Overview

overview

10

Static

static

10

87b488fc8f...3c.exe

windows7-x64

10

87b488fc8f...3c.exe

windows10-2004-x64

10

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General

  • Target

    87b488fc8f9760bc9182c32ef76be93c.exe

  • Size

    3.1MB

  • Sample

    241224-sx2bdszrey

  • MD5

    87b488fc8f9760bc9182c32ef76be93c

  • SHA1

    16c3c1c53963cfedb800515b70e27ca2b7dd79fd

  • SHA256

    457e291dc62946ab2dc1cb558ffca2e90e5ebbd4a27013c5a23930339aedb978

  • SHA512

    30397f8eaf6444502e7e69463463c759711030b0b0ce6812f64f48dee7be6d4ba212045544396ef9e603248bb71a5e4a312eb70a6e7b541161a18301003d089c

  • SSDEEP

    49152:evQI22SsaNYfdPBldt698dBcjHaLA3qarWboGdmhIOTHHB72eh2NT:evt22SsaNYfdPBldt6+dBcjHN3c

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

43.138.147.74:4782

Mutex

4b095ece-017a-46f8-874b-d1266394fa10

Attributes
  • encryption_key

    AB08BB6743A540F991F118F0E7BF74E3D06D95A1

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      87b488fc8f9760bc9182c32ef76be93c.exe

    • Size

      3.1MB

    • MD5

      87b488fc8f9760bc9182c32ef76be93c

    • SHA1

      16c3c1c53963cfedb800515b70e27ca2b7dd79fd

    • SHA256

      457e291dc62946ab2dc1cb558ffca2e90e5ebbd4a27013c5a23930339aedb978

    • SHA512

      30397f8eaf6444502e7e69463463c759711030b0b0ce6812f64f48dee7be6d4ba212045544396ef9e603248bb71a5e4a312eb70a6e7b541161a18301003d089c

    • SSDEEP

      49152:evQI22SsaNYfdPBldt698dBcjHaLA3qarWboGdmhIOTHHB72eh2NT:evt22SsaNYfdPBldt6+dBcjHN3c

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks