General

  • Target

    98ace9f94c3c7319003cf5bf4dd93480N.exe

  • Size

    2.0MB

  • Sample

    240909-n3b68syend

  • MD5

    98ace9f94c3c7319003cf5bf4dd93480

  • SHA1

    45dc5e6152f95f6ae17028ece647ede0dbd7cead

  • SHA256

    9c0576b27ea39081f9e433870a8b276e4b6e79be1ac1a9534b0d2c5e10996af3

  • SHA512

    b5e0889cfbba00ef468e5fbd33b5344dbbfb21f05c0de0e8131df1e77b76def3a551ab5295a3a6773a085b9984afdaca2b69b361f93e93b23acb09c207ad531c

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY1:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yj

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

      98ace9f94c3c7319003cf5bf4dd93480N.exe

    • Size

      2.0MB

    • MD5

      98ace9f94c3c7319003cf5bf4dd93480

    • SHA1

      45dc5e6152f95f6ae17028ece647ede0dbd7cead

    • SHA256

      9c0576b27ea39081f9e433870a8b276e4b6e79be1ac1a9534b0d2c5e10996af3

    • SHA512

      b5e0889cfbba00ef468e5fbd33b5344dbbfb21f05c0de0e8131df1e77b76def3a551ab5295a3a6773a085b9984afdaca2b69b361f93e93b23acb09c207ad531c

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY1:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yj

    • 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