Overview

overview

10

Static

static

10

2026-07-16...ry.exe

windows10-2004-x64

10

2026-07-16...ry.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    2026-07-16_c80eac17bc1b27b9c83c747df3a60407_chaos_destroyer_elex_glassworm_wannacry
  • Size 25KB
  • Sample260716-thjcpscx3w
  • SHA256 a318c6d04ffb4aebbad568a330d457ef7238e170a688e0d82d6be58ba81380fc
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
chaosdefense_evasionevasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target
      2026-07-16_c80eac17bc1b27b9c83c747df3a60407_chaos_destroyer_elex_glassworm_wannacry
    • Size 25KB
    • SHA256 a318c6d04ffb4aebbad568a330d457ef7238e170a688e0d82d6be58ba81380fc
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasionevasionexecutionchaosimpactpersistenceransomwarespywarestealer

    • Chaos Ransomware

    • Family: Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Detects command variations typically used by ransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Disables Task Manager via registry modification

      defense_evasion

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

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

Modify Registry

1
T1112

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

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Inhibit System Recovery

4
T1490

Tasks