General

  • Target

    f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe

  • Size

    2.0MB

  • Sample

    250124-g6fv9swkap

  • MD5

    f79eefb90995844a704c85e10d6acf80

  • SHA1

    57ae598f7d019def8f4efc16427d97faef61e64f

  • SHA256

    f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aa

  • SHA512

    ce4b0f21c969d06c5181c1a102c95520f5234e88751d2fa376e70210da371cc75b3039774d378018cfbbc9863b1ea5e7c9aa5e5d7eeabbe1288f163088f3ccec

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYh:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yj

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

      f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aaN.exe

    • Size

      2.0MB

    • MD5

      f79eefb90995844a704c85e10d6acf80

    • SHA1

      57ae598f7d019def8f4efc16427d97faef61e64f

    • SHA256

      f71ff5c20bc5151ac0df6b84e655660a7f9ed8de0729c526827c599bd9f649aa

    • SHA512

      ce4b0f21c969d06c5181c1a102c95520f5234e88751d2fa376e70210da371cc75b3039774d378018cfbbc9863b1ea5e7c9aa5e5d7eeabbe1288f163088f3ccec

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYh:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yj

    • 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