Overview

overview

10

Static

static

3

2024-05-25...rd.exe

windows7-x64

1

2024-05-25...rd.exe

windows10-2004-x64

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General

  • Target

    2024-05-25_74ac1825148109702a52be3db0aefa02_megazord

  • Size

    3.9MB

  • Sample

    240525-kdkwasbg99

  • MD5

    74ac1825148109702a52be3db0aefa02

  • SHA1

    3c225c5ac67009f0192e0de457c8ea8b69a68462

  • SHA256

    2447438e200ce5fbb043278cd27960bb7ad9c8aa2767fc9331b5150d0b184b99

  • SHA512

    b25d6bf9c14a5fa23686ea73df1af4a17a4e8af44cb1beb7490431473f26eb8ec52ebcb47304ef2a44989bd21bb10cfd98cecdb53acc4db306aeee1094a18071

  • SSDEEP

    49152:DVNUO/YueL2PYCDbLftqxo1XEC2gFuVoPBsE1/HENJ9WvU:62OMLBryJB

Score
10/10
quasarsoftwarespywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

software

C2

qassar23.ddns.net:1993

Mutex

QSR_MUTEX_8qLPsMuUILG0w5xt01

Attributes
  • encryption_key

    FfICOWgR7IOmFn9viaox

  • install_name

    Update service.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    software

  • subdirectory

    microsofte

Targets

    • Target

      2024-05-25_74ac1825148109702a52be3db0aefa02_megazord

    • Size

      3.9MB

    • MD5

      74ac1825148109702a52be3db0aefa02

    • SHA1

      3c225c5ac67009f0192e0de457c8ea8b69a68462

    • SHA256

      2447438e200ce5fbb043278cd27960bb7ad9c8aa2767fc9331b5150d0b184b99

    • SHA512

      b25d6bf9c14a5fa23686ea73df1af4a17a4e8af44cb1beb7490431473f26eb8ec52ebcb47304ef2a44989bd21bb10cfd98cecdb53acc4db306aeee1094a18071

    • SSDEEP

      49152:DVNUO/YueL2PYCDbLftqxo1XEC2gFuVoPBsE1/HENJ9WvU:62OMLBryJB

    Score
    10/10
    quasarsoftwarespywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects executables containing common artifacts observed in infostealers

    • 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 v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks