General

  • Target

    85d23222e9042184e341ffbc90bd3909a4551331cc5fb02da1db37c7e98e7ac7

  • Size

    2.0MB

  • Sample

    240724-3tzy9sxfra

  • MD5

    25e263626ad1a0726f6690ba1cbe4062

  • SHA1

    1beb75e2172b35d43ad73e742a93ca57e7270cb2

  • SHA256

    85d23222e9042184e341ffbc90bd3909a4551331cc5fb02da1db37c7e98e7ac7

  • SHA512

    369906b901856337d3b3cbc72c0852d280e0c2c542c889fbb2086befeb86c98f16161f529c25cccc5d03485bedd47c80897b748dd712ef6a8577c15084eb9180

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYg:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YO

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

      85d23222e9042184e341ffbc90bd3909a4551331cc5fb02da1db37c7e98e7ac7

    • Size

      2.0MB

    • MD5

      25e263626ad1a0726f6690ba1cbe4062

    • SHA1

      1beb75e2172b35d43ad73e742a93ca57e7270cb2

    • SHA256

      85d23222e9042184e341ffbc90bd3909a4551331cc5fb02da1db37c7e98e7ac7

    • SHA512

      369906b901856337d3b3cbc72c0852d280e0c2c542c889fbb2086befeb86c98f16161f529c25cccc5d03485bedd47c80897b748dd712ef6a8577c15084eb9180

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYg:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YO

    • 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