General

  • Target

    630c1e5dc1eba3f298e0296ab71ede80N.exe

  • Size

    2.0MB

  • Sample

    240830-2k9axazene

  • MD5

    630c1e5dc1eba3f298e0296ab71ede80

  • SHA1

    3e4aa4f0111cc295ced8c9d84d79c2ccaf2c2afe

  • SHA256

    1c0a2c6ea9e3cf451c09f529d7df9a2ab3f1c5bd7dec5e9dc4aae539f323bba8

  • SHA512

    51e0f1c47dd61f335366c665490b8887f41a3dedd47b936cbcb1ef40e5a7bbf9aabf36cd937d282a64d692bb11f8f6b59df08ef5a7a4320afb593e5735996728

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYU:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YS

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

      630c1e5dc1eba3f298e0296ab71ede80N.exe

    • Size

      2.0MB

    • MD5

      630c1e5dc1eba3f298e0296ab71ede80

    • SHA1

      3e4aa4f0111cc295ced8c9d84d79c2ccaf2c2afe

    • SHA256

      1c0a2c6ea9e3cf451c09f529d7df9a2ab3f1c5bd7dec5e9dc4aae539f323bba8

    • SHA512

      51e0f1c47dd61f335366c665490b8887f41a3dedd47b936cbcb1ef40e5a7bbf9aabf36cd937d282a64d692bb11f8f6b59df08ef5a7a4320afb593e5735996728

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYU:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YS

    • 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