Overview

overview

10

Static

static

10

a888dcb3da...0b.exe

windows7-x64

10

a888dcb3da...0b.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    a888dcb3da5dd6fbdc2d51187975ec62696938d9a2e84f0b927e5840a522cc0b
  • Size 2.0MB
  • Sample240815-csrcmavdkq
  • SHA256 a888dcb3da5dd6fbdc2d51187975ec62696938d9a2e84f0b927e5840a522cc0b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
azorultquasarebayprofilesdiscoveryinfostealerspywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.3.0.0

Botnet

  • EbayProfiles

C2

  • 5.8.88.191:443

  • sockartek.icu:443

Mutex

  • QSR_MUTEX_0kBRNrRz5TDLEQouI0

Attributes
  • encryption_key

    MWhG6wsClMX8aJM2CVXT

  • install_name

    winsock.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    win defender run

  • subdirectory

    SubDir

Extracted

Family

  • azorult

C2

  • http://0x21.in:8000/_az/

Targets

    • Target
      a888dcb3da5dd6fbdc2d51187975ec62696938d9a2e84f0b927e5840a522cc0b
    • Size 2.0MB
    • SHA256 a888dcb3da5dd6fbdc2d51187975ec62696938d9a2e84f0b927e5840a522cc0b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    azorultquasarebayprofilesdiscoveryinfostealerspywaretrojan

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

      trojaninfostealerazorult

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks