Overview

overview

10

Static

static

3

61d8551b55...13.exe

windows7-x64

10

61d8551b55...13.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    61d8551b55b55b3d929e2281362b9513
  • Size 1.3MB
  • Sample231219-vcc46sbac3
  • SHA256 61ac9f591b1d67f0c954049d2e6d15cebf213055d6ed6ee0cada7a1f295b1b96
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

  • quasar

Version

  • 1.3.0.0

Botnet

  • Office04

C2

  • 0.tcp.ngrok.io:14530

Mutex

  • QSR_MUTEX_w8Mfgcdxl7hldMH2pY

Attributes
  • encryption_key

    zYcujUQPEU4C2FHrr1HG

  • install_name

    Diciple Cheats Loader-Protected.exe

  • log_directory

    Key Strokes

  • reconnect_delay

    3000

  • startup_key

    svhost.exe

  • subdirectory

    SubDir

Targets

    • Target
      61d8551b55b55b3d929e2281362b9513
    • Size 1.3MB
    • SHA256 61ac9f591b1d67f0c954049d2e6d15cebf213055d6ed6ee0cada7a1f295b1b96
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks