General

  • Target

    LisectAVT_2403002C_1.exe

  • Size

    2.0MB

  • Sample

    240725-b36pmatdpe

  • MD5

    3033d164767ec699060e7a437da7e85c

  • SHA1

    e0d86c8c42d4d1225eee24dde5a1448b02707129

  • SHA256

    c332f4d57dabe228b40ae4a6003b31647cb9241658b79f681680ff5f89d68be1

  • SHA512

    e8468d885040bb69919a1110a60ab67624028ea5c36de7b9d0baec6a078530dce65ac56a4e442a355a38bb2f73f6cf92e0a38485d16e50ba4e10fc6487a0a6ea

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYt:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YP

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

      LisectAVT_2403002C_1.exe

    • Size

      2.0MB

    • MD5

      3033d164767ec699060e7a437da7e85c

    • SHA1

      e0d86c8c42d4d1225eee24dde5a1448b02707129

    • SHA256

      c332f4d57dabe228b40ae4a6003b31647cb9241658b79f681680ff5f89d68be1

    • SHA512

      e8468d885040bb69919a1110a60ab67624028ea5c36de7b9d0baec6a078530dce65ac56a4e442a355a38bb2f73f6cf92e0a38485d16e50ba4e10fc6487a0a6ea

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYt:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YP

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks