Overview

overview

10

Static

static

3

ea7fc8ec74...18.exe

windows7-x64

10

ea7fc8ec74...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 03:27

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General

  • Target

    ea7fc8ec745053d196b11ffdf55a2a05_JaffaCakes118.exe

  • Size

    216KB

  • MD5

    ea7fc8ec745053d196b11ffdf55a2a05

  • SHA1

    60c9c4eeee16c7173786de13f2d3a9b84c383b12

  • SHA256

    7f7b361d471fd647063ef58da9e0923a655847d87f45ebeb897f804acf6e1a78

  • SHA512

    a5fe395ef252204d08c0d8367819857e02fe1003b6a29738fefae435e1d648cc53ba0bf8b0ff660bf222dd7cfd6f696718e2b6d75b45d6176899cb265bd0b0f0

  • SSDEEP

    3072:+YEi5xxe705cmpH8ijBcS6iS/bO40nN9k+s7EeHiAxIbYpzb:+YPDEHmpcyWX3/640N9kLjmE

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • 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 51 IoCs
    persistence
  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\ea7fc8ec745053d196b11ffdf55a2a05_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ea7fc8ec745053d196b11ffdf55a2a05_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:4360
    • C:\Users\Admin\reees.exe
      "C:\Users\Admin\reees.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:2812

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\reees.exe
    Filesize

    216KB

    MD5

    488c962b6ef6cc499587117e0787446e

    SHA1

    8958ad02a23146ff22fccdb7b270ac4cf3f7483f

    SHA256

    b9bc6a67fe3dc47bae865195e6892b329fc393b06b667bfdcb94bb0704ae5d5a

    SHA512

    262a9ad90fbc79aaeaed541f20131676bcb59f64986fc8b00dbf69645fa987889d79fe80acbeda349013585659e9e6c223157647a7a4c0e16e3743b9bb7b5245

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