General

  • Target

    d9c83214623af5c76e585f89161bd623e3f9efc389b9f0987dafe5e75a098c52N

  • Size

    2.0MB

  • Sample

    241009-ynapzasflr

  • MD5

    732ee005431c7c06b67416bfbbc7dd70

  • SHA1

    a303e5e5f4a08dcdb8ce66d18646dc47ae9fc13d

  • SHA256

    d9c83214623af5c76e585f89161bd623e3f9efc389b9f0987dafe5e75a098c52

  • SHA512

    b2deb1eab4ecfda2c6c0191fee7c939847bb7b71a424c26375b1c41bd06ec40b124f7170b55bd9acf62f2f094023fc83f1c8126ef679e628e1cf3f4e60a1a75c

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYV:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YP

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

      d9c83214623af5c76e585f89161bd623e3f9efc389b9f0987dafe5e75a098c52N

    • Size

      2.0MB

    • MD5

      732ee005431c7c06b67416bfbbc7dd70

    • SHA1

      a303e5e5f4a08dcdb8ce66d18646dc47ae9fc13d

    • SHA256

      d9c83214623af5c76e585f89161bd623e3f9efc389b9f0987dafe5e75a098c52

    • SHA512

      b2deb1eab4ecfda2c6c0191fee7c939847bb7b71a424c26375b1c41bd06ec40b124f7170b55bd9acf62f2f094023fc83f1c8126ef679e628e1cf3f4e60a1a75c

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYV: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