Overview

overview

10

Static

static

3

4ffdfbd467...JC.exe

windows7-x64

10

4ffdfbd467...JC.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4ffdfbd467e101a72bc7863f24cee6ba_virlock_JC.exe

  • Size

    310KB

  • Sample

    230803-vkvzyseg44

  • MD5

    4ffdfbd467e101a72bc7863f24cee6ba

  • SHA1

    f5b67adc2fdb08aa2a1dff1c33818deae2194200

  • SHA256

    c0bbe4c1bc3809080f25e8979123d38952fa240d17d66abc86da1c7083b6e19a

  • SHA512

    2633039f9b75b459e270bdb77cc02df928a77665b12ec41ceb13cd2e58e3e3914c65f77b4b69e3d6cd4c11ed05796705a3e701abbb5e3bf5021b5fd7123a2a08

  • SSDEEP

    6144:/lJMdXyW1tjJLhCs0HMnW8gt3cpfOjTLX2/zyfCEbm9o+HKigSj+Qe:i1dNQs0HMW8gt3cp2jTibyqum++HKifs

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Targets

    • Target

      4ffdfbd467e101a72bc7863f24cee6ba_virlock_JC.exe

    • Size

      310KB

    • MD5

      4ffdfbd467e101a72bc7863f24cee6ba

    • SHA1

      f5b67adc2fdb08aa2a1dff1c33818deae2194200

    • SHA256

      c0bbe4c1bc3809080f25e8979123d38952fa240d17d66abc86da1c7083b6e19a

    • SHA512

      2633039f9b75b459e270bdb77cc02df928a77665b12ec41ceb13cd2e58e3e3914c65f77b4b69e3d6cd4c11ed05796705a3e701abbb5e3bf5021b5fd7123a2a08

    • SSDEEP

      6144:/lJMdXyW1tjJLhCs0HMnW8gt3cpfOjTLX2/zyfCEbm9o+HKigSj+Qe:i1dNQs0HMW8gt3cp2jTibyqum++HKifs

    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