Overview

overview

10

Static

static

10

Client-built.exe

windows10-2004-x64

10

Client-built.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Client-built.exe
  • Size 3.1MB
  • Sample261111-jfhnaaev4l
  • SHA256 e2368c18f7ad973b602c52991a2e4f8c7f12c26bfebd8ea82086a4ef849709cc
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
office04trojanspywarequasar

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • coupons.expertsanswer.in:4782

  • coupons.expertsanswer.in:4444

  • coupons.expertsanswer.in:443

  • coupons.expertsanswer.in:8080

  • coupons.expertsanswer.in:881

  • coupons.expertsanswer.in:8888

  • member.ufasexygame8.com:4782

  • member.ufasexygame8.com:4444

  • member.ufasexygame8.com:443

  • member.ufasexygame8.com:8080

  • member.ufasexygame8.com:881

  • member.ufasexygame8.com:8888

  • perception.cetb.in:4782

  • perception.cetb.in:4444

  • perception.cetb.in:443

  • perception.cetb.in:8080

  • perception.cetb.in:881

  • perception.cetb.in:8888

  • rising.cetb.in:4782

  • rising.cetb.in:4444

Mutex

  • 0406e01f-5c44-45d9-836b-5932084506ff

Attributes
  • encryption_key

    61D61573755A2E8791F777F44FE72A8C404B3F90

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    1000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Family: Quasar RAT

    Quasar is an open source Remote Access Tool.

    trojanspywarequasar
  • Quasar payload 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • Client-built.exe
    .exe 3.1MB

Client-built.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 e2368c18f7ad973b602c52991a2e4f8c7f12c26bfebd8ea82086a4ef849709cc
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Quasar payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
3280910
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_32BIT_MACHINE
PDB paths