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Overview

overview

10

Static

static

3

4bf6c5d249...JC.exe

windows7-x64

10

4bf6c5d249...JC.exe

windows10-2004-x64

10

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General

  • Target

    4bf6c5d2496bd59bd6553ba083fedf81_virlock_JC.exe

  • Size

    748KB

  • Sample

    230803-tsnp6sfe5s

  • MD5

    4bf6c5d2496bd59bd6553ba083fedf81

  • SHA1

    f2526522b47fc86c63173ec1a1def8d54f2ea5b0

  • SHA256

    225c4e5f8b9a842981cbea1c138ed3037cf6ffa8361d658f2979b408123a14ce

  • SHA512

    359a6606a48be04fd1b1996bcde005be52747f2471fba4e3daa8ba2be25f886adcff4bae732ec1b4a94c18c4c38de80b0f2318488a537860ab87359212228653

  • SSDEEP

    6144:Ym/z7x/H9TsWsHtajfdJl8sdnWmLk4XE7lU8NOdb8KLP2kW7indUs1FgXHjd:YUz7RWIt8sPk4XsSuOHLemhDgXH

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      4bf6c5d2496bd59bd6553ba083fedf81_virlock_JC.exe

    • Size

      748KB

    • MD5

      4bf6c5d2496bd59bd6553ba083fedf81

    • SHA1

      f2526522b47fc86c63173ec1a1def8d54f2ea5b0

    • SHA256

      225c4e5f8b9a842981cbea1c138ed3037cf6ffa8361d658f2979b408123a14ce

    • SHA512

      359a6606a48be04fd1b1996bcde005be52747f2471fba4e3daa8ba2be25f886adcff4bae732ec1b4a94c18c4c38de80b0f2318488a537860ab87359212228653

    • SSDEEP

      6144:Ym/z7x/H9TsWsHtajfdJl8sdnWmLk4XE7lU8NOdb8KLP2kW7indUs1FgXHjd:YUz7RWIt8sPk4XsSuOHLemhDgXH

    Score
    10/10
    evasionpersistencespywarestealertrojan

    • Modifies visibility of file extensions in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • 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

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks