Overview

overview

10

Static

static

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Sharing

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General

  • Target

    d3709777baef696ae4502fc371784000200245d6769ba94e1a80d21d2b800358

  • Size

    1.7MB

  • Sample

    221125-eee4jshh96

  • MD5

    21eedc621939b5e997b75196b6621b03

  • SHA1

    f3fc557364510567815a5e53730a339cc68b572d

  • SHA256

    d3709777baef696ae4502fc371784000200245d6769ba94e1a80d21d2b800358

  • SHA512

    05daf1bb49ffd48daf36957ae1b2e8a5f49033b809f0c400fdb1a0d3a492d91e638c0d0253fdbf2bd2af6e0991b3b63d83264a8e7ad195d50e2637cac3f7ec5f

  • SSDEEP

    24576:PUxJIRCRoenYQb6VOJ8Kgn1beVuumyEU:

Score
10/10
quasarciopersistencespywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.0

Botnet

Cio

C2

162.19.131.197:4782

Mutex

c5fdf017-8f44-47ea-a69e-0b82e4044ca7

Attributes
  • encryption_key

    59A92039F951E5069C9F50FD9F340E759713B058

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      d3709777baef696ae4502fc371784000200245d6769ba94e1a80d21d2b800358

    • Size

      1.7MB

    • MD5

      21eedc621939b5e997b75196b6621b03

    • SHA1

      f3fc557364510567815a5e53730a339cc68b572d

    • SHA256

      d3709777baef696ae4502fc371784000200245d6769ba94e1a80d21d2b800358

    • SHA512

      05daf1bb49ffd48daf36957ae1b2e8a5f49033b809f0c400fdb1a0d3a492d91e638c0d0253fdbf2bd2af6e0991b3b63d83264a8e7ad195d50e2637cac3f7ec5f

    • SSDEEP

      24576:PUxJIRCRoenYQb6VOJ8Kgn1beVuumyEU:

    Score
    10/10
    quasarciopersistencespywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks