General

  • Target

    67bbc1928d17c5120b2ca7de1ee3b6b0N

  • Size

    2.0MB

  • Sample

    240910-e5va6aycre

  • MD5

    67bbc1928d17c5120b2ca7de1ee3b6b0

  • SHA1

    c64849f1a4b3fa9d110feab75929e8b43df297d3

  • SHA256

    5ce98a267550b2a6227179bbd80533ffb61a5b049eac2ea8f5a54ded8d102f8a

  • SHA512

    31993a97a1db3c2e1df350b71f2fcaeed2e80345fdc39dd15727101804234c8e491daf56e1666f5786eda03489bf2d844ac7ddee31a1b31a5efe760b06a7bd65

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYO:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yg

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

      67bbc1928d17c5120b2ca7de1ee3b6b0N

    • Size

      2.0MB

    • MD5

      67bbc1928d17c5120b2ca7de1ee3b6b0

    • SHA1

      c64849f1a4b3fa9d110feab75929e8b43df297d3

    • SHA256

      5ce98a267550b2a6227179bbd80533ffb61a5b049eac2ea8f5a54ded8d102f8a

    • SHA512

      31993a97a1db3c2e1df350b71f2fcaeed2e80345fdc39dd15727101804234c8e491daf56e1666f5786eda03489bf2d844ac7ddee31a1b31a5efe760b06a7bd65

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYO:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yg

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks