Overview

overview

10

Static

static

3

pdf_2025 Q...b).exe

windows7-x64

3

pdf_2025 Q...b).exe

windows10-2004-x64

10

Sharing

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General

  • Target

    71512048060021143b305fa78ef6a52aa65dc621d84d676adc793f65515200a2.zip

  • Size

    3.5MB

  • Sample

    250115-dabpwsyjbs

  • MD5

    0bd8c7cd036bdaf1804a8ae2ca26afe0

  • SHA1

    7ace0c69f30ff6f004658a58209c8b8ab64bac11

  • SHA256

    71512048060021143b305fa78ef6a52aa65dc621d84d676adc793f65515200a2

  • SHA512

    a876aeb1dd419fd934388665f7b733f6e96d967fedf87a24c8e4a66f1ea17d69fa5067304afc09d1ffff382013e99a134ce81145a645a7463845204fd7bc0bf3

  • SSDEEP

    98304:/oWSoeWmzMgQ8P6FVtDglPAj/aFH17yhm6aV+T4HsW6hvm:Aoe5kDDgqLax1+hm7V+LWcO

Score
10/10
quasarcodediscoveryspywaretrojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

CODE

C2

twart.myfirewall.org:9792

rency.ydns.eu:5287

wqo9.firewall-gateway.de:8841

code1.ydns.eu:5287

wqo9.firewall-gateway.de:9792
Mutex

025351e291-5d1041-4fa37-932c7-869aeiQec514992

Attributes
  • encryption_key

    3145298725BA5E0DD56E87FFE3F8898EA81E6EDA

  • install_name

    Exccelworkbook.exe

  • log_directory

    Logs

  • reconnect_delay

    6000

  • startup_key

    pdfdocument

  • subdirectory

    SubDir

Targets

    • Target

      pdf_2025 QUOTATION - #202401146778.pdf (83kb).com

    • Size

      3.6MB

    • MD5

      7ced1e3728202bb14170fdbcde4f69b2

    • SHA1

      bf67ce43accf497ffa74caa94a5c09209b974f07

    • SHA256

      3bee4d2ab33ac3f0605136f09cba556140d62ce9a0c1bdb1639159b43ae58943

    • SHA512

      e71a9b4ec8ab4cb18c990e77ecb2fea86dd28cb769274bc34b31095b8124985edf4a5b3426c4cad59429ccae85726fcb476cf6e4053af0d902c4bb05ca703b3c

    • SSDEEP

      98304:K4QM2Ie6bMOMcv6NVhbK3H055W5XHx85mSQVaT+50WkdEZM:lsILGjbKkfWhHW5mnVapWcg

    Score
    10/10
    discoveryquasarcodespywaretrojan

    • Quasar RAT

      Quasar is an open source Remote Access Tool.

      trojanspywarequasar

    • Quasar family

      quasar

    • Quasar payload

    • Executes dropped EXE

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks