General

  • Target

    0c37f6ebb5c938d6d675d41f3dd68c950a454067c1dcb6c18725c030c2da2e1aN.exe

  • Size

    2.0MB

  • Sample

    241202-3tj8tayph1

  • MD5

    d749b2164372cb0aa4aafce443c60f30

  • SHA1

    eb4a1a3806b7e1e46054f90856fd0449a9c4a366

  • SHA256

    0c37f6ebb5c938d6d675d41f3dd68c950a454067c1dcb6c18725c030c2da2e1a

  • SHA512

    c931c7dfa2827efcac48cacd41aa6b5c5fface958d430e0734e23e2e47cb984ccd1213ede08f35aafe097c13e8c8ffbc7a32c9b4035c206ffeaa2e618c44b061

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yv

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

      0c37f6ebb5c938d6d675d41f3dd68c950a454067c1dcb6c18725c030c2da2e1aN.exe

    • Size

      2.0MB

    • MD5

      d749b2164372cb0aa4aafce443c60f30

    • SHA1

      eb4a1a3806b7e1e46054f90856fd0449a9c4a366

    • SHA256

      0c37f6ebb5c938d6d675d41f3dd68c950a454067c1dcb6c18725c030c2da2e1a

    • SHA512

      c931c7dfa2827efcac48cacd41aa6b5c5fface958d430e0734e23e2e47cb984ccd1213ede08f35aafe097c13e8c8ffbc7a32c9b4035c206ffeaa2e618c44b061

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKY9:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yv

    • 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