General

  • Target

    997e7eb0db00d9cf3b7147f31bc09860N.exe

  • Size

    2.0MB

  • Sample

    240901-v2xvwaxfpe

  • MD5

    997e7eb0db00d9cf3b7147f31bc09860

  • SHA1

    d460e0dd74de6fac3cacd527b40022f89be51c00

  • SHA256

    f36de50dbad73f41dcc58b6f2246227e55b9381ea6d30ecc0622bc446c166a91

  • SHA512

    58040bdee6d100615307e545c29c784f8176b60575b1f3cdb29291bde6ba93c1787f65d74d7cdd53845f620c3eef6ed6aab31ae9ebbbf43845017bfe4192b482

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYk:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yy

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

      997e7eb0db00d9cf3b7147f31bc09860N.exe

    • Size

      2.0MB

    • MD5

      997e7eb0db00d9cf3b7147f31bc09860

    • SHA1

      d460e0dd74de6fac3cacd527b40022f89be51c00

    • SHA256

      f36de50dbad73f41dcc58b6f2246227e55b9381ea6d30ecc0622bc446c166a91

    • SHA512

      58040bdee6d100615307e545c29c784f8176b60575b1f3cdb29291bde6ba93c1787f65d74d7cdd53845f620c3eef6ed6aab31ae9ebbbf43845017bfe4192b482

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYk:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yy

    • 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