General

  • Target

    8463b6cbb3b7cd05f0d29149c61767e6477bcab7bccf1c4a9f315033a9722d9d

  • Size

    1.1MB

  • Sample

    230514-apy7yscd7t

  • MD5

    acc073fb57f33a425de1bec4299ac585

  • SHA1

    382a7584c6cbf3c25a8e229d7b69b71763082a69

  • SHA256

    8463b6cbb3b7cd05f0d29149c61767e6477bcab7bccf1c4a9f315033a9722d9d

  • SHA512

    f14c1731aaba091be52dc5f60b10930d1b78703372cfd10a3a7076e7e2b7ed3c191acdb9344cb0507d23ff1ac35ce444ec05eb71a3cded1043e615fae97c8685

  • SSDEEP

    24576:IySiJtVJt/6Uv8KwgGt6JHEcMoYUdZaFofUADXzDPmsAWH:Prtt6U9w7IRLjZaKfU4XzjmsA

Malware Config

Extracted

Family

redline

Botnet

luka

C2

185.161.248.75:4132

Attributes
  • auth_value

    44560bcd37d6bf076da309730fdb519a

Extracted

Family

redline

Botnet

terra

C2

185.161.248.75:4132

Attributes
  • auth_value

    60df3f535f8aa4e264f78041983592d2

Extracted

Family

vjw0rm

C2

http://vj7974.duckdns.org:7974

Targets

    • Target

      8463b6cbb3b7cd05f0d29149c61767e6477bcab7bccf1c4a9f315033a9722d9d

    • Size

      1.1MB

    • MD5

      acc073fb57f33a425de1bec4299ac585

    • SHA1

      382a7584c6cbf3c25a8e229d7b69b71763082a69

    • SHA256

      8463b6cbb3b7cd05f0d29149c61767e6477bcab7bccf1c4a9f315033a9722d9d

    • SHA512

      f14c1731aaba091be52dc5f60b10930d1b78703372cfd10a3a7076e7e2b7ed3c191acdb9344cb0507d23ff1ac35ce444ec05eb71a3cded1043e615fae97c8685

    • SSDEEP

      24576:IySiJtVJt/6Uv8KwgGt6JHEcMoYUdZaFofUADXzDPmsAWH:Prtt6U9w7IRLjZaKfU4XzjmsA

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

    • WSHRAT

      WSHRAT is a variant of Houdini worm and has vbs and js variants.

    • WSHRAT payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks