Overview

overview

10

Static

static

3

2024092000...ck.exe

windows7-x64

10

2024092000...ck.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    20240920006fbb7a7a5386fe5629f895d8969b45virlock

  • Size

    208KB

  • Sample

    240920-wxb82s1alj

  • MD5

    006fbb7a7a5386fe5629f895d8969b45

  • SHA1

    0241c9d8234e6b31d51f70a9df97dfa700a73229

  • SHA256

    7f89c34f98ce21ea18234c4e5c0fb83274cd63519b630d553bb6751b0b6fe4e2

  • SHA512

    995542437cca9f18a56a9a51fa69a01da784d7d8be277ab2e6be83fd2d162ab3761992aaaacb93e337de4a70aabbcee0e4068dd5632cf98b9534fd836340cb84

  • SSDEEP

    3072:FRyqCshdxLZhd91BNskwIBnvy8VLKYl0XMKvWWFDTJOQd2xfPmS:HFHfdbsJIBnhVLKYlQRFDt5d4

Score
10/10
discoveryevasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      20240920006fbb7a7a5386fe5629f895d8969b45virlock

    • Size

      208KB

    • MD5

      006fbb7a7a5386fe5629f895d8969b45

    • SHA1

      0241c9d8234e6b31d51f70a9df97dfa700a73229

    • SHA256

      7f89c34f98ce21ea18234c4e5c0fb83274cd63519b630d553bb6751b0b6fe4e2

    • SHA512

      995542437cca9f18a56a9a51fa69a01da784d7d8be277ab2e6be83fd2d162ab3761992aaaacb93e337de4a70aabbcee0e4068dd5632cf98b9534fd836340cb84

    • SSDEEP

      3072:FRyqCshdxLZhd91BNskwIBnvy8VLKYl0XMKvWWFDTJOQd2xfPmS:HFHfdbsJIBnhVLKYlQRFDt5d4

    Score
    10/10
    discoveryevasionpersistenceransomwarespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (57) 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
    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