Overview

overview

10

Static

static

10

561fe5209e...9a.exe

windows7-x64

10

561fe5209e...9a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    561fe5209e54e0c91eb8faf5632e3315815770d58e89bc50677bdb1f944bd89a

  • Size

    3.1MB

  • Sample

    241018-a12gfswbrc

  • MD5

    0e6a30b700d0b417f85f1c6999ba9c50

  • SHA1

    13dd35f54be0d55129dbba314c5ee18051197845

  • SHA256

    561fe5209e54e0c91eb8faf5632e3315815770d58e89bc50677bdb1f944bd89a

  • SHA512

    11d3cfa1f39da2c799e257c8d58e1dd882141999323b068870ce03f0cbc437bb9747f33da9bea3411f7698afff6a7c9e9684eefbbafafb3e45ef6439204bdfa6

  • SSDEEP

    49152:Ovgt62XlaSFNWPjljiFa2RoUYIZP6u1JBLVGdd/THHB72eh2NT:OvM62XlaSFNWPjljiFXRoUYIZP6M

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

192.168.1.50:4782

Mutex

ea8c66bf-4707-4c3b-be32-09615e135089

Attributes
  • encryption_key

    674CB9EB9E67A692B751A2EA5BB781A3ECA74C67

  • install_name

    host.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    host

  • subdirectory

    SubDir

Targets

    • Target

      561fe5209e54e0c91eb8faf5632e3315815770d58e89bc50677bdb1f944bd89a

    • Size

      3.1MB

    • MD5

      0e6a30b700d0b417f85f1c6999ba9c50

    • SHA1

      13dd35f54be0d55129dbba314c5ee18051197845

    • SHA256

      561fe5209e54e0c91eb8faf5632e3315815770d58e89bc50677bdb1f944bd89a

    • SHA512

      11d3cfa1f39da2c799e257c8d58e1dd882141999323b068870ce03f0cbc437bb9747f33da9bea3411f7698afff6a7c9e9684eefbbafafb3e45ef6439204bdfa6

    • SSDEEP

      49152:Ovgt62XlaSFNWPjljiFa2RoUYIZP6u1JBLVGdd/THHB72eh2NT:OvM62XlaSFNWPjljiFXRoUYIZP6M

    Score
    10/10
    quasaroffice04spywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar payload

    • Executes dropped EXE

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks