Overview

overview

10

Static

static

10

1461362ebd...2b.exe

windows7-x64

10

1461362ebd...2b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1461362ebd3b8710610c59cd2aa00f435330bd9d8f75ba4105617b0205cd932b.exe

  • Size

    29KB

  • Sample

    241114-ckkvwawpeq

  • MD5

    c5a36a4a7e558ad587a7087d72a72c7c

  • SHA1

    3edc0fff5092983a4ae664c006dd5a94843eb715

  • SHA256

    1461362ebd3b8710610c59cd2aa00f435330bd9d8f75ba4105617b0205cd932b

  • SHA512

    c14b21e5e251449c6ad4ea29fc69ec5fc6586e16672d40cf019f6d9d63955d37b972c41b7e5a460a61059bf024647c4b9af7104237a87a96553a0276d6ef6986

  • SSDEEP

    384:StWZPzzxAm1vd5VM6YE2r7OUmgIYfdQPFolUOy5o91qqclYhhx82v4:37zxAmhWF/rEgIYw/ho98Ot82Q

Score
10/10
chaosdefense_evasionevasionexecutionimpactpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      1461362ebd3b8710610c59cd2aa00f435330bd9d8f75ba4105617b0205cd932b.exe

    • Size

      29KB

    • MD5

      c5a36a4a7e558ad587a7087d72a72c7c

    • SHA1

      3edc0fff5092983a4ae664c006dd5a94843eb715

    • SHA256

      1461362ebd3b8710610c59cd2aa00f435330bd9d8f75ba4105617b0205cd932b

    • SHA512

      c14b21e5e251449c6ad4ea29fc69ec5fc6586e16672d40cf019f6d9d63955d37b972c41b7e5a460a61059bf024647c4b9af7104237a87a96553a0276d6ef6986

    • SSDEEP

      384:StWZPzzxAm1vd5VM6YE2r7OUmgIYfdQPFolUOy5o91qqclYhhx82v4:37zxAmhWF/rEgIYw/ho98Ot82Q

    Score
    10/10
    chaosdefense_evasionevasionexecutionimpactpersistenceransomwarespywarestealer

    • 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

    • Disables Task Manager via registry modification

      evasion

    • 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

    • 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

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Inhibit System Recovery

4
T1490

Tasks