General

  • Target

    cd2fbad7de3454ead5efd638a3d42799665c7b3ec2a818f9aea661f96a6b27b2

  • Size

    2.0MB

  • Sample

    250128-dyjemsvrgy

  • MD5

    37ec6a58666f4198cec32690f5efd70b

  • SHA1

    d91b490f7030bb64b7950dbf2a761ea49b301458

  • SHA256

    cd2fbad7de3454ead5efd638a3d42799665c7b3ec2a818f9aea661f96a6b27b2

  • SHA512

    40c304613abe69fef1668e629dbc8e5432ecb830fcd30254947a595bde0d2c004ee7e745e594eb3e6f0e88acd1daf68390ffab981d096346ed64349b75bd3391

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YL

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

      cd2fbad7de3454ead5efd638a3d42799665c7b3ec2a818f9aea661f96a6b27b2

    • Size

      2.0MB

    • MD5

      37ec6a58666f4198cec32690f5efd70b

    • SHA1

      d91b490f7030bb64b7950dbf2a761ea49b301458

    • SHA256

      cd2fbad7de3454ead5efd638a3d42799665c7b3ec2a818f9aea661f96a6b27b2

    • SHA512

      40c304613abe69fef1668e629dbc8e5432ecb830fcd30254947a595bde0d2c004ee7e745e594eb3e6f0e88acd1daf68390ffab981d096346ed64349b75bd3391

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YL

    • Azorult

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

    • Azorult family

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • 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.

    • Maps connected drives based on registry

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks