General

  • Target

    7f2a17039ef040be9fc5bbb63643db5c96a86c66f2f88f0ad2bf3d310074e42c

  • Size

    2.0MB

  • Sample

    240827-3khzdsxaqf

  • MD5

    2aa63d5fbf31675b8d1da4bd56be8acb

  • SHA1

    44d4335e92151f65e9b2e1149e877aa63e5baa69

  • SHA256

    7f2a17039ef040be9fc5bbb63643db5c96a86c66f2f88f0ad2bf3d310074e42c

  • SHA512

    22b996e991e09ad0ffcc033ad35a50503cd40e3563dc387687c42fed8c606bf95f0258ffbd307abd337d2448b1b7a6715002afb2003088e3b9f73273c2f39ba4

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYh:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yn

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

      7f2a17039ef040be9fc5bbb63643db5c96a86c66f2f88f0ad2bf3d310074e42c

    • Size

      2.0MB

    • MD5

      2aa63d5fbf31675b8d1da4bd56be8acb

    • SHA1

      44d4335e92151f65e9b2e1149e877aa63e5baa69

    • SHA256

      7f2a17039ef040be9fc5bbb63643db5c96a86c66f2f88f0ad2bf3d310074e42c

    • SHA512

      22b996e991e09ad0ffcc033ad35a50503cd40e3563dc387687c42fed8c606bf95f0258ffbd307abd337d2448b1b7a6715002afb2003088e3b9f73273c2f39ba4

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYh:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yn

    • 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