Overview

overview

10

Static

static

7

SilverRat.exe

windows10-2004-x64

10

SilverRat.exe

windows11-21h2-x64

7

Resubmissions

14/03/2026, 16:54

260314-ver14sbv7p10

14/03/2026, 16:40

260314-t62tyset2s7

Sharing

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General

  • Target
    Silver Rat.7z
  • Size 10.5MB
  • Sample260314-ver14sbv7p
  • SHA256 3fce4b5d26887b84f5f9081fb4b26fc8d8a28bd4e44cc5b7d4f94f1407d4a1e6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
silverratstormkittyagilenetdefense_evasiondiscoveryexecutionpersistenceransomwarestealertrojan

Malware Config

Extracted

Family

  • silverrat

Version

  • 1.0.0.0

C2

  • 127.0.0.1:9999

Mutex

  • lAxDBRhAFu

Attributes
  • certificate

    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

  • decrypted_key

    -|S.S.S|-

  • key

    yy6zDjAUmbB09pKvo5Hhug==

  • key_x509

    eWNBZVJiVE5nZHBmRURpd21FWUx2Wk52Q09pTGhW

  • reconnect_delay

    4

  • server_signature

    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

Targets

    • Target
      SilverRat.exe
    • Size 25.2MB
    • SHA256 79a4605d24d32f992d8e144202e980bb6b52bf8c9925b1498a1da59e50ac51f9
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    agilenetdefense_evasiondiscoveryexecutionsilverratstormkittypersistenceransomwarestealertrojan

    • SilverRat

      SilverRat is trojan written in C#.

      trojansilverrat

    • Silverrat family

      silverrat

    • StormKitty

      StormKitty is an open source info stealer written in C#.

      stealerstormkitty

    • StormKitty payload

    • Stormkitty family

      stormkitty

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Obfuscated with Agile.Net obfuscator

      Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

      agilenet

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

      execution

    • Drops desktop.ini file(s)

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks