Analysis

  • max time kernel
    141s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/09/2024, 19:36

General

  • Target

    d050948baeb9ab064787fa72557500df_JaffaCakes118.exe

  • Size

    70KB

  • MD5

    d050948baeb9ab064787fa72557500df

  • SHA1

    07ae1ffde94aacce0dae103ada0502e62f60b609

  • SHA256

    73c34a153c0d719fa989084b668cc64d05d4afd8b6a3872263f231c485b6fd4c

  • SHA512

    2795d5cc24fa411ff99d0f580ab0289e76bd979b09540508485b72deec23a5987183d7e4586ab5ee73644beeb74d77a0aa0012a33ca825a1c52b76f719146159

  • SSDEEP

    768:Ps6A48uP8YytJZaFlVzynZoZo4TvyK4jpZjNHw+1IhxMWZ9lTZZ8tLBs5tc6Eq2o:GWP9/Vzyn234jdw+krlTkeaFR8

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • UPX packed file 2 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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.

  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d050948baeb9ab064787fa72557500df_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d050948baeb9ab064787fa72557500df_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill /F /IM explorer.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:3704

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • memory/2252-0-0x0000000000409000-0x000000000040D000-memory.dmp

          Filesize

          16KB

        • memory/2252-1-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2252-2-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB

        • memory/2252-3-0x0000000000409000-0x000000000040D000-memory.dmp

          Filesize

          16KB

        • memory/2252-4-0x0000000000400000-0x000000000041E000-memory.dmp

          Filesize

          120KB