General

  • Target

    5f66861b9dbb28ac8ac2ffea9d2712cb722bc213df2f2b26080b84f7e0b99475.exe

  • Size

    2.0MB

  • Sample

    250116-m9v29axmfz

  • MD5

    11f55f9ee5e486b1a56bf4e3cd1fe25f

  • SHA1

    626ee2b115753567fa46252f96b814ea7fc8b771

  • SHA256

    5f66861b9dbb28ac8ac2ffea9d2712cb722bc213df2f2b26080b84f7e0b99475

  • SHA512

    bc467c5b7ec0b9423fd339e97b3e4f628c78ec38406fb37718b8a862942754922a347acddc5e0564a21f850a2dc6154f2c6d5826250ae17e4283cb5ad576fd06

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YL

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

      5f66861b9dbb28ac8ac2ffea9d2712cb722bc213df2f2b26080b84f7e0b99475.exe

    • Size

      2.0MB

    • MD5

      11f55f9ee5e486b1a56bf4e3cd1fe25f

    • SHA1

      626ee2b115753567fa46252f96b814ea7fc8b771

    • SHA256

      5f66861b9dbb28ac8ac2ffea9d2712cb722bc213df2f2b26080b84f7e0b99475

    • SHA512

      bc467c5b7ec0b9423fd339e97b3e4f628c78ec38406fb37718b8a862942754922a347acddc5e0564a21f850a2dc6154f2c6d5826250ae17e4283cb5ad576fd06

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YL

    • 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.

    • 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