General

  • Target

    8b786459da668bf229d67be2f0723d3e.js

  • Size

    1MB

  • Sample

    230125-sbvlqaac4z

  • MD5

    8b786459da668bf229d67be2f0723d3e

  • SHA1

    a049cdb8ababa353f6680203104d94df4fd8bebb

  • SHA256

    e5949068ab9d6e134134a471fda48012a5052bf8e4fcbd5801e0df0d617f2336

  • SHA512

    47a6611f7071093df66a214753c8b5b43428bd22dade994b1e28d6c1f90d59e9b226b95ca8c5879fbd5cc1ab3145b9633df4aea12312b3a4e915b737d976fcb2

  • SSDEEP

    24576:n+qRVuZ86lSFd1dLImyZDe83TrXYpPJK/msejpyqI8bFt3:n+qRVk8eo1LImytlYLKc+8P

Malware Config

Targets

    • Target

      8b786459da668bf229d67be2f0723d3e.js

    • Size

      1MB

    • MD5

      8b786459da668bf229d67be2f0723d3e

    • SHA1

      a049cdb8ababa353f6680203104d94df4fd8bebb

    • SHA256

      e5949068ab9d6e134134a471fda48012a5052bf8e4fcbd5801e0df0d617f2336

    • SHA512

      47a6611f7071093df66a214753c8b5b43428bd22dade994b1e28d6c1f90d59e9b226b95ca8c5879fbd5cc1ab3145b9633df4aea12312b3a4e915b737d976fcb2

    • SSDEEP

      24576:n+qRVuZ86lSFd1dLImyZDe83TrXYpPJK/msejpyqI8bFt3:n+qRVk8eo1LImytlYLKc+8P

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks