General

  • Target

    5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N

  • Size

    2.0MB

  • Sample

    241020-sp6k5sxamn

  • MD5

    7f6882479e1eaf56f07e8bc9f62b7be0

  • SHA1

    b937afa72d7bbde1ef1d5095e46d8383713e195f

  • SHA256

    5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281

  • SHA512

    6ffe2f9b9dddccb1a4fe85e25c8134d550e1a3053cc3473f829a47a06d2e1f0edf57d1d4ebf0d1668599126856667001af6b8d100656024d8a26fc217d6a17fe

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYS:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y8

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

      5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281N

    • Size

      2.0MB

    • MD5

      7f6882479e1eaf56f07e8bc9f62b7be0

    • SHA1

      b937afa72d7bbde1ef1d5095e46d8383713e195f

    • SHA256

      5665cf05be114932fb20c7a9dbeaa46f68e689f1f76cf1d03ddcc4e1ca09d281

    • SHA512

      6ffe2f9b9dddccb1a4fe85e25c8134d550e1a3053cc3473f829a47a06d2e1f0edf57d1d4ebf0d1668599126856667001af6b8d100656024d8a26fc217d6a17fe

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYS:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Y8

    • 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