Overview

overview

10

Static

static

10

00270d016c...bd.dll

windows10-2004-x64

10

00270d016c...bd.dll

windows11-ltsc_2024-x64

10

0225a30270...24.exe

windows10-2004-x64

3

0225a30270...24.exe

windows11-ltsc_2024-x64

3

125f75320c...3c.exe

windows10-2004-x64

10

125f75320c...3c.exe

windows11-ltsc_2024-x64

3

133e003cc5...22.elf

ubuntu-18.04-amd64

3

134de049f7...93.msi

windows10-2004-x64

10

134de049f7...93.msi

windows11-ltsc_2024-x64

9

148c2d55d3...57.exe

windows10-2004-x64

10

148c2d55d3...57.exe

windows11-ltsc_2024-x64

10

151e21dde7...80.msi

windows10-2004-x64

10

151e21dde7...80.msi

windows11-ltsc_2024-x64

9

158ca8d131...c7.exe

windows10-2004-x64

9

158ca8d131...c7.exe

windows11-ltsc_2024-x64

7

160dd5158f...f6.exe

windows10-2004-x64

10

160dd5158f...f6.exe

windows11-ltsc_2024-x64

1

166f41385b...f3.exe

windows10-2004-x64

10

166f41385b...f3.exe

windows11-ltsc_2024-x64

7

188b2408a0...99.exe

windows10-2004-x64

10

188b2408a0...99.exe

windows11-ltsc_2024-x64

10

195cdde8bc...d3.exe

windows10-2004-x64

3

195cdde8bc...d3.exe

windows11-ltsc_2024-x64

3

213d6a4c5a...59.exe

windows10-2004-x64

10

213d6a4c5a...59.exe

windows11-ltsc_2024-x64

10

227aff885f...0c.exe

windows10-2004-x64

10

227aff885f...0c.exe

windows11-ltsc_2024-x64

10

231bba5652...e9.exe

windows10-2004-x64

10

231bba5652...e9.exe

windows11-ltsc_2024-x64

10

244ed096d2...6d.elf

ubuntu-18.04-amd64

3

259f9ec106...c4.exe

windows10-2004-x64

1

259f9ec106...c4.exe

windows11-ltsc_2024-x64

1

Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    11/10/2026, 17:29

Sharing

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General

  • Target
    148c2d55d317029444578d478aeedcc834cffa4db695702adc8add568b517557.exe
  • Size 23KB
  • Sample261011-v21a1ax18l
  • SHA256 148c2d55d317029444578d478aeedcc834cffa4db695702adc8add568b517557
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryevasionexecutionchaosimpactpersistenceprivilege_escalationransomwarespywarestealer

Malware Config

Extracted

Path

  • C:\Users\Admin\Contacts\read_it.txt

  • 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

  • Family: Chaos

    Ransomware family first seen in June 2021.

    ransomwarechaos
  • Chaos Ransomware 2 IoCs
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • Deletes backup catalog 3 TTPs 1 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Creates a file in the Startup directory 1 TTPs 3 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

    persistenceprivilege_escalation
  • Executes a file named after a Windows system binary 1 TTPs 2 IoCs

    The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

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

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

  • Executes a command shell one-liner 1 TTPs 3 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

    execution
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

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

  • Interacts with shadow copies 3 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
    ransomware
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 51 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\148c2d55d317029444578d478aeedcc834cffa4db695702adc8add568b517557.exe
    "C:\Users\Admin\AppData\Local\Temp\148c2d55d317029444578d478aeedcc834cffa4db695702adc8add568b517557.exe"
    1⤵
    • Checks computer location settings
    • Executes a file named after a Windows system binary
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      2⤵
      • Checks computer location settings
      • Creates a file in the Startup directory
      • Executes a file named after a Windows system binary
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4544
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet & wmic shadowcopy delete
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:1308
        • C:\Windows\system32\vssadmin.exe
          vssadmin delete shadows /all /quiet
          4⤵
          • Interacts with shadow copies
          PID:1924
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic shadowcopy delete
          4⤵
          • Reads the TCP/IP host and domain name from the registry
          • Suspicious use of AdjustPrivilegeToken
          PID:2844
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2364
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} bootstatuspolicy ignoreallfailures
          4⤵
          • Modifies boot configuration data using bcdedit
          PID:4592
        • C:\Windows\system32\bcdedit.exe
          bcdedit /set {default} recoveryenabled no
          4⤵
          • Modifies boot configuration data using bcdedit
          PID:1764
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C wbadmin delete catalog -quiet
        3⤵
        • Executes a command shell one-liner
        • Suspicious use of WriteProcessMemory
        PID:2776
        • C:\Windows\system32\wbadmin.exe
          wbadmin delete catalog -quiet
          4⤵
          • Deletes backup catalog
          PID:4396
      • 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:736
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1716
  • C:\Windows\system32\wbengine.exe
    "C:\Windows\system32\wbengine.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4108
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:4844
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:372

    Network

          MITRE ATT&CK Enterprise v16

          Reconnaissance

          Resource Development

          Initial Access

          Execution

          Command and Scripting Interpreter

          2
          T1059

          Windows Command Shell

          1
          T1059.003

          Windows Management Instrumentation

          1
          T1047

          Persistence

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Privilege Escalation

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Defense Evasion

          Direct Volume Access

          1
          T1006

          Indicator Removal

          3
          T1070

          File Deletion

          3
          T1070.004

          Masquerading

          1
          T1036

          Match Legitimate Name or Location

          1
          T1036.005

          Credential Access

          Credentials from Password Stores

          1
          T1555

          Credentials from Web Browsers

          1
          T1555.003

          Unsecured Credentials

          1
          T1552

          Credentials In Files

          1
          T1552.001

          Discovery

          Peripheral Device Discovery

          1
          T1120

          Query Registry

          3
          T1012

          System Information Discovery

          3
          T1082

          System Network Configuration Discovery

          1
          T1016

          Lateral Movement

          Collection

          Data from Local System

          1
          T1005

          Command and Control

          Exfiltration

          Impact

          Inhibit System Recovery

          4
          T1490

          Replay Monitor

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          Downloads

          svchost.exe
          • Path C:\Users\Admin\AppData\Roaming\svchost.exe
          • Size 23KB
          • SHA256 148c2d55d317029444578d478aeedcc834cffa4db695702adc8add568b517557
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          read_it.txt
          • Path C:\Users\Admin\Contacts\read_it.txt
          • Size 964B
          • SHA256 7d767e907be373c680d1f7884d779588eb643bebb3f27bf3b5ed4864aa4d8121
          • MD5 SHA1 SHA512 TLSH
          Submit Download

          CompareComplete.dib
          • Path C:\Users\Admin\Downloads\CompareComplete.dib
          • Size 276KB
          • SHA256 4bf2f389fb746030e527d200e20beb25b307a4f755333e3413b984d7ff709ed4
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          CompareReset.pot
          • Path C:\Users\Admin\Downloads\CompareReset.pot
          • Size 263KB
          • SHA256 10d55701d46e089036904963eb4bc0733f133c79ba283a1a34cc98b93d1d9952
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/2464-0-0x0000000000250000-0x000000000025C000-memory.dmp
          Download