Overview

overview

10

Static

static

3

e2f3b5f98e...e1.exe

windows10-2004-x64

10

e2f3b5f98e...e1.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    e2f3b5f98efe155d198bebeffca6169a33a97f6011b3163b8c473331859848e1.exe
  • Size 889KB
  • Sample260910-m4gyfavyhs
  • SHA256 e2f3b5f98efe155d198bebeffca6169a33a97f6011b3163b8c473331859848e1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
quasarzoy2discoveryexecutionpersistencespywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.3.0.0

Botnet

  • ZOY2

C2

  • cns.grotominpgroup.pl:61541

  • sns.grotominpgroup.pl:61542

Mutex

  • QSR_MUTEX_xiYVk0XJBB1ZLuxU0z

Attributes
  • encryption_key

    SK0VDG4gy6RvLDfhKLgU

  • install_name

    plientmcf.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    startupmcf.exe

  • subdirectory

    CdApp

Targets

    • Target
      e2f3b5f98efe155d198bebeffca6169a33a97f6011b3163b8c473331859848e1.exe
    • Size 889KB
    • SHA256 e2f3b5f98efe155d198bebeffca6169a33a97f6011b3163b8c473331859848e1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    zoy2discoveryexecutionquasarpersistencespywaretrojan

    • Family: Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Looks up external IP address via web service

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

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks