General

  • Target

    734861f4226848bb53bcb7fbf84766128d04a251574ffe039f310050a2b8340c.vbs.danger

  • Size

    95.4MB

  • Sample

    230609-y9jj1add58

  • MD5

    908c8875c901cb573703ee5ca873d559

  • SHA1

    375c29372950e7ac683827c811b7bacdfbdc3882

  • SHA256

    734861f4226848bb53bcb7fbf84766128d04a251574ffe039f310050a2b8340c

  • SHA512

    df29cb9d8ac1fa6c4a88f166f62e59c2715c87221d19ec84786e219b6a98d9a5cf3ac277d0e2f0c6e8bdf6c355f314240c3911866ca3fda81cab27d0e7166ba8

  • SSDEEP

    192:8ZVh7aiI1rk2H2ZSm35+vhOJzLq8MyOY:mVciI1S4YZPMVY

Malware Config

Extracted

Family

vjw0rm

C2

http://js8100.duckdns.org:8100

Targets

    • Target

      734861f4226848bb53bcb7fbf84766128d04a251574ffe039f310050a2b8340c.vbs.danger

    • Size

      95.4MB

    • MD5

      908c8875c901cb573703ee5ca873d559

    • SHA1

      375c29372950e7ac683827c811b7bacdfbdc3882

    • SHA256

      734861f4226848bb53bcb7fbf84766128d04a251574ffe039f310050a2b8340c

    • SHA512

      df29cb9d8ac1fa6c4a88f166f62e59c2715c87221d19ec84786e219b6a98d9a5cf3ac277d0e2f0c6e8bdf6c355f314240c3911866ca3fda81cab27d0e7166ba8

    • SSDEEP

      192:8ZVh7aiI1rk2H2ZSm35+vhOJzLq8MyOY:mVciI1S4YZPMVY

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Tasks