General

  • Target
    1e92c5d7ad812ca338b0e85bf1decfa613ecb31376cf21888d45f474a06921af.exe
  • Size 840KB
  • Sample260205-tea7xscv6c
  • SHA256 1e92c5d7ad812ca338b0e85bf1decfa613ecb31376cf21888d45f474a06921af
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • xworm

C2
  • rency.ydns.eu:59013

  • wqo9.firewall-gateway.de:59013

  • code1.ydns.eu:59013

Attributes
  • Install_directory

    %AppData%

  • install_file

    \WindowsSecurity\WindowsDefender.exe

Extracted

Family
  • phantom_stealer

Version
  • v3.5.0

Credentials
Mutex
  • EUK1C06YBPEYM8DIROSB

Attributes
  • anti_analysis

    0

  • cb_enables_ssl

    0

  • debug

    0

  • keylogger

    0

  • start_delay

    0

  • startup

    1

Targets

    • Target
      1e92c5d7ad812ca338b0e85bf1decfa613ecb31376cf21888d45f474a06921af.exe
    • Size 840KB
    • SHA256 1e92c5d7ad812ca338b0e85bf1decfa613ecb31376cf21888d45f474a06921af
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detect Xworm Payload

    • Detects PhantomStealer payload

    • PhantomStealer

      Phantom Stealer is a stealer written in C#, forked from the Stealerium family.

    • Phantom_stealer family

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • .NET Reactor proctector

      Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v16

Tasks