Overview

overview

10

Static

static

10

Build.exe

windows10-2004-x64

10

Build.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Build.exe
  • Size 245KB
  • Sample260821-yp1msadb56
  • SHA256 822d11e9b2538956c42e389a7866e35125b0455eaf7d24c88be998e8300a90f7
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
stormkittycollectioncredential_accessdiscoveryexecutionpersistenceprivilege_escalationspywarestealer

Malware Config

Targets

    • Target
      Build.exe
    • Size 245KB
    • SHA256 822d11e9b2538956c42e389a7866e35125b0455eaf7d24c88be998e8300a90f7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    collectioncredential_accessdiscoveryexecutionstormkittypersistenceprivilege_escalationspywarestealer

    • Family: StormKitty

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

      stealerstormkitty

    • StormKitty payload

    • Uses browser remote debugging

      Can be used to control the browser and steal sensitive information such as credentials and session cookies.

      credential_accessstealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses Microsoft Outlook profiles

      collection

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

      discovery
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

Windows Command Shell

1
T1059.003

Persistence

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Modify Authentication Process

1
T1556

Privilege Escalation

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Modify Authentication Process

1
T1556

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Modify Authentication Process

1
T1556

Steal Web Session Cookie

1
T1539

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Browser Information Discovery

1
T1217

Query Registry

2
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

2
T1016

Internet Connection Discovery

1
T1016.001

Wi-Fi Discovery

1
T1016.002

System Time Discovery

1
T1124

Lateral Movement

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Command and Control

Exfiltration

Impact

Tasks