General

  • Target

    GySjyuTJbo.js

  • Size

    9KB

  • Sample

    210904-b4p39sdfc6

  • MD5

    f62440f09898b39fea134065ef66629f

  • SHA1

    6481a10130d0f04b618edffe25e447f361b610bd

  • SHA256

    44c4da720bcd803731900f96e48662ea55da18b4fdcf1152192ca4322b9cb328

  • SHA512

    cfdd9fe2ab94e698d6616e1a4143a0ecbb970f01259ce555fded0673a605e1b0799ed877a77c011b9ce0cf912c3fc3d693bb9796253199321606e9136b38b33f

Malware Config

Targets

    • Target

      GySjyuTJbo.js

    • Size

      9KB

    • MD5

      f62440f09898b39fea134065ef66629f

    • SHA1

      6481a10130d0f04b618edffe25e447f361b610bd

    • SHA256

      44c4da720bcd803731900f96e48662ea55da18b4fdcf1152192ca4322b9cb328

    • SHA512

      cfdd9fe2ab94e698d6616e1a4143a0ecbb970f01259ce555fded0673a605e1b0799ed877a77c011b9ce0cf912c3fc3d693bb9796253199321606e9136b38b33f

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • Blocklisted process makes network request

    • 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

System Information Discovery

1
T1082

Tasks