Overview

overview

10

Static

static

10

Client-built.exe

windows7-x64

10

Client-built.exe

windows10-2004-x64

10

Sharing

Copy URL Twitter E-mail

General

  • Target
    Client-built.exe
  • Size 3.1MB
  • Sample230428-txps2ahb2w
  • SHA256 29238eb7d1bcf9b4e2accc0ebed96c8e26aa7a930600266167a56c5bb5ced01b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
office04quasar

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • 192.168.1.1:4782

Mutex

  • 1a04b7d8-24aa-4696-9677-8bf570f5918b

Attributes
  • encryption_key

    05FB1CC1A636E3A24EF6197FB6FEAE9749D9406C

  • install_name

    Floppa.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 29238eb7d1bcf9b4e2accc0ebed96c8e26aa7a930600266167a56c5bb5ced01b
  • MD5 SHA1 SHA512 SSDEEP
windowsx86

  • Quasar payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
Major OS version
Entry point
3269662
Magic Number
267
Subsystem
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