Overview

overview

7

Static

static

3

dc635d8e01...18.exe

windows7-x64

7

dc635d8e01...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    12-09-2024 14:10

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General

  • Target

    dc635d8e01f7682e43d456ed9714783d_JaffaCakes118.exe

  • Size

    320KB

  • MD5

    dc635d8e01f7682e43d456ed9714783d

  • SHA1

    1b21a52d0e0b5b1adb4d3082e752f5f567a782be

  • SHA256

    a9ccc3797fe0e389f89d63454b550f2fea892f7a90a3560d2402ad2d21ed7c93

  • SHA512

    074d4c3fcc3049c827e530b315b180bca7ca0c02dea02e80a4174ffff4bc51ae1262119a7b455ede98825bce3f041acce042c3e9f1fe446567285048e48f4b43

  • SSDEEP

    6144:fOKnLyziWpaZOa7jUl6vfUdzhCuXK4TMPYnsqnqmbTBl4pa8Dzr:WYWpaICj0hCuXKhqnlqf

Score
7/10
bootkitdiscoverypersistencespywarestealer

Malware Config

Signatures

  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • 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.

    discovery
  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dc635d8e01f7682e43d456ed9714783d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\dc635d8e01f7682e43d456ed9714783d_JaffaCakes118.exe"
    1⤵
    • Checks BIOS information in registry
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Users\Admin\AppData\Local\Temp\uninstall.exe
      C:\Users\Admin\AppData\Local\Temp\uninstall.exe
      2⤵
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Writes to the Master Boot Record (MBR)
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\uninstall.exe
    Filesize

    320KB

    MD5

    dc635d8e01f7682e43d456ed9714783d

    SHA1

    1b21a52d0e0b5b1adb4d3082e752f5f567a782be

    SHA256

    a9ccc3797fe0e389f89d63454b550f2fea892f7a90a3560d2402ad2d21ed7c93

    SHA512

    074d4c3fcc3049c827e530b315b180bca7ca0c02dea02e80a4174ffff4bc51ae1262119a7b455ede98825bce3f041acce042c3e9f1fe446567285048e48f4b43

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