Overview

overview

10

Static

static

10

Update.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    Update.exe
  • Size 413KB
  • Sample240812-mxrt3asaqa
  • SHA256 e0e6b3b96f2bfcc2b8b1fd893413848f0de9e10f671b3a4078a7f4557776b331
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
office04quasar

Malware Config

Extracted

Family

  • quasar

Version

  • 3.1.5

Botnet

  • Office04

C2

  • born-brandon.gl.at.ply.gg:55020

Mutex

  • $Sxr-hhtE0U6diMyEc3g5mT

Attributes
  • encryption_key

    EmmKy773MnuMUK4WIMhm

  • install_name

    Client.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    SeroXen Client Startup

  • subdirectory

    SubDir

Signatures

  • Quasar family
    quasar
  • Quasar payload 1 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • Update.exe
    .exe 413KB

Update.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 e0e6b3b96f2bfcc2b8b1fd893413848f0de9e10f671b3a4078a7f4557776b331
  • 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
427310
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA 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