General

  • Target

    1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe

  • Size

    2.0MB

  • Sample

    241231-28h4maxjcr

  • MD5

    368367c9fda07bce518963781ab5fdbb

  • SHA1

    5dbda8bb91d4427416ec82239393dc8bcc370d18

  • SHA256

    1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845

  • SHA512

    c7ba937b818f3da5bac2b86f522b47fbb03523b3b33017c6f62773b2a132d6c16ead9cbcfa81e22232741ae8c9257abdd9f23324eb1f33a7a7da24c082b3463b

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYu:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YA

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

      1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845.exe

    • Size

      2.0MB

    • MD5

      368367c9fda07bce518963781ab5fdbb

    • SHA1

      5dbda8bb91d4427416ec82239393dc8bcc370d18

    • SHA256

      1c99bd69642429ca6230342597ecdc948eabb55357b5e07674823b0fb363c845

    • SHA512

      c7ba937b818f3da5bac2b86f522b47fbb03523b3b33017c6f62773b2a132d6c16ead9cbcfa81e22232741ae8c9257abdd9f23324eb1f33a7a7da24c082b3463b

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYu:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YA

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Azorult family

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

    • Quasar family

    • 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