General

  • Target

    NEAS.0a65e88d8ac5d6a9d718703963ab0180.exe

  • Size

    2.0MB

  • Sample

    231110-3lbayabb57

  • MD5

    0a65e88d8ac5d6a9d718703963ab0180

  • SHA1

    4bb05b85b2b7869f8920708809f381e6ac14bbbd

  • SHA256

    ee243488f82668e8ee37055eaedc72240d10f5ce9b1c0e064104c3d3e3d7961a

  • SHA512

    8398838a15fec4dd3dea669fa3e9a3c2a0ed232327d6b3273a9e7cff381d3a12a90156913a06f56a0fd86bf6e5f3814ed815f9f4c868df2561aab5cf6316c4a3

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYd: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

      NEAS.0a65e88d8ac5d6a9d718703963ab0180.exe

    • Size

      2.0MB

    • MD5

      0a65e88d8ac5d6a9d718703963ab0180

    • SHA1

      4bb05b85b2b7869f8920708809f381e6ac14bbbd

    • SHA256

      ee243488f82668e8ee37055eaedc72240d10f5ce9b1c0e064104c3d3e3d7961a

    • SHA512

      8398838a15fec4dd3dea669fa3e9a3c2a0ed232327d6b3273a9e7cff381d3a12a90156913a06f56a0fd86bf6e5f3814ed815f9f4c868df2561aab5cf6316c4a3

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYd: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.

    • 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