General

  • Target

    b155c7b30d72b1d8bfa227915084959b21ad027dd9de6b3d0bfac0bd8d22a199.exe

  • Size

    2.0MB

  • Sample

    250117-f59lhstlay

  • MD5

    8d3c3ace1aa240de51c18c96dd3550cd

  • SHA1

    183a61f222d32d3c63135380d189a872e39bc1c9

  • SHA256

    b155c7b30d72b1d8bfa227915084959b21ad027dd9de6b3d0bfac0bd8d22a199

  • SHA512

    2cd191e4157147cddecae6ca0519aa06dda411d066cfc59e731b44d296f42ec61b1c1c4e98effabd0ceb6a50bf06021a917c6ab89ff0976b550deec4a1227119

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYi:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YU

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

      b155c7b30d72b1d8bfa227915084959b21ad027dd9de6b3d0bfac0bd8d22a199.exe

    • Size

      2.0MB

    • MD5

      8d3c3ace1aa240de51c18c96dd3550cd

    • SHA1

      183a61f222d32d3c63135380d189a872e39bc1c9

    • SHA256

      b155c7b30d72b1d8bfa227915084959b21ad027dd9de6b3d0bfac0bd8d22a199

    • SHA512

      2cd191e4157147cddecae6ca0519aa06dda411d066cfc59e731b44d296f42ec61b1c1c4e98effabd0ceb6a50bf06021a917c6ab89ff0976b550deec4a1227119

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYi:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YU

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks