Overview

overview

10

Static

static

10

dfsdf.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dfsdf.exe

  • Size

    3.1MB

  • Sample

    240613-kvbzqa1hrh

  • MD5

    44aaa2c8fd4f8705bed96d6e4cf0ab85

  • SHA1

    2ab7832577f3407c85da9fa894b7cd16f346003d

  • SHA256

    f804bfcdfac2e6073dec8bf16d5665ce74bc45aafcd91603d0f540612a247268

  • SHA512

    9734659ceb894941e7fce2760d46ca2019bd5a2a26f164a16c0dc0695fb42ae9161093843a4bc78dd46205f90d1692436e8580392d11180bf1792ab486cc6ae6

  • SSDEEP

    49152:7vElL26AaNeWgPhlmVqvMQ7XSKnCn1J6eoGdSoTHHB72eh2NT:7vkL26AaNeWgPhlmVqkQ7XSKnCx

Score
10/10
quasaroffice04spywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

nexosmith1231-54169.portmap.host:54169

Mutex

607f231f-37d7-40a6-8790-f623e2b7c3d5

Attributes
  • encryption_key

    57AD3106034C3A8FFC913D430F88F63E17B5BC5D

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Targets

    • Target

      dfsdf.exe

    • Size

      3.1MB

    • MD5

      44aaa2c8fd4f8705bed96d6e4cf0ab85

    • SHA1

      2ab7832577f3407c85da9fa894b7cd16f346003d

    • SHA256

      f804bfcdfac2e6073dec8bf16d5665ce74bc45aafcd91603d0f540612a247268

    • SHA512

      9734659ceb894941e7fce2760d46ca2019bd5a2a26f164a16c0dc0695fb42ae9161093843a4bc78dd46205f90d1692436e8580392d11180bf1792ab486cc6ae6

    • SSDEEP

      49152:7vElL26AaNeWgPhlmVqvMQ7XSKnCn1J6eoGdSoTHHB72eh2NT:7vkL26AaNeWgPhlmVqkQ7XSKnCx

    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

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

2
T1082

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks