Overview

overview

10

Static

static

10

2477.exe

windows7-x64

10

2477.exe

windows10-2004-x64

10

2477.exe

windows11-21h2-x64

10

Sharing

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General

  • Target

    2477.exe

  • Size

    125KB

  • Sample

    241208-rc2kzszrak

  • MD5

    02201ab0ffca3905fbf110296fd58298

  • SHA1

    4068eb4c09f6e09637588ee3cf62bf7229a25faa

  • SHA256

    4d0f2f8fd89fec7e4f1348b5b6a0ea528d2b391f48e69df140b91845c0989abe

  • SHA512

    4f2d86d8dbdb6946bdd982b7c48aea803eccd99c51ddbd6edcb1f7301f9a8f255953210b5b47ecd6e6a8f1bf93269bb519b3a83548f7d3ea63ded3980bef3705

  • SSDEEP

    1536:Rn7TvjnE1RowM/gZbgjx1LAYivy6sDOsyrXdtyVt3A7HPd4n+lbeRZIbSQPYU:RHovoX/0bgAoORHyHQbPRyZ2pPYU

Score
10/10
stormkittyxwormdiscoveryexecutionpersistenceransomwareratspywarestealertrojan

Malware Config

Targets

    • Target

      2477.exe

    • Size

      125KB

    • MD5

      02201ab0ffca3905fbf110296fd58298

    • SHA1

      4068eb4c09f6e09637588ee3cf62bf7229a25faa

    • SHA256

      4d0f2f8fd89fec7e4f1348b5b6a0ea528d2b391f48e69df140b91845c0989abe

    • SHA512

      4f2d86d8dbdb6946bdd982b7c48aea803eccd99c51ddbd6edcb1f7301f9a8f255953210b5b47ecd6e6a8f1bf93269bb519b3a83548f7d3ea63ded3980bef3705

    • SSDEEP

      1536:Rn7TvjnE1RowM/gZbgjx1LAYivy6sDOsyrXdtyVt3A7HPd4n+lbeRZIbSQPYU:RHovoX/0bgAoORHyHQbPRyZ2pPYU

    Score
    10/10
    xwormdiscoveryexecutionpersistenceransomwarerattrojanstormkittyspywarestealer

    • Detect Xworm Payload

    • StormKitty

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

      stealerstormkitty

    • StormKitty payload

    • Stormkitty family

      stormkitty

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Xworm family

      xworm

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

      execution

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2behavioral3

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Modify Registry

3
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Query Registry

3
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Defacement

1
T1491

Tasks