General

  • Target

    e7c7e4d48a5cc18255ce82e3b3056a10N.exe

  • Size

    2.0MB

  • Sample

    240715-q5k82awerf

  • MD5

    e7c7e4d48a5cc18255ce82e3b3056a10

  • SHA1

    a29cb7c25cd6a346255236d2e7943fea864eb6f0

  • SHA256

    9b3e00595f1309396115c19014442f3c89756eb2f8be74a1a1fca73933ac6435

  • SHA512

    e378acd1cca0d841f084bb276b8f2734d33412e382bede0a74b06b0abc8011f0339865dc4cbb7fd39b866f58cefaa07b415382bdc168a1f0ca61bbabca7a9b82

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YE

Malware Config

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

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

Targets

    • Target

      e7c7e4d48a5cc18255ce82e3b3056a10N.exe

    • Size

      2.0MB

    • MD5

      e7c7e4d48a5cc18255ce82e3b3056a10

    • SHA1

      a29cb7c25cd6a346255236d2e7943fea864eb6f0

    • SHA256

      9b3e00595f1309396115c19014442f3c89756eb2f8be74a1a1fca73933ac6435

    • SHA512

      e378acd1cca0d841f084bb276b8f2734d33412e382bede0a74b06b0abc8011f0339865dc4cbb7fd39b866f58cefaa07b415382bdc168a1f0ca61bbabca7a9b82

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YE

    • 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