General

  • Target

    829c777001de1d44411864cb0c21ce0e

  • Size

    2.0MB

  • Sample

    240918-axsedatdql

  • MD5

    829c777001de1d44411864cb0c21ce0e

  • SHA1

    174bee34cb582790c829df66c6880badd7f0d650

  • SHA256

    07132c3eccb3207c8735ca67f1078e18bad1f62d3e881b58fda07c1766ceb78d

  • SHA512

    671e857bb1320eedf9cd86f8aa1ae58e91d835a75c615376603d4e226b5414fc7e522b40ce76847a3c9cad697adabf44a8a090028c6878a35685c151e8f22ed8

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYY:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ym

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

      829c777001de1d44411864cb0c21ce0e

    • Size

      2.0MB

    • MD5

      829c777001de1d44411864cb0c21ce0e

    • SHA1

      174bee34cb582790c829df66c6880badd7f0d650

    • SHA256

      07132c3eccb3207c8735ca67f1078e18bad1f62d3e881b58fda07c1766ceb78d

    • SHA512

      671e857bb1320eedf9cd86f8aa1ae58e91d835a75c615376603d4e226b5414fc7e522b40ce76847a3c9cad697adabf44a8a090028c6878a35685c151e8f22ed8

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYY: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.

    • 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