General

  • Target

    4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe

  • Size

    2.0MB

  • Sample

    241202-1l4w5szpgm

  • MD5

    23c3754d9565df6ad592ce8a89442068

  • SHA1

    a734c9571929a7153cf543b130626ff9a65d7b95

  • SHA256

    4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b

  • SHA512

    6bb9bd7795ba1ae282544e60109f093a96754a8c6c8ae777ba71001f51b7ecb42385ee7a1145329abd1b625e705ce8548cd237c7a15882c3e612ed941886a4fb

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf

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

      4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b.exe

    • Size

      2.0MB

    • MD5

      23c3754d9565df6ad592ce8a89442068

    • SHA1

      a734c9571929a7153cf543b130626ff9a65d7b95

    • SHA256

      4f10043fab91da7644be1100ada2093b7bdbdd1cd1ce8ab9b6121c2493347e2b

    • SHA512

      6bb9bd7795ba1ae282544e60109f093a96754a8c6c8ae777ba71001f51b7ecb42385ee7a1145329abd1b625e705ce8548cd237c7a15882c3e612ed941886a4fb

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf

    • 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