General

  • Target

    741d447493913a76e70ad25c4bd47e848f32c9151256409b9fc4a53813a9c25eN.exe

  • Size

    2.0MB

  • Sample

    250108-lbfdgatndw

  • MD5

    a6ebebea6f71733cadfab32e36b02bd0

  • SHA1

    7e6b9a3219d91d6415be69b6f5202aff378edc42

  • SHA256

    741d447493913a76e70ad25c4bd47e848f32c9151256409b9fc4a53813a9c25e

  • SHA512

    90f8f5f77860195ead04a46486d71359f309b2ec4ea6f12a2f02c9b9d0c1004a15702df1262ad9a52f402670a2da1b19d0bc369b3da15ff08b8e245c4beb9823

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYx:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YH

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

      741d447493913a76e70ad25c4bd47e848f32c9151256409b9fc4a53813a9c25eN.exe

    • Size

      2.0MB

    • MD5

      a6ebebea6f71733cadfab32e36b02bd0

    • SHA1

      7e6b9a3219d91d6415be69b6f5202aff378edc42

    • SHA256

      741d447493913a76e70ad25c4bd47e848f32c9151256409b9fc4a53813a9c25e

    • SHA512

      90f8f5f77860195ead04a46486d71359f309b2ec4ea6f12a2f02c9b9d0c1004a15702df1262ad9a52f402670a2da1b19d0bc369b3da15ff08b8e245c4beb9823

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYx:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9YH

    • 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