Overview

overview

10

Static

static

10

dddd.exe

windows7-x64

10

dddd.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    122s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2025, 12:53

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    dddd.exe
  • Size 27KB
  • Sample250228-p4vweazrt7
  • SHA256 a7ac63f5d4f73931961de69d2db513fc51ca3c4667932f948133d3b2950f42b6
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
chaospersistenceransomwarespywarestealer

Malware Config

Extracted

Path

  • C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\read_it.txt

Ransom Note
  • Don't worry, you can return all your files! All your files like documents, photos, databases and other important are encrypted What guarantees do we give to you? You can send 3 of your encrypted files and we decrypt it for free. You must follow these steps To decrypt your files : 1) Write on our e-mail :[email protected] ( In case of no answer in 24 hours check your spam folder or write us to this e-mail: [email protected]) 2) Obtain Bitcoin (You have to pay for decryption in Bitcoins. After payment we will send you the tool that will decrypt all your files.)

Signatures

  • Chaos

    Ransomware family first seen in June 2021.

    ransomwarechaos
  • Chaos Ransomware 2 IoCs
  • Chaos family
    chaos
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

    spywarestealer
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops desktop.ini file(s) 64 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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dddd.exe
    "C:\Users\Admin\AppData\Local\Temp\dddd.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3744
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      2⤵
      • Checks computer location settings
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops desktop.ini file(s)
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1200
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\read_it.txt
        3⤵
        • Opens file in notepad (likely ransom note)
        PID:3016

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        read_it.txt
        • Path C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\read_it.txt
        • Size 582B
        • SHA256 45726f2f29967ef016f8d556fb6468a577307d67388cc4530295a9ca10fdfa36
        • MD5 SHA1 SHA512
        Submit Download

        dddd.exe.log
        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\dddd.exe.log
        • Size 1KB
        • SHA256 ee954c5d8156fd8890e582c716e5758ed9b33721258f10e758bdc31ccbcb1924
        • MD5 SHA1 SHA512
        Submit Download

        svchost.exe
        • Path C:\Users\Admin\AppData\Roaming\svchost.exe
        • Size 27KB
        • SHA256 a7ac63f5d4f73931961de69d2db513fc51ca3c4667932f948133d3b2950f42b6
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        Magnify.lnk
        • Path C:\Users\Default\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\Magnify.lnk
        • Size 1B
        • SHA256 8a8de823d5ed3e12746a62ef169bcf372be0ca44f0a1236abc35df05d96928e1
        • MD5 SHA1 SHA512
        Submit Download

        memory/1200-16-0x00007FF928170000-0x00007FF928C31000-memory.dmp
        Download

        memory/1200-1171-0x00007FF928170000-0x00007FF928C31000-memory.dmp
        Download

        memory/3744-0-0x00007FF928173000-0x00007FF928175000-memory.dmp
        Download

        memory/3744-1-0x0000000000410000-0x000000000041E000-memory.dmp
        Download

        memory/3744-2-0x00007FF928170000-0x00007FF928C31000-memory.dmp
        Download

        memory/3744-15-0x00007FF928170000-0x00007FF928C31000-memory.dmp
        Download