General

  • Target

    4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0

  • Size

    2.0MB

  • Sample

    241107-2tf1qayqav

  • MD5

    8edce36c57a299022131f82ef1f41c2b

  • SHA1

    2f06abb6f036468307463a5df702d9d918b9adaa

  • SHA256

    4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0

  • SHA512

    8a3de5990501e84ec62d46dddafec11187d4cb679ae57b14178823744acb5dd413c8c4e1c5944ec61702dfd28a3c8af94096bbf6bd4a6dc1239e8f05bebc1af7

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYr:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yd

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

      4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0

    • Size

      2.0MB

    • MD5

      8edce36c57a299022131f82ef1f41c2b

    • SHA1

      2f06abb6f036468307463a5df702d9d918b9adaa

    • SHA256

      4e736df4c2f1f5403f0e37a54f7e67f22bf5119f074a28a537e3dc19270eeef0

    • SHA512

      8a3de5990501e84ec62d46dddafec11187d4cb679ae57b14178823744acb5dd413c8c4e1c5944ec61702dfd28a3c8af94096bbf6bd4a6dc1239e8f05bebc1af7

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYr:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yd

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks