General

  • Target

    64f77bc1d83a47a4d97b211bd1642670N.exe

  • Size

    2.0MB

  • Sample

    240719-hafq3axanj

  • MD5

    64f77bc1d83a47a4d97b211bd1642670

  • SHA1

    5f86a16f6b48337e43c52dc016c6d09d8e765700

  • SHA256

    c0da5ae3ff17ee79e37f71f524fd4721b6fd0788323e10f78b3e87beac4ecefa

  • SHA512

    1519e645db4dce0d3fa2986b87929c8475325a99a3deb35e79096cf158685a39f781c82aa3e9891e1d754ccbb23313dbb0744c78b6125313d299009f5048264c

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYe:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yw

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

      64f77bc1d83a47a4d97b211bd1642670N.exe

    • Size

      2.0MB

    • MD5

      64f77bc1d83a47a4d97b211bd1642670

    • SHA1

      5f86a16f6b48337e43c52dc016c6d09d8e765700

    • SHA256

      c0da5ae3ff17ee79e37f71f524fd4721b6fd0788323e10f78b3e87beac4ecefa

    • SHA512

      1519e645db4dce0d3fa2986b87929c8475325a99a3deb35e79096cf158685a39f781c82aa3e9891e1d754ccbb23313dbb0744c78b6125313d299009f5048264c

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYe:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yw

    • 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.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks