General

  • Target

    950c8b041fc05111e24c18c25ff7d8d0a79034ce0e22857be44ae8ee12625d89.exe

  • Size

    2.0MB

  • Sample

    241201-xwpnestmfn

  • MD5

    bd2ffe58dc96d5800a2a5994786074d3

  • SHA1

    e73cf25e648d7e3adbe1e997c01d9aacac48d78c

  • SHA256

    950c8b041fc05111e24c18c25ff7d8d0a79034ce0e22857be44ae8ee12625d89

  • SHA512

    f0b82155cce0ec834e3b05784f83d46fe69a6265e3e696f2726f231df9d71e703e4e4319d8ab5310916d63482d789d085c8fa7eb06f56cafccde9ab697b636f8

  • SSDEEP

    24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYp:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf

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

      950c8b041fc05111e24c18c25ff7d8d0a79034ce0e22857be44ae8ee12625d89.exe

    • Size

      2.0MB

    • MD5

      bd2ffe58dc96d5800a2a5994786074d3

    • SHA1

      e73cf25e648d7e3adbe1e997c01d9aacac48d78c

    • SHA256

      950c8b041fc05111e24c18c25ff7d8d0a79034ce0e22857be44ae8ee12625d89

    • SHA512

      f0b82155cce0ec834e3b05784f83d46fe69a6265e3e696f2726f231df9d71e703e4e4319d8ab5310916d63482d789d085c8fa7eb06f56cafccde9ab697b636f8

    • SSDEEP

      24576:su6J33O0c+JY5UZ+XC0kGso6FaI1IXgM6YmenKKSUlmDaGJTA4Pqa6jUvOkQwKYp:2u0c++OCvkGs9Fap5aLKLkDl+dUvO9Yf

    • 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.

    • 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