General

  • Target

    748235335c3f431f8e3b9b70ad5ba1df9f4cd832d3b54a4dd894bede41a75a23N

  • Size

    2.0MB

  • Sample

    241017-bbhhqawhnl

  • MD5

    30978c8172cb2659669a40bff5dadcc0

  • SHA1

    7044e339bffde059ac0cd83b9ebd58564d2cdf42

  • SHA256

    748235335c3f431f8e3b9b70ad5ba1df9f4cd832d3b54a4dd894bede41a75a23

  • SHA512

    156749b50d5a34a1fc72034b691571b8395a2a65b4d6d75f0e84e3347fd7efcb1fbbf96371eaa2363c986700a77984b253e71a9e8d18e186d0fdcb31361bd062

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY6:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YI

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

      748235335c3f431f8e3b9b70ad5ba1df9f4cd832d3b54a4dd894bede41a75a23N

    • Size

      2.0MB

    • MD5

      30978c8172cb2659669a40bff5dadcc0

    • SHA1

      7044e339bffde059ac0cd83b9ebd58564d2cdf42

    • SHA256

      748235335c3f431f8e3b9b70ad5ba1df9f4cd832d3b54a4dd894bede41a75a23

    • SHA512

      156749b50d5a34a1fc72034b691571b8395a2a65b4d6d75f0e84e3347fd7efcb1fbbf96371eaa2363c986700a77984b253e71a9e8d18e186d0fdcb31361bd062

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY6:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YI

    • 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