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Overview

overview

10

Static

static

3

99df8d33b5...JC.exe

windows7-x64

10

99df8d33b5...JC.exe

windows10-2004-x64

10

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General

  • Target

    99df8d33b5994eafb5091985cb179bf8_virlock_JC.exe

  • Size

    246KB

  • Sample

    230825-sns9eseh4y

  • MD5

    99df8d33b5994eafb5091985cb179bf8

  • SHA1

    a8a0d1c03615a621bb7517ea8b3f6a2aa92cef5f

  • SHA256

    ea1d0d59f1bdf4934d7e7cca759f25bebdfd26b4641e554066399e1dae9a0967

  • SHA512

    574f175b472a7a6aeaf0582cf067dc449d7fabd5ba8e90677cbbf01e18e559168cfee18cbaadac3b3b8ab51e3e7b5b809ec7cc83cfa42eb083420e7de3f11fec

  • SSDEEP

    6144:rbVh8tzlcrBZzgL/qK6wQoQLbguqsRJGjJ683v9r5txu:r5ycdZrJGjJ68f9nxu

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      99df8d33b5994eafb5091985cb179bf8_virlock_JC.exe

    • Size

      246KB

    • MD5

      99df8d33b5994eafb5091985cb179bf8

    • SHA1

      a8a0d1c03615a621bb7517ea8b3f6a2aa92cef5f

    • SHA256

      ea1d0d59f1bdf4934d7e7cca759f25bebdfd26b4641e554066399e1dae9a0967

    • SHA512

      574f175b472a7a6aeaf0582cf067dc449d7fabd5ba8e90677cbbf01e18e559168cfee18cbaadac3b3b8ab51e3e7b5b809ec7cc83cfa42eb083420e7de3f11fec

    • SSDEEP

      6144:rbVh8tzlcrBZzgL/qK6wQoQLbguqsRJGjJ683v9r5txu:r5ycdZrJGjJ68f9nxu

    Score
    10/10
    evasionpersistencespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • 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

5
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks