Overview

overview

10

Static

static

10

Client-built.exe

windows10-2004-x64

10

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General

  • Target
    Client-built.exe
  • Size 3.1MB
  • Sample240226-ydkr7aeg7w
  • SHA256 d1bdec02bb23183256d0168685d05c779396024b5a20c15002415598b6524225
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
office04quasar

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • 194.110.115.60:1333

Mutex

  • 95a7b183-1d17-4361-9179-9b74c69f96a9

Attributes
  • encryption_key

    C8D6A237BD6DC6D259449BA05CF993DEB5E68496

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Quasar family
    quasar
  • 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 d1bdec02bb23183256d0168685d05c779396024b5a20c15002415598b6524225
  • MD5 SHA1 SHA512 SSDEEP
windows:4windowsx86arch:x86

  • Quasar payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
3269630
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