Overview

overview

10

Static

static

1

2141c93c89...efd.js

windows7-x64

10

2141c93c89...efd.js

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    2141c93c89f63436f7408c446303f12a1cb9607b7d6d32f1a80e2bdc2d02defd

  • Size

    3.6MB

  • Sample

    230328-h6gcgabd3y

  • MD5

    7bfa30c168b4a5dda79908ba88afb1f4

  • SHA1

    5baf4ac9e0803e69add06a558dc2e5de9d2b9cb5

  • SHA256

    2141c93c89f63436f7408c446303f12a1cb9607b7d6d32f1a80e2bdc2d02defd

  • SHA512

    0af7774c5a4d06cbe890fa94d3a7d7b1bf135372cd2bcc91e7018b4542c5eae86f82245189b7c9798f50d2604908e75b556fe2f18b692dc8585d4139f36630ca

  • SSDEEP

    24576:3KbnF5Tsf5pjWDTxVMSTZ2g1oecJ6ZFRUS8jBZv8LlSiKSmCz+nOig2gy4dR6xqT:ixX

Score
10/10
vjw0rmwshratpersistencetrojanworm

Malware Config

Extracted

Family

wshrat

C2

http://rookfellas.mrbasic.com:9202

Targets

    • Target

      2141c93c89f63436f7408c446303f12a1cb9607b7d6d32f1a80e2bdc2d02defd

    • Size

      3.6MB

    • MD5

      7bfa30c168b4a5dda79908ba88afb1f4

    • SHA1

      5baf4ac9e0803e69add06a558dc2e5de9d2b9cb5

    • SHA256

      2141c93c89f63436f7408c446303f12a1cb9607b7d6d32f1a80e2bdc2d02defd

    • SHA512

      0af7774c5a4d06cbe890fa94d3a7d7b1bf135372cd2bcc91e7018b4542c5eae86f82245189b7c9798f50d2604908e75b556fe2f18b692dc8585d4139f36630ca

    • SSDEEP

      24576:3KbnF5Tsf5pjWDTxVMSTZ2g1oecJ6ZFRUS8jBZv8LlSiKSmCz+nOig2gy4dR6xqT:ixX

    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