General

  • Target

    5ac09948fd5c5b956bae13a3f3bdd690N

  • Size

    2.0MB

  • Sample

    240914-t9f2navcjc

  • MD5

    5ac09948fd5c5b956bae13a3f3bdd690

  • SHA1

    53086ff08d6a12b48d348af7efd7c05d87ffedfc

  • SHA256

    cbb7413813ba6713fc39d1f8f1657b6ca85b4cd930f2751b9f37631855c6ce09

  • SHA512

    06d1846d3634d825586156576e3d554eaeac08b0f8a319a553fc7b300fbd9d89836f1979e28fe83a3114887af963119a6682c00831d98e5035eb25e5e0990dce

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YM

Malware Config

Extracted

Family

azorult

C2

http://0x21.in:8000/_az/

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

Targets

    • Target

      5ac09948fd5c5b956bae13a3f3bdd690N

    • Size

      2.0MB

    • MD5

      5ac09948fd5c5b956bae13a3f3bdd690

    • SHA1

      53086ff08d6a12b48d348af7efd7c05d87ffedfc

    • SHA256

      cbb7413813ba6713fc39d1f8f1657b6ca85b4cd930f2751b9f37631855c6ce09

    • SHA512

      06d1846d3634d825586156576e3d554eaeac08b0f8a319a553fc7b300fbd9d89836f1979e28fe83a3114887af963119a6682c00831d98e5035eb25e5e0990dce

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYa:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YM

    • 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