General

  • Target

    330c49295aca08bf84ef1191fce82c3e06d855e35e0ef03d94f03bb5e4ac7832

  • Size

    2.0MB

  • Sample

    240908-zaz85swerh

  • MD5

    81a4877b0877afdc2aa98f40b99902f3

  • SHA1

    709a67ef7918d64a887a645c2b6676e7ec982d3d

  • SHA256

    330c49295aca08bf84ef1191fce82c3e06d855e35e0ef03d94f03bb5e4ac7832

  • SHA512

    124cb257325c9727c46d788af0ab008a1ac34e2a0152a1cab4417b88ea967159888fafcb61c9e18909725a20cad5758906f826006850232917f2594448cc9547

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYh:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YT

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

      330c49295aca08bf84ef1191fce82c3e06d855e35e0ef03d94f03bb5e4ac7832

    • Size

      2.0MB

    • MD5

      81a4877b0877afdc2aa98f40b99902f3

    • SHA1

      709a67ef7918d64a887a645c2b6676e7ec982d3d

    • SHA256

      330c49295aca08bf84ef1191fce82c3e06d855e35e0ef03d94f03bb5e4ac7832

    • SHA512

      124cb257325c9727c46d788af0ab008a1ac34e2a0152a1cab4417b88ea967159888fafcb61c9e18909725a20cad5758906f826006850232917f2594448cc9547

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYh:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YT

    • 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