General

  • Target

    3c9ebd2e1f1af4ab2cb896c569abe08902184e79c5eda929c0d662207162a4ed.exe

  • Size

    2.0MB

  • Sample

    241217-p5k3la1jep

  • MD5

    3f8d4a67e8e2d15220f4ec2cb0caf28c

  • SHA1

    3fb979356e7978bc1663516e9ef93428635dcba3

  • SHA256

    3c9ebd2e1f1af4ab2cb896c569abe08902184e79c5eda929c0d662207162a4ed

  • SHA512

    5445ee21fe04d9772a3af88f31e5706b45d4c32533a9c230f70f66a2d50c637af6d7a43f96a85be68b786562e509a75ac345be92cc7758332a3987aec61f577d

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYB:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YL

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

      3c9ebd2e1f1af4ab2cb896c569abe08902184e79c5eda929c0d662207162a4ed.exe

    • Size

      2.0MB

    • MD5

      3f8d4a67e8e2d15220f4ec2cb0caf28c

    • SHA1

      3fb979356e7978bc1663516e9ef93428635dcba3

    • SHA256

      3c9ebd2e1f1af4ab2cb896c569abe08902184e79c5eda929c0d662207162a4ed

    • SHA512

      5445ee21fe04d9772a3af88f31e5706b45d4c32533a9c230f70f66a2d50c637af6d7a43f96a85be68b786562e509a75ac345be92cc7758332a3987aec61f577d

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYB:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YL

    • 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