Overview

overview

10

Static

static

10

2024-08-20...ry.exe

windows7-x64

10

2024-08-20...ry.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    134s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-08-2024 09:41

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General

  • Target

    2024-08-20_440f3397eb7383db78163e891b2517f3_chaos_destroyer_wannacry.exe

  • Size

    23KB

  • MD5

    440f3397eb7383db78163e891b2517f3

  • SHA1

    993e5257514d7cd6d6962ece0b39fe02fdda9e9b

  • SHA256

    c3a049f17bc0c0f7d3d11d492f296986031c71ae149ed6b90ff0bc8a1634dc71

  • SHA512

    a95cdc94878efd44ca84146a8e32dae462c3d22bfff38614aabe9eebb071f47509332c0e085afedebbbdca6afd94821dea65d72da4b4a304b00354dc242cddfb

  • SSDEEP

    384:g3Mg/bqo2SgyOg/Uzv3pdBwTgJNr91C7Lb5uec:eqo2i14pdcINr9ELbMec

Score
10/10
chaosransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\Documents\read_it.txt

Family

chaos

Ransom Note
----> Chaos is multi language ransomware. Translate your note to any language <---- All of your files have been encrypted Your computer was infected with a ransomware virus. Your files have been encrypted and you won't be able to decrypt them without our help.What can I do to get my files back?You can buy our special decryption software, this software will allow you to recover all of your data and remove the ransomware from your computer.The price for the software is $1,500. Payment can be made in Bitcoin only. How do I pay, where do I get Bitcoin? Purchasing Bitcoin varies from country to country, you are best advised to do a quick google search yourself to find out how to buy Bitcoin. Many of our customers have reported these sites to be fast and reliable: Coinmama - hxxps://www.coinmama.com Bitpanda - hxxps://www.bitpanda.com Payment informationAmount: 0.1473766 BTC Bitcoin Address: bc1qlnzcep4l4ac0ttdrq7awxev9ehu465f2vpt9x0

Signatures

  • Chaos

    Ransomware family first seen in June 2021.

    ransomwarechaos
  • Chaos Ransomware 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Drops desktop.ini file(s) 34 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
    ransomware
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-08-20_440f3397eb7383db78163e891b2517f3_chaos_destroyer_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-08-20_440f3397eb7383db78163e891b2517f3_chaos_destroyer_wannacry.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Drops desktop.ini file(s)
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\read_it.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:3100

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\Documents\read_it.txt
    Filesize

    964B

    MD5

    4217b8b83ce3c3f70029a056546f8fd0

    SHA1

    487cdb5733d073a0427418888e8f7070fe782a03

    SHA256

    7d767e907be373c680d1f7884d779588eb643bebb3f27bf3b5ed4864aa4d8121

    SHA512

    2a58c99fa52f99c276e27eb98aef2ce1205f16d1e37b7e87eb69e9ecda22b578195a43f1a7f70fead6ba70421abf2f85c917551c191536eaf1f3011d3d24f740

    Download Submit

  • memory/1400-0-0x0000000000620000-0x000000000062C000-memory.dmp

    Filesize

    48KB

    Download

  • memory/1400-1-0x00007FF99E433000-0x00007FF99E435000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1400-9-0x00007FF99E430000-0x00007FF99EEF1000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/1400-420-0x00007FF99E433000-0x00007FF99E435000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1400-421-0x00007FF99E430000-0x00007FF99EEF1000-memory.dmp

    Filesize

    10.8MB

    Download