Overview

overview

10

Static

static

3

Client-built..exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    Client-built..exe

  • Size

    1.4MB

  • Sample

    240705-p7rcds1elc

  • MD5

    f5c2be73823ebb66785a83768e52e980

  • SHA1

    41fe86f34561783ea286d9cb5cf5310d3996c6d8

  • SHA256

    21a458f98a08c49906ddeb20fb058350419d8cab506f20408d57db41afbb4d59

  • SHA512

    63149a433d474452062404d09865e9efd0be9dafb9866da7e1dd149880a711be540bd13b3c80e8d811a0ff0811c88122dbdaf3ac1885eaa99d88c430f1118b7a

  • SSDEEP

    24576:SBkVdlYAW0YS6qo50Np1eydBHUKCdaWhvqJzGQHlk27D20jtS7IaqX4u3YTu:2svwpmNveAHUKCXhNQHlk27D2yS7U4/K

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

five-sequences.gl.at.ply.gg:47561

Mutex

52538090-621d-4a1c-a61f-f49482c94fb1

Attributes
  • encryption_key

    7B4436DBF50D42B9F94267172ADD0B3430D55E7D

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      Client-built..exe

    • Size

      1.4MB

    • MD5

      f5c2be73823ebb66785a83768e52e980

    • SHA1

      41fe86f34561783ea286d9cb5cf5310d3996c6d8

    • SHA256

      21a458f98a08c49906ddeb20fb058350419d8cab506f20408d57db41afbb4d59

    • SHA512

      63149a433d474452062404d09865e9efd0be9dafb9866da7e1dd149880a711be540bd13b3c80e8d811a0ff0811c88122dbdaf3ac1885eaa99d88c430f1118b7a

    • SSDEEP

      24576:SBkVdlYAW0YS6qo50Np1eydBHUKCdaWhvqJzGQHlk27D20jtS7IaqX4u3YTu:2svwpmNveAHUKCXhNQHlk27D2yS7U4/K

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks