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Overview

overview

10

Static

static

3

2024091396...ck.exe

windows7-x64

10

2024091396...ck.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024091396152c464108ec733320913981e12c2cvirlock

  • Size

    868KB

  • Sample

    240913-v7hcdazekd

  • MD5

    96152c464108ec733320913981e12c2c

  • SHA1

    351c7fb27d47c2970540c22c28447db8194c706c

  • SHA256

    0bf443c9da3577fc66ec7783f345c2f20821f20290f113cbd28926512272ba41

  • SHA512

    893a733fa7a38013651da7271afaeabdd98f9e94bf24ca7caae52f073c581e3b2e3ee00e39ada9fd043e6ad6131776431341ec8900150fad9d77f7f39f300a44

  • SSDEEP

    24576:Lw853ghghXWAYYJd6ftMofj/d1chLyiNYJ5cLmwcygVm7:Mrhghxd6ftMw7dcLyOy5mmOgVm7

Score
10/10
discoveryevasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      2024091396152c464108ec733320913981e12c2cvirlock

    • Size

      868KB

    • MD5

      96152c464108ec733320913981e12c2c

    • SHA1

      351c7fb27d47c2970540c22c28447db8194c706c

    • SHA256

      0bf443c9da3577fc66ec7783f345c2f20821f20290f113cbd28926512272ba41

    • SHA512

      893a733fa7a38013651da7271afaeabdd98f9e94bf24ca7caae52f073c581e3b2e3ee00e39ada9fd043e6ad6131776431341ec8900150fad9d77f7f39f300a44

    • SSDEEP

      24576:Lw853ghghXWAYYJd6ftMofj/d1chLyiNYJ5cLmwcygVm7:Mrhghxd6ftMw7dcLyOy5mmOgVm7

    Score
    10/10
    discoveryevasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (81) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

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

    • Deletes itself

    • 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 file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Registry

4
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

2
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

Tasks