Overview

overview

10

Static

static

3

2024-01-10...ck.exe

windows7-x64

10

2024-01-10...ck.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-01-10_11dcf7a18a6371b567c13a82d3ddcb94_virlock

  • Size

    115KB

  • Sample

    240111-ggbj9afgdm

  • MD5

    11dcf7a18a6371b567c13a82d3ddcb94

  • SHA1

    ba4aaacc2e5d62fa8523d5379a4f882b75a418b6

  • SHA256

    98766c90fd782a1c45c09851223f5b11f9c94e5e92a0ba5b84e99fc9a7fb1090

  • SHA512

    e1f9bf69d8314760d6f20e42ad0eca4ba0afd2306d97deaab186c72ab457b0a6c52af478f79e586d0e3d6fe41a29a593bdf470ff88163cb7d95a869b25f141c8

  • SSDEEP

    3072:HHQSOHi4EV6Jz9lz9Am0aZIHPMuaWDHb9k:DODEVAzD+mnQ15k

Score
10/10
evasionpersistenceransomwarespywarestealertrojan

Malware Config

Targets

    • Target

      2024-01-10_11dcf7a18a6371b567c13a82d3ddcb94_virlock

    • Size

      115KB

    • MD5

      11dcf7a18a6371b567c13a82d3ddcb94

    • SHA1

      ba4aaacc2e5d62fa8523d5379a4f882b75a418b6

    • SHA256

      98766c90fd782a1c45c09851223f5b11f9c94e5e92a0ba5b84e99fc9a7fb1090

    • SHA512

      e1f9bf69d8314760d6f20e42ad0eca4ba0afd2306d97deaab186c72ab457b0a6c52af478f79e586d0e3d6fe41a29a593bdf470ff88163cb7d95a869b25f141c8

    • SSDEEP

      3072:HHQSOHi4EV6Jz9lz9Am0aZIHPMuaWDHb9k:DODEVAzD+mnQ15k

    Score
    10/10
    evasionpersistencespywarestealertrojanransomware

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Renames multiple (76) 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

    • Checks whether UAC is enabled

      evasiontrojan

    • 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

5
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks