Overview

overview

10

Static

static

10

CollosalLoader.exe

windows7-x64

10

CollosalLoader.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    CollosalLoader.exe

  • Size

    3.4MB

  • Sample

    241219-h4yhzavjaz

  • MD5

    9a1361570008e75a9a8c6c93b8ea9a68

  • SHA1

    66852a8ff188d2003cb0a5c5b3b6d7659719c18c

  • SHA256

    516e463e2ea077d24cf12f4e3d8a886b99948497cb2eb1fe9a73ca0d61eea32e

  • SHA512

    88c39ba29172e236eaa32c1ac531975dc952d36556b7f3d3eb2faa3c9ffe0a39f7f3e4b2a1ae22664f86df41fddef5046d9ded2b522bd9848e5aaa58170889d5

  • SSDEEP

    49152:GvblL26AaNeWgPhlmVqvMQ7XSKidzYAfqoGd7THHB72eh2NT:GvBL26AaNeWgPhlmVqkQ7XSK4zYAy

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

70.34.210.80:4782

192.168.1.203:4782
Mutex

0d965223-b478-41be-af32-ad5a13d78eba

Attributes
  • encryption_key

    EBD92C218F947CFB9F2E27885F8DFFEAE9079F05

  • install_name

    MSWinpreference.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Skype

  • subdirectory

    SubDir

Targets

    • Target

      CollosalLoader.exe

    • Size

      3.4MB

    • MD5

      9a1361570008e75a9a8c6c93b8ea9a68

    • SHA1

      66852a8ff188d2003cb0a5c5b3b6d7659719c18c

    • SHA256

      516e463e2ea077d24cf12f4e3d8a886b99948497cb2eb1fe9a73ca0d61eea32e

    • SHA512

      88c39ba29172e236eaa32c1ac531975dc952d36556b7f3d3eb2faa3c9ffe0a39f7f3e4b2a1ae22664f86df41fddef5046d9ded2b522bd9848e5aaa58170889d5

    • SSDEEP

      49152:GvblL26AaNeWgPhlmVqvMQ7XSKidzYAfqoGd7THHB72eh2NT:GvBL26AaNeWgPhlmVqkQ7XSK4zYAy

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks