General

  • Target

    5d0c9b44d10f00508a26b4356910a1050ab8b3a0ee4303770e63d03676ada835.exe

  • Size

    2.0MB

  • Sample

    250124-ewppbayqf1

  • MD5

    ab18ca55852e0a5244426ffe9b1fbe6d

  • SHA1

    d12de2b372a53fd12864e91b48574297b1ce056c

  • SHA256

    5d0c9b44d10f00508a26b4356910a1050ab8b3a0ee4303770e63d03676ada835

  • SHA512

    deff7854dc391b446cea2ec35bc06a4658e3b4b04f6661a4133b3742e3923f8218b7d759cb86fbc67930885354c3ebb76a06068fd8a8c7f75e6b0a53a2a05a2b

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y/

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

      5d0c9b44d10f00508a26b4356910a1050ab8b3a0ee4303770e63d03676ada835.exe

    • Size

      2.0MB

    • MD5

      ab18ca55852e0a5244426ffe9b1fbe6d

    • SHA1

      d12de2b372a53fd12864e91b48574297b1ce056c

    • SHA256

      5d0c9b44d10f00508a26b4356910a1050ab8b3a0ee4303770e63d03676ada835

    • SHA512

      deff7854dc391b446cea2ec35bc06a4658e3b4b04f6661a4133b3742e3923f8218b7d759cb86fbc67930885354c3ebb76a06068fd8a8c7f75e6b0a53a2a05a2b

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y/

    • 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