General

  • Target

    6959a9e67a689b0594edcc00574395e2595f270faf3f8987cbef4d96f50cc7f8

  • Size

    2.0MB

  • Sample

    240725-2ktv8asdqh

  • MD5

    9917d8f484408ac3887da9a322efe21a

  • SHA1

    bb132243977bbc2c4f64539b81cd880eaa088a89

  • SHA256

    6959a9e67a689b0594edcc00574395e2595f270faf3f8987cbef4d96f50cc7f8

  • SHA512

    2f25eb613b498b0ae06d86581bb8437bef720e41b26d5acd4c44f15e15affa4d80a46131fc26230c9eefc5eddb121bc5dc5a030d63387db2902e47ab636c535e

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYT:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yh

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

      6959a9e67a689b0594edcc00574395e2595f270faf3f8987cbef4d96f50cc7f8

    • Size

      2.0MB

    • MD5

      9917d8f484408ac3887da9a322efe21a

    • SHA1

      bb132243977bbc2c4f64539b81cd880eaa088a89

    • SHA256

      6959a9e67a689b0594edcc00574395e2595f270faf3f8987cbef4d96f50cc7f8

    • SHA512

      2f25eb613b498b0ae06d86581bb8437bef720e41b26d5acd4c44f15e15affa4d80a46131fc26230c9eefc5eddb121bc5dc5a030d63387db2902e47ab636c535e

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYT:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yh

    • 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