General

  • Target

    c303ca26151ab5ef528990783b016cc0N

  • Size

    2.0MB

  • Sample

    240908-pzd24aygle

  • MD5

    c303ca26151ab5ef528990783b016cc0

  • SHA1

    03b29b6736727a6ceac2d5315ac2dd248eda0614

  • SHA256

    ac8b9af12fb069ea4c7ec526f3f978998768a25d73a536c887cdc56778214d6a

  • SHA512

    c555ae6a18300e05909a8c66fe169d1c7aede9a0616f6af7601140c1b5c7ce9b5c428453208cbee2a1addd66119d8a560f3db618e6df0a768af28ad4a4cc6d69

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYq:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ys

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

      c303ca26151ab5ef528990783b016cc0N

    • Size

      2.0MB

    • MD5

      c303ca26151ab5ef528990783b016cc0

    • SHA1

      03b29b6736727a6ceac2d5315ac2dd248eda0614

    • SHA256

      ac8b9af12fb069ea4c7ec526f3f978998768a25d73a536c887cdc56778214d6a

    • SHA512

      c555ae6a18300e05909a8c66fe169d1c7aede9a0616f6af7601140c1b5c7ce9b5c428453208cbee2a1addd66119d8a560f3db618e6df0a768af28ad4a4cc6d69

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYq:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Ys

    • 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