Overview

overview

10

Static

static

10

cdd73b09c6...61.exe

windows10-2004-x64

10

cdd73b09c6...61.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    cdd73b09c6ebb602b7939fb55bcb663ff93fb844cf7b291e5ed635f9fc69db61.exe
  • Size 19.9MB
  • Sample261013-sd2stayxds
  • SHA256 cdd73b09c6ebb602b7939fb55bcb663ff93fb844cf7b291e5ed635f9fc69db61
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
mineroffice04trojanspywarequasarxmrig

Malware Config

Extracted

Family

  • quasar

Version

  • 1.4.1

Botnet

  • Office04

C2

  • cyrus.anondns.net:6789

Mutex

  • 01274b31-bc4f-4a86-88ad-bf9da4bfca86

Attributes
  • encryption_key

    A18388F29F2F6C4FDEB2301666774ED50C14A15C

  • install_name

    Client.exe

  • key_salt

    bfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Quasar Client Startup

  • subdirectory

    SubDir

Signatures

  • Family: Quasar RAT

    Quasar is an open source Remote Access Tool.

    trojanspywarequasar
  • Family: xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • Quasar payload 1 IoCs
  • XMRig Miner payload 2 IoCs
    miner
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • cdd73b09c6ebb602b7939fb55bcb663ff93fb844cf7b291e5ed635f9fc69db61.exe
    .exe 19.9MB

cdd73b09c6ebb602b7939fb55bcb663ff93fb844cf7b291e5ed635f9fc69db61.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 cdd73b09c6ebb602b7939fb55bcb663ff93fb844cf7b291e5ed635f9fc69db61
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Quasar payload

  • XMRig Miner payload

    miner

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
20898014
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