Overview

overview

10

Static

static

3

SilverClient.exe

windows10-1703-x64

10

Sharing

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General

  • Target
    SilverClient.exe
  • Size 41KB
  • Sample240428-d2ewmafa97
  • SHA256 47ba6b08c23ebfa7813dcd10cebe93876e7c972718151a018b11ff51085c4382
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
stormkittyevasionpersistenceransomwarestealer

Malware Config

Targets

    • Target
      SilverClient.exe
    • Size 41KB
    • SHA256 47ba6b08c23ebfa7813dcd10cebe93876e7c972718151a018b11ff51085c4382
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    stormkittyevasionpersistenceransomwarestealer

    • StormKitty

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

      stealerstormkitty

    • StormKitty payload

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

      evasion

    • Drops startup file

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

MITRE ATT&CK Enterprise v15

Tasks