chaos | 105563733da3a05eef4e63a8af883b600e071e5449c819f0780bec73d0c404bf | Triage

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Overview

overview

Static

static

234.zip

windows10-2004-x64

Sharing

General

Target

234.zip
Size

111KB
Sample

240326-gl82bagc4t
MD5

5e7e62594a2982835c7aea2fa131b393
SHA1

7319b88fc092922534b53ee7b37297ac4dfcf839
SHA256

105563733da3a05eef4e63a8af883b600e071e5449c819f0780bec73d0c404bf
SHA512

08edf60a7e55a9e9d90f48baacc290e039952c1da45cf56a2b850cd740cd97b1f67bea6456730f2d8f20ca6e9787ed4b81740182ee771b5a9844e4fe53da82a3
SSDEEP

1536:VYLMdhI1JzP3TynJWM5xkcXp4siewExDNOm3nmHyJGwlILvFlAY/2BE54DqHAzXE:zUDWLx54s/nxDN1WECLzF4qHcPbJL6Bn

Score

10^/10

chaos evasion ransomware spyware stealer

Static task

static1

3 signatures

Behavioral task

behavioral1

Sample

234.zip

Resource

win10v2004-20240226-en

chaos evasion ransomware spyware stealer

windows10-2004-x64

29 signatures

1800 seconds

Malware Config

Targets

- Target
  
  234.zip
- Size
  
  111KB
- MD5
  
  5e7e62594a2982835c7aea2fa131b393
- SHA1
  
  7319b88fc092922534b53ee7b37297ac4dfcf839
- SHA256
  
  105563733da3a05eef4e63a8af883b600e071e5449c819f0780bec73d0c404bf
- SHA512
  
  08edf60a7e55a9e9d90f48baacc290e039952c1da45cf56a2b850cd740cd97b1f67bea6456730f2d8f20ca6e9787ed4b81740182ee771b5a9844e4fe53da82a3
- SSDEEP
  
  1536:VYLMdhI1JzP3TynJWM5xkcXp4siewExDNOm3nmHyJGwlILvFlAY/2BE54DqHAzXE:zUDWLx54s/nxDN1WECLzF4qHcPbJL6Bn
Score

10^/10

chaos evasion ransomware spyware stealer
- Chaos
  Ransomware family first seen in June 2021.
  ransomware chaos
- Chaos Ransomware
- Deletes shadow copies
  Ransomware often targets backup files to inhibit system recovery.
  ransomware
- 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)
- Sets desktop wallpaper using registry
  ransomware
behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

Persistence

Privilege Escalation

Defense Evasion

Indicator Removal

File Deletion

Modify Registry

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Defacement

Inhibit System Recovery

Tasks

static1

behavioral1

chaosevasionransomwarespywarestealer

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