Overview

overview

10

Static

static

KkzkKniBww_movar.js

windows7-x64

10

KkzkKniBww_movar.js

windows10-2004-x64

10

Sharing

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General

  • Target

    KkzkKniBww_movar.js

  • Size

    63KB

  • Sample

    221125-h287paad28

  • MD5

    f26c46d819119f4ccca8d143f93289b7

  • SHA1

    c84db01b0f8406979f8fabc7d73567bb9a5aa90e

  • SHA256

    bc2f42a0cf94f85af568cda4c54cacdfa0934112691c466bd5c6e66c1f027bf8

  • SHA512

    f1280d48ea7eda1617c9091b31f24d73d491b58c9c5cdabeb3fde96642f9c127c4a7a901a43cc8bbfe7a59b2d7fcc762b8cda8c98e3e3fa69483d3411ba210db

  • SSDEEP

    1536:XZqpqIKrA7C/AXx2BqDLECc5tfOsKsLMYOsor:XZLSbUTf1dLM1

Score
10/10
vjw0rmwshratpersistencetrojanworm

Malware Config

Extracted

Family

wshrat

C2

http://45.139.105.174:7670

Targets

    • Target

      KkzkKniBww_movar.js

    • Size

      63KB

    • MD5

      f26c46d819119f4ccca8d143f93289b7

    • SHA1

      c84db01b0f8406979f8fabc7d73567bb9a5aa90e

    • SHA256

      bc2f42a0cf94f85af568cda4c54cacdfa0934112691c466bd5c6e66c1f027bf8

    • SHA512

      f1280d48ea7eda1617c9091b31f24d73d491b58c9c5cdabeb3fde96642f9c127c4a7a901a43cc8bbfe7a59b2d7fcc762b8cda8c98e3e3fa69483d3411ba210db

    • SSDEEP

      1536:XZqpqIKrA7C/AXx2BqDLECc5tfOsKsLMYOsor:XZLSbUTf1dLM1

    Score
    10/10
    vjw0rmwshratpersistencetrojanworm

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

      trojanwormvjw0rm

    • WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

      trojanwshrat

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks