chaos | 3c19762ef8551c8f97ebac5fc0b5d37023286c96c3e70a18840bd86fa3800d14 | Triage

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Reports

Overview

overview

Static

static

2024-07-01...ry.exe

windows7-x64

2024-07-01...ry.exe

windows10-2004-x64

Sharing

General

Target

2024-07-01_a6f55eb63c97d4099876dcbe3e2e007a_destroyer_wannacry
Size

39KB
Sample

240701-w9dyeashpf
MD5

a6f55eb63c97d4099876dcbe3e2e007a
SHA1

4f554f5bf5381285c5fd9199107ff91aa42798ab
SHA256

3c19762ef8551c8f97ebac5fc0b5d37023286c96c3e70a18840bd86fa3800d14
SHA512

7637b96c1ce28619af005d4d012968953f6d1fc7c81f7444557a33d86e7081c3d0aa9919cb6ae95fcf1febabaf5feae5ca7ad5d002c4901ede9bf93dbc212818
SSDEEP

768:hqo2WM71np65YAHMDr9gzPHSDqfTyPPDdXOyT1/WwrwgceeU:ko2WMKCAHMDr9gzaDNPPDdXb/YgheU

Score

10^/10

chaos defense_evasion evasion execution impact ransomware spyware stealer

Static task

static1

4 signatures

Behavioral task

behavioral1

Sample

2024-07-01_a6f55eb63c97d4099876dcbe3e2e007a_destroyer_wannacry.exe

Resource

win7-20240221-en

chaos defense_evasion evasion execution impact ransomware spyware stealer

windows7-x64

20 signatures

150 seconds

Behavioral task

behavioral2

Sample

2024-07-01_a6f55eb63c97d4099876dcbe3e2e007a_destroyer_wannacry.exe

Resource

win10v2004-20240611-en

chaos defense_evasion evasion execution impact ransomware spyware stealer

windows10-2004-x64

23 signatures

150 seconds

Malware Config

Targets

- Target
  
  2024-07-01_a6f55eb63c97d4099876dcbe3e2e007a_destroyer_wannacry
- Size
  
  39KB
- MD5
  
  a6f55eb63c97d4099876dcbe3e2e007a
- SHA1
  
  4f554f5bf5381285c5fd9199107ff91aa42798ab
- SHA256
  
  3c19762ef8551c8f97ebac5fc0b5d37023286c96c3e70a18840bd86fa3800d14
- SHA512
  
  7637b96c1ce28619af005d4d012968953f6d1fc7c81f7444557a33d86e7081c3d0aa9919cb6ae95fcf1febabaf5feae5ca7ad5d002c4901ede9bf93dbc212818
- SSDEEP
  
  768:hqo2WM71np65YAHMDr9gzPHSDqfTyPPDdXOyT1/WwrwgceeU:ko2WMKCAHMDr9gzaDNPPDdXb/YgheU
Score

10^/10

chaos defense_evasion evasion execution impact 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 defense_evasion impact execution
- Detects command variations typically used by 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 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

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

chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

behavioral2

chaosdefense_evasionevasionexecutionimpactransomwarespywarestealer

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