Overview

overview

10

Static

static

10

SilverClient.exe

windows10-2004-x64

10

SilverClient.exe

windows11-21h2-x64

10

Sharing

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General

  • Target
    SilverClient.exe
  • Size 46KB
  • Sample251214-jfyphaslgl
  • SHA256 2dd5b39bbfc719f6fa1b72bf102a8d38b6423e2661db3be696356b962737738e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
silverrat

Malware Config

Extracted

Family

  • silverrat

Version

  • 1.0.0.0

C2

  • n7xbtfikx.localto.net:8320

Mutex

  • SilverMutex_ahFqchhdJA

Attributes
  • certificate

    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

  • decrypted_key

    -|S.S.S|-

  • discord

    https://discord.com/api/webhooks/1449649503429857332/Ow8BGUuwlrDnZiFLWLtfJtdK-g-ywd8TLD0xFoePi1oCtZRPtr2skTIbIKrtli7xnsmi

  • key

    yy6zDjAUmbB09pKvo5Hhug==

  • key_x509

    YkpXRVhEa0h4RXRDRU9jYkFuTFR4V0RBRGdBZUhR

  • payload_url

    https://g.top4top.io/p_2522c7w8u1.png

  • reconnect_delay

    4

  • server_signature

    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

Signatures

  • Silverrat family
    silverrat
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • SilverClient.exe
    .exe 46KB

SilverClient.exe

  • SHA256 2dd5b39bbfc719f6fa1b72bf102a8d38b6423e2661db3be696356b962737738e
  • MD5 SHA1 SHA512 SSDEEP
windows:4windowsx64arch:x64

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
%!f(<nil>)
Magic Number
523
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_LARGE_ADDRESS_AWARE
PDB paths