Overview

overview

10

Static

static

1

test.txt

windows11-21h2-x64

10

Resubmissions

09/03/2025, 18:14

250309-wvp25axvd1 10

09/03/2025, 15:53

250309-tb268svky7 8

08/03/2025, 20:22

250308-y5pv8asjy3 8

08/03/2025, 17:38

250308-v7ydlazrt9 9

07/03/2025, 15:40

250307-s4f9ssswaz 10

07/03/2025, 13:18

250307-qj13cszzgz 3

06/03/2025, 15:59

250306-tfgfbssrs2 4

06/03/2025, 15:19

250306-sqa6mask16 8

05/03/2025, 14:43

250305-r3nf2s1tdt 8

05/03/2025, 14:28

250305-rtcm7a1ms4 8

Sharing

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General

  • Target

    test.txt

  • Size

    18B

  • Sample

    250202-k3nngsvlbs

  • MD5

    5b3f97d48c8751bd031b7ea53545bdb6

  • SHA1

    88be3374c62f23406ec83bb11279f8423bd3f88d

  • SHA256

    d8fce9dd9c65ca143343f7711859a7cffc3c5e656a8b84108183fb769a12ed8b

  • SHA512

    ed2de1eec50310ced4bde8ef6ae4b7902920b007df7b6aeb200cfe9fcc0d36ef05af7526c4675be2feac52831668798d5fe3523175efad6f6549b30f30a0b5d6

Score
10/10
gurcuxwormcredential_accessdefense_evasiondiscoverypersistenceratspywarestealertrojan

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:7000

Mutex

kl2gNShVinepnLCw

Attributes
  • install_file

    USB.exe

aes.plain

Extracted

Family

gurcu

C2

https://api.telegram.org/bot8077286634:AAG1XHb6leJVqlqfJbmVoJd2ysHqXSznNdQ/sendDocument?chat_id=-1002258988684&caption=%F0%9F%93%82%20-%20Browser%20data%0A%E2%94%9C%E2%94%80%E2%94%80%20%F0%9F%93%82%20-%20cookies(0.38%20kb)%0A%E2%94%9C%E2%94%80%E2%94%80%20%F0%9F%93%84%20-%20BrowserDownloads.txt%20(0.21%20kb

https://api.telegram.org/bot8077286634:AAG1XHb6leJVqlqfJbmVoJd2ysHqXSznNdQ/sendMessage?chat_id=-1002258988684

https://api.telegram.org/bot8077286634:AAG1XHb6leJVqlqfJbmVoJd2ysHqXSznNdQ/getUpdates?offset=-

https://api.telegram.org/bot8077286634:AAG1XHb6leJVqlqfJbmVoJd2ysHqXSznNdQ/sendDocument?chat_id=-1002258988684&caption=%F0%9F%93%B8Screenshot%20take

https://api.telegram.org/bot8077286634:AAG1XHb6leJVqlqfJbmVoJd2ysHqXSznNdQ/sendDocument?chat_id=-1002258988684&caption=%F0%9F%A5%A0Cookies%20from%20these%20websites%20%5Bgithub.com%5D%20were%20successfully%20grabbe

Targets

    • Target

      test.txt

    • Size

      18B

    • MD5

      5b3f97d48c8751bd031b7ea53545bdb6

    • SHA1

      88be3374c62f23406ec83bb11279f8423bd3f88d

    • SHA256

      d8fce9dd9c65ca143343f7711859a7cffc3c5e656a8b84108183fb769a12ed8b

    • SHA512

      ed2de1eec50310ced4bde8ef6ae4b7902920b007df7b6aeb200cfe9fcc0d36ef05af7526c4675be2feac52831668798d5fe3523175efad6f6549b30f30a0b5d6

    Score
    10/10
    gurcuxwormcredential_accessdefense_evasiondiscoverypersistenceratspywarestealertrojan

    • Detect Xworm Payload

    • Gurcu family

      gurcu

    • Gurcu, WhiteSnake

      Gurcu aka WhiteSnake is a malware stealer written in C#.

      stealergurcu

    • UAC bypass

      defense_evasiontrojan

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Xworm family

      xworm

    • Disables RegEdit via registry modification

      defense_evasion

    • Disables Task Manager via registry modification

      defense_evasion

    • Uses browser remote debugging

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

      credential_accessstealer

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Uses the VBS compiler for execution

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Enumerates processes with tasklist

      discovery
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

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

Modify Authentication Process

1
T1556

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

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

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

1
T1562

Disable or Modify Tools

1
T1562.001

Modify Authentication Process

1
T1556

Modify Registry

4
T1112

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

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Query Registry

4
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Tasks