General

  • Target

    dttcodexgigas.f498f77ee

  • Size

    2.0MB

  • Sample

    240917-mh1hnayarr

  • MD5

    77efa5be74c9b2bb296a78610131bac1

  • SHA1

    f498f77ee46bee9565ac5706e3b8da5dedd3e5ef

  • SHA256

    43ed13d26dcd5c680e6b5a9ec646113dc52ba11bb33d91e3162169e9168437bb

  • SHA512

    7f4f7966b88921eb373b7ce634fb21853ef2d11b5cb4ae4ff1bc28d115a8ae742f826fc5da5c72182626d7cf9cfea00de740f7da94277bcad285ee44d20f6137

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYY: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

      dttcodexgigas.f498f77ee

    • Size

      2.0MB

    • MD5

      77efa5be74c9b2bb296a78610131bac1

    • SHA1

      f498f77ee46bee9565ac5706e3b8da5dedd3e5ef

    • SHA256

      43ed13d26dcd5c680e6b5a9ec646113dc52ba11bb33d91e3162169e9168437bb

    • SHA512

      7f4f7966b88921eb373b7ce634fb21853ef2d11b5cb4ae4ff1bc28d115a8ae742f826fc5da5c72182626d7cf9cfea00de740f7da94277bcad285ee44d20f6137

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYY:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y+

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks