General

  • Target
    HermesAgent_x64.exe
  • Size 115.7MB
  • Sample260411-d5rdtsgs9p
  • SHA256 8f1c680ac14bb39e7b85be039cc0adbef0f30ea1ed7878a598ae854255a047bd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • vidar

Version
  • 1.1

Botnet
  • 5bd5c60d396f8c71a902e5b08503f7f7

C2
  • https://telegram.me/nwwfh8

  • https://steamcommunity.com/profiles/76561198719385745

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:140.0) Gecko/20100101 Firefox/140.0

Extracted

Family
  • vidar

Version
  • 18.7

Botnet
  • afb18deb77158b95e9f060abcbf33633

C2
  • https://telegram.me/g1n3sss

  • https://steamcommunity.com/profiles/76561198721263282

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:151.0) Gecko/20100101 Firefox/151.0

Extracted

Family
  • ghostsocks

C2
  • https://147.45.197.92:443

  • https://94.228.161.88:443

Targets

    • Target
      HermesAgent_x64.exe
    • Size 115.7MB
    • SHA256 8f1c680ac14bb39e7b85be039cc0adbef0f30ea1ed7878a598ae854255a047bd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Vidar Stealer

    • GhostSocks

      GhostSocks is a proxy malware written in Golang.

    • Ghostsocks family

    • Modifies WinLogon for persistence

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Vidar family

    • Modifies Windows Firewall

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

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

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

MITRE ATT&CK Enterprise v16

Tasks