Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/10/2024, 13:16

General

  • Target

    7f5619ee409bbc33becff5007b00fa69_JaffaCakes118.exe

  • Size

    23KB

  • MD5

    7f5619ee409bbc33becff5007b00fa69

  • SHA1

    08c355d14da8fef24a4e87baf24155ea8c560320

  • SHA256

    01c056f5e5edfbbbe2c50821e8a7a896ee17564fb22b049dafbc9721428db21b

  • SHA512

    d455473f034717ea93e322cc44baaff654eb5d7dcc494f896f27a532d828474a93031c6a0b5bd764069eb1ddb976a17a2ddf28c5e775938a00687182b0a631f0

  • SSDEEP

    384:hruxk9LPSFaqUaHK2rSpSpSpSpSpSpSpSjjcAQ0/2aAYBa/ncQ0JnoK7DaKa8HBF:MxSLv11AAAAAAAjoA5/2aV8/cQEDha8b

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Indicator Removal: File Deletion 1 TTPs

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

  • Drops file in System32 directory 1 IoCs
  • UPX packed file 5 IoCs

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

  • Drops file in Windows directory 1 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.

  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f5619ee409bbc33becff5007b00fa69_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7f5619ee409bbc33becff5007b00fa69_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4432
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\7F5619~1.EXE >> NUL
      2⤵
      • System Location Discovery: System Language Discovery
      PID:448

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Windows\SysWOW64\201476D0.dll

          Filesize

          15KB

          MD5

          673e5814021765bdbf91c60d72b78e00

          SHA1

          fc02d12d3fe687fcf65cedb4fb1536e40e36c19d

          SHA256

          6b4f107de3e4aebf34381d237f2d35bfeef7568147f1d7d33a8ad256abd594c7

          SHA512

          e4c4c7774d891d48dc625fc57f81c94ad503192a416d43e62b8f5b7ad866796c5b2e7619e7a6522274ff3a09d18b5988a84771773004c48855b330c6cf533c08

        • memory/4432-0-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB

        • memory/4432-7-0x0000000010000000-0x000000001000E000-memory.dmp

          Filesize

          56KB

        • memory/4432-11-0x0000000010000000-0x000000001000E000-memory.dmp

          Filesize

          56KB

        • memory/4432-10-0x0000000000400000-0x0000000000409000-memory.dmp

          Filesize

          36KB