Overview

overview

10

Static

static

10

863809b036...cN.exe

windows7-x64

10

863809b036...cN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    863809b03627315676be588f4027d45989029eb627e7361adbada53adb44345cN

  • Size

    777KB

  • Sample

    241006-fygxxstcnk

  • MD5

    d570b2529c442ad6b2c51a727a580800

  • SHA1

    b95185702eb795a6f1e36c1ef6e6fb55ea4b2a17

  • SHA256

    863809b03627315676be588f4027d45989029eb627e7361adbada53adb44345c

  • SHA512

    954d0b529441c4654237da996a69a9e609f66a56f35bb831e356bcf1119401061d287c6e88f658668c6d7fb78db19bb7f4b267ec07231a7020d66c5dff3a5eb3

  • SSDEEP

    12288:SMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9tnIj:SnsJ39LyjbJkQFMhmC+6GD99o

Score
10/10
chaosdefense_evasiondiscoveryevasionexecutionimpactmacropersistenceransomwarespywarestealer

Malware Config

Extracted

Path

C:\Users\Admin\Links\READ_THIS.txt

Family

chaos

Ransom Note
----> Chaos is multi language ransomware. Translate your note to any language <---- All of your files have been encrypted and stolen Your computer was infected with a ransomware virus. Your files have been encrypted and stolen 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 $150. 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: 0.00240923 BTC Bitcoin Address: bc1q5dct32xckc9352ze647cf8lsv0vjaldp9vpvk6

Targets

    • Target

      863809b03627315676be588f4027d45989029eb627e7361adbada53adb44345cN

    • Size

      777KB

    • MD5

      d570b2529c442ad6b2c51a727a580800

    • SHA1

      b95185702eb795a6f1e36c1ef6e6fb55ea4b2a17

    • SHA256

      863809b03627315676be588f4027d45989029eb627e7361adbada53adb44345c

    • SHA512

      954d0b529441c4654237da996a69a9e609f66a56f35bb831e356bcf1119401061d287c6e88f658668c6d7fb78db19bb7f4b267ec07231a7020d66c5dff3a5eb3

    • SSDEEP

      12288:SMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9tnIj:SnsJ39LyjbJkQFMhmC+6GD99o

    Score
    10/10
    chaosdefense_evasiondiscoveryevasionexecutionimpactmacropersistenceransomwarespywarestealer

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Suspicious Office macro

      Office document equipped with macros.

      macro

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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 v15

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

5
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Inhibit System Recovery

4
T1490

Tasks