General

  • Target

    a56606365d303a4336b6311b99b02bc0N

  • Size

    2.0MB

  • Sample

    240829-d3j7qstcrl

  • MD5

    a56606365d303a4336b6311b99b02bc0

  • SHA1

    d089b087c9b3f76c97c063dfe2ba8254de1ab182

  • SHA256

    ecb461309cbbaa643f4c19ebea02effb5c99600c10862cf8695063133f98091b

  • SHA512

    c1fcb50a9856b20cdebf1c96b5539a6bfaeb6d7ad02dfd4c5ee039b3e6fde947203727b996569d8edee7bb3bcd9971d3f4d2f56b432bf2b4cc0953b566901e95

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYi:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y0

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

      a56606365d303a4336b6311b99b02bc0N

    • Size

      2.0MB

    • MD5

      a56606365d303a4336b6311b99b02bc0

    • SHA1

      d089b087c9b3f76c97c063dfe2ba8254de1ab182

    • SHA256

      ecb461309cbbaa643f4c19ebea02effb5c99600c10862cf8695063133f98091b

    • SHA512

      c1fcb50a9856b20cdebf1c96b5539a6bfaeb6d7ad02dfd4c5ee039b3e6fde947203727b996569d8edee7bb3bcd9971d3f4d2f56b432bf2b4cc0953b566901e95

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYi:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y0

    • 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