  • MD5

    ecd8c44620c73417e9540f0dbe7e66dc

  • SHA1

    1ddb77402193d8f1ca2c1d903384176b90db86eb

  • SHA256

    46cd363e1b4781338e3fb7069df14a1e19d883e0fff06a618bd46c37269def61

  • SHA512

    36ecff2c185a423e1ed7247e8161274c468efa618870d5dc295d5b8ed08141f0ef3f3697a470a14421eef3e2e3709eabba6a416764d896c14c30f9b478268d6b

  • SSDEEP

    1536:mEm4B/TZH6rM2qEbBkIvI4DyQDIws/HmmYbRdfuL0wo7JaS1:dB/TZH63qEbBkn4e2s/HmlTfdwQL

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 53 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ecd8c44620c73417e9540f0dbe7e66dc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ecd8c44620c73417e9540f0dbe7e66dc_JaffaCakes118.exe"
    1⤵
    • Modifies visiblity of hidden/system files in Explorer
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:768
    • C:\Users\Admin\waaixo.exe
      "C:\Users\Admin\waaixo.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\waaixo.exe

    Filesize

    132KB

    MD5

    988acd766fcbdecbe24810ae928c09c0

    SHA1

    b779730de2fa2f01d790288366db9123bd5b45bc

    SHA256

    f2e5d9fb5c697cff25b0dc8182b1d37aeb66d68a4dfb8007a5c3976384f844b9

    SHA512

    329d241269eaf7bf492dfda656827ed3ebf9a771de35871103279f8c5c76383ea4693f093210686aafa688db445da033b1058675873087de0ab9cb2aac5ac801