chaos | 7e567f619693e4dbda8be70e7cfbb217c13f1a8869908df16f626bde1a294a36 | Triage

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Overview

overview

Static

static

2024-12-02...ry.exe

windows7-x64

2024-12-02...ry.exe

windows10-2004-x64

Sharing

General

Target

2024-12-02_77616cef6c6bcb8a71b89eded503e288_destroyer_wannacry
Size

21KB
Sample

241202-v15jbszmfj
MD5

77616cef6c6bcb8a71b89eded503e288
SHA1

39c85688e3fca8ef51ffa6142a501e4227862617
SHA256

7e567f619693e4dbda8be70e7cfbb217c13f1a8869908df16f626bde1a294a36
SHA512

e84ef8ef9b6e082fb366ee3ba4607927bb9e32307e73cefffb5733463b022e6720c2a7edd053d47388c69701090cfde0b60eb7607436e3254b83286550ff3be3
SSDEEP

384:l3MLWHn3kIkGMnkpOJbW+AfrJGr91CropseA:Vn3kIFpUCdGr9SdeA

Score

10^/10

chaos defense_evasion discovery evasion execution impact ransomware spyware stealer

Static task

static1

3 signatures

Behavioral task

behavioral1

Sample

2024-12-02_77616cef6c6bcb8a71b89eded503e288_destroyer_wannacry.exe

Resource

win7-20241023-en

chaos defense_evasion discovery evasion execution impact ransomware spyware stealer

windows7-x64

22 signatures

150 seconds

Behavioral task

behavioral2

Sample

2024-12-02_77616cef6c6bcb8a71b89eded503e288_destroyer_wannacry.exe

Resource

win10v2004-20241007-en

chaos defense_evasion evasion execution impact ransomware spyware stealer

windows10-2004-x64

22 signatures

150 seconds

Malware Config

Targets

- Target
  
  2024-12-02_77616cef6c6bcb8a71b89eded503e288_destroyer_wannacry
- Size
  
  21KB
- MD5
  
  77616cef6c6bcb8a71b89eded503e288
- SHA1
  
  39c85688e3fca8ef51ffa6142a501e4227862617
- SHA256
  
  7e567f619693e4dbda8be70e7cfbb217c13f1a8869908df16f626bde1a294a36
- SHA512
  
  e84ef8ef9b6e082fb366ee3ba4607927bb9e32307e73cefffb5733463b022e6720c2a7edd053d47388c69701090cfde0b60eb7607436e3254b83286550ff3be3
- SSDEEP
  
  384:l3MLWHn3kIkGMnkpOJbW+AfrJGr91CropseA:Vn3kIFpUCdGr9SdeA
Score

10^/10

chaos defense_evasion discovery evasion execution impact ransomware spyware stealer
- Chaos
  Ransomware family first seen in June 2021.
  ransomware chaos
- Chaos Ransomware
- Chaos family
  chaos
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware defense_evasion impact execution
- Modifies boot configuration data using bcdedit
  ransomware evasion
- Deletes backup catalog
  Uses wbadmin.exe to inhibit system recovery.
  ransomware
- 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.
  spyware stealer
- Drops desktop.ini file(s)
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

Windows Management Instrumentation

Persistence

Privilege Escalation

Defense Evasion

Direct Volume Access

Indicator Removal

File Deletion

Credential Access

Credentials from Password Stores

Credentials from Web Browsers

Unsecured Credentials

Credentials In Files

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Inhibit System Recovery

Tasks

static1

behavioral1

chaosdefense_evasiondiscoveryevasionexecutionimpactransomwarespywarestealer

behavioral2

chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

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