General

  • Target

    4d2b52b6e0271f33a6a113f26887a525

  • Size

    38KB

  • Sample

    220616-lhgj4scgel

  • MD5

    4d2b52b6e0271f33a6a113f26887a525

  • SHA1

    2541fa75359d86ddd0cf25b47cb52bfc0ccd2560

  • SHA256

    f24d3f2a03e7a20b3874d3e4eb56d87d98cb93df791080a21f925efc7afc779b

  • SHA512

    47ffcb456230c4c159ea540c0e10f996449a0f04e942276972df36f42920e78f61aa23f5427e17fb979f8c0805f8bde94ac9d44baba3a330644787f769e47773

Malware Config

Targets

    • Target

      Documents for your perusal.js

    • Size

      90KB

    • MD5

      e3a8ced8143a9c234569bf6537acb455

    • SHA1

      dc687bbfcccb3740806c848a2b948f6f59f721ff

    • SHA256

      d8267f242a04debd7ce7975644e938a4d54a6cbcfd5fd606b861d9faac7b8b4c

    • SHA512

      db64c212f6b8237b9f4270828e9013456382941f0fdf80051164ef5e1fd2c9963042ae3ef9089cecbd2e0bf972e75db2d529ce20cc96364418c9e20598f6d8d5

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • 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

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Tasks