General

  • Target

    5d1108ce07e9c718c9c94fb9dcfe8b90N.exe

  • Size

    2.0MB

  • Sample

    240720-haz5pszglq

  • MD5

    5d1108ce07e9c718c9c94fb9dcfe8b90

  • SHA1

    3d4ea63e796bd4e19cc0e9199203918315458ba5

  • SHA256

    d521e825d8fff8f38781c50889a4ac1edb99ee78559d06c1b1f68656adbbecae

  • SHA512

    b582b1341f12550ffa43c78d9e49bb0762ef6b73b72ed251be03ba50896938f684e362119459fb704a6fb5b05bfbaa0abd7a42d8620a12eade5236946401ed31

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYs:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yq

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

      5d1108ce07e9c718c9c94fb9dcfe8b90N.exe

    • Size

      2.0MB

    • MD5

      5d1108ce07e9c718c9c94fb9dcfe8b90

    • SHA1

      3d4ea63e796bd4e19cc0e9199203918315458ba5

    • SHA256

      d521e825d8fff8f38781c50889a4ac1edb99ee78559d06c1b1f68656adbbecae

    • SHA512

      b582b1341f12550ffa43c78d9e49bb0762ef6b73b72ed251be03ba50896938f684e362119459fb704a6fb5b05bfbaa0abd7a42d8620a12eade5236946401ed31

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYs:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yq

    • 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