Overview

overview

10

Static

static

10

COM SURROGATE.exe

windows7-x64

10

Sharing

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General

  • Target

    COM SURROGATE.exe

  • Size

    75KB

  • Sample

    241220-wxxjzs1mb1

  • MD5

    434f15cbdf67f504d1dbba4f87e59350

  • SHA1

    13ae6a57dd92ea0235a82197133060b09d9509bd

  • SHA256

    efa9b10e72da83e31499b2316fda23c106ec36d877f4d8bbd6c75bb8b3d9e67c

  • SHA512

    abbb1052ada2d04f9fddb4085fe2ffb96b0acdfdfcc17c80bf68f27a1b3a47f815256c2b9616946f403552a5262aaafe34914292fa9582f67b254e9262ef23dc

  • SSDEEP

    1536:O3un0Od36serzX4hckbHgjkVgjB6oY0xO0BJU64fUX8u:4unp6nrLKckbHgY0xO0BJUhcX8u

Score
10/10
wannacryxwormdefense_evasiondiscoveryexecutionimpactpersistenceransomwareratspywarestealertrojanworm

Malware Config

Extracted

Family

xworm

C2

hope-asia.gl.at.ply.gg:35710

Attributes
  • Install_directory

    %AppData%

  • install_file

    System User.exe

Extracted

Path

C:\Users\Admin\Documents\@[email protected]

Family

wannacry

Ransom Note
Q: What's wrong with my files? A: Ooops, your important files are encrypted. It means you will not be able to access them anymore until they are decrypted. If you follow our instructions, we guarantee that you can decrypt all your files quickly and safely! Let's start decrypting! Q: What do I do? A: First, you need to pay service fees for the decryption. Please send $300 worth of bitcoin to this bitcoin address: 115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn Next, please find an application file named "@[email protected]". It is the decrypt software. Run and follow the instructions! (You may need to disable your antivirus for a while.) Q: How can I trust? A: Don't worry about decryption. We will decrypt your files surely because nobody will trust us if we cheat users. * If you need our assistance, send a message by clicking <Contact Us> on the decryptor window. �
Wallets

115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn

Targets

    • Target

      COM SURROGATE.exe

    • Size

      75KB

    • MD5

      434f15cbdf67f504d1dbba4f87e59350

    • SHA1

      13ae6a57dd92ea0235a82197133060b09d9509bd

    • SHA256

      efa9b10e72da83e31499b2316fda23c106ec36d877f4d8bbd6c75bb8b3d9e67c

    • SHA512

      abbb1052ada2d04f9fddb4085fe2ffb96b0acdfdfcc17c80bf68f27a1b3a47f815256c2b9616946f403552a5262aaafe34914292fa9582f67b254e9262ef23dc

    • SSDEEP

      1536:O3un0Od36serzX4hckbHgjkVgjB6oY0xO0BJU64fUX8u:4unp6nrLKckbHgY0xO0BJUhcX8u

    Score
    10/10
    wannacryxwormdefense_evasiondiscoveryexecutionimpactpersistenceransomwareratspywarestealertrojanworm

    • Detect Xworm Payload

    • Wannacry

      WannaCry is a ransomware cryptoworm.

      ransomwarewormwannacry

    • Wannacry family

      wannacry

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Xworm family

      xworm

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • 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

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

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

Windows Management Instrumentation

1
T1047

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

Direct Volume Access

1
T1006

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Indicator Removal

2
T1070

File Deletion

2
T1070.004

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

Query Registry

1
T1012

System Information Discovery

1
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

Inhibit System Recovery

2
T1490

Tasks