General

  • Target

    db267859c910c7702f813be24252443af342bdd18be6f3eb1af427ceb0178669N

  • Size

    2.0MB

  • Sample

    240918-wglgsavbmb

  • MD5

    956503d9e8e0233355f09ce1dbce20a0

  • SHA1

    edc6866739438c71e7ceced1ad5459100371d7ce

  • SHA256

    db267859c910c7702f813be24252443af342bdd18be6f3eb1af427ceb0178669

  • SHA512

    ebb3851e4308b6d6513dc5b37fa79bd64f821833bd21d41e06c8b38e95d954c8643fb71cc68c8398c18094358831b5cf09709c10fbc7f93b5842d5ba093fc07c

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY3:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YB

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

      db267859c910c7702f813be24252443af342bdd18be6f3eb1af427ceb0178669N

    • Size

      2.0MB

    • MD5

      956503d9e8e0233355f09ce1dbce20a0

    • SHA1

      edc6866739438c71e7ceced1ad5459100371d7ce

    • SHA256

      db267859c910c7702f813be24252443af342bdd18be6f3eb1af427ceb0178669

    • SHA512

      ebb3851e4308b6d6513dc5b37fa79bd64f821833bd21d41e06c8b38e95d954c8643fb71cc68c8398c18094358831b5cf09709c10fbc7f93b5842d5ba093fc07c

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY3:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YB

    • Azorult

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

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • 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

MITRE ATT&CK Enterprise v15

Tasks