Overview

overview

10

Static

static

3

Thanos_Ran...er.exe

windows10-2004-x64

10

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General

  • Target

    Thanos_Ransom_Builder.exe

  • Size

    23.5MB

  • Sample

    241126-jv7kysskds

  • MD5

    df3b0e83d439b16950893b0b44028f72

  • SHA1

    f13b22a6c140c2518e6581b300caf9f8876af85a

  • SHA256

    b94c888786bd50610331593396e80c1777ce0c54bb2f049338e31f98c2a61215

  • SHA512

    65af4bb798419b32f96d09e5363a1ef00ea3b45558c78d36e66978e2443133a7b503033b79a6d59df72e78fe92443f870e101973bdb8f2298d59c5b9634fc436

  • SSDEEP

    393216:BPxVn/38YHDlhKVwtPuExeC+V7wWYb0uwScC/9oD9HSHyO63y48Hvx:BPxV/bKIPuEn+VUv+cmQZ

Score
10/10
chaosdefense_evasiondiscoveryevasionexecutionimpactransomwarespywarestealer

Malware Config

Targets

    • Target

      Thanos_Ransom_Builder.exe

    • Size

      23.5MB

    • MD5

      df3b0e83d439b16950893b0b44028f72

    • SHA1

      f13b22a6c140c2518e6581b300caf9f8876af85a

    • SHA256

      b94c888786bd50610331593396e80c1777ce0c54bb2f049338e31f98c2a61215

    • SHA512

      65af4bb798419b32f96d09e5363a1ef00ea3b45558c78d36e66978e2443133a7b503033b79a6d59df72e78fe92443f870e101973bdb8f2298d59c5b9634fc436

    • SSDEEP

      393216:BPxVn/38YHDlhKVwtPuExeC+V7wWYb0uwScC/9oD9HSHyO63y48Hvx:BPxV/bKIPuEn+VUv+cmQZ

    Score
    10/10
    chaosdefense_evasiondiscoveryevasionexecutionimpactransomwarespywarestealer

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • Chaos family

      chaos

    • 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

    • Downloads MZ/PE file

    • 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

    • 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

1
T1059

Windows Management Instrumentation

1
T1047

Persistence

Privilege Escalation

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

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

4
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

Defacement

1
T1491

Inhibit System Recovery

4
T1490

Tasks