Overview

overview

10

Static

static

3

2024-05-25...ck.exe

windows7-x64

10

2024-05-25...ck.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    2024-05-25_cd02384dea62fe304ce2167c17afb7ef_virlock

  • Size

    655KB

  • Sample

    240525-mxjhpadh9t

  • MD5

    cd02384dea62fe304ce2167c17afb7ef

  • SHA1

    19ec4ae20ff181cdac476faa652d5980bf13d6a6

  • SHA256

    94cf625e23eca4e12d7e1722c31c2ba5bdf40e80a304d77a83ceb6a1f8eed5c3

  • SHA512

    7322d3a429b05e30dfd2b6c5dd4b51d369504a2ae15c6cb104a708e08e180ee2c0d780a8aae80cce15cdf3c7b9c9d6169f5782a3a2934bfb00ca44bae2074822

  • SSDEEP

    12288:qb1V5F7cWbxUOqBpLELFLNLEOjrh6pqe9KQvmS5sMtnn/NId4hKGRdlt:01bxbxPxPPN6h9KcmS5sMpVId4kG7

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      2024-05-25_cd02384dea62fe304ce2167c17afb7ef_virlock

    • Size

      655KB

    • MD5

      cd02384dea62fe304ce2167c17afb7ef

    • SHA1

      19ec4ae20ff181cdac476faa652d5980bf13d6a6

    • SHA256

      94cf625e23eca4e12d7e1722c31c2ba5bdf40e80a304d77a83ceb6a1f8eed5c3

    • SHA512

      7322d3a429b05e30dfd2b6c5dd4b51d369504a2ae15c6cb104a708e08e180ee2c0d780a8aae80cce15cdf3c7b9c9d6169f5782a3a2934bfb00ca44bae2074822

    • SSDEEP

      12288:qb1V5F7cWbxUOqBpLELFLNLEOjrh6pqe9KQvmS5sMtnn/NId4hKGRdlt:01bxbxPxPPN6h9KcmS5sMpVId4kG7

    Score
    10/10
    evasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (55) 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.

    • 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

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks