General

  • Target

    08de07b701a1c1643ff078609253000e53f9534a123ed03aa1b26ace6fee12e7

  • Size

    2.0MB

  • Sample

    240914-w6wdaayelr

  • MD5

    86e6a8a6a4597cfc25ee49c4e96f3b58

  • SHA1

    70a8a48567497fc431c8d746d3a3e1e01fa65a62

  • SHA256

    08de07b701a1c1643ff078609253000e53f9534a123ed03aa1b26ace6fee12e7

  • SHA512

    aa4d39dea674d86a5a78059a5f40b9bca2b6ffa0c9727a5498cabf0fdded5e06f867479b55b070da9b7662110685c99ffaea739005887cbf35a71fdcb861f4ba

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYV:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yn

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

      08de07b701a1c1643ff078609253000e53f9534a123ed03aa1b26ace6fee12e7

    • Size

      2.0MB

    • MD5

      86e6a8a6a4597cfc25ee49c4e96f3b58

    • SHA1

      70a8a48567497fc431c8d746d3a3e1e01fa65a62

    • SHA256

      08de07b701a1c1643ff078609253000e53f9534a123ed03aa1b26ace6fee12e7

    • SHA512

      aa4d39dea674d86a5a78059a5f40b9bca2b6ffa0c9727a5498cabf0fdded5e06f867479b55b070da9b7662110685c99ffaea739005887cbf35a71fdcb861f4ba

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYV:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yn

    • 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