Overview

overview

10

Static

static

1

dUdnUe.html

windows10-2004-x64

10

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General

  • Target
    dUdnUe
  • Size 8KB
  • Sample260405-v86flacv8w
  • SHA256 e3e1847656f75e32ee0c00a6576a6a38a250fdea1d318b5a9a53215d17075cf3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
fantomadwaredefense_evasiondiscoveryransomwarespywaretrojan

Malware Config

Extracted

Path

  • C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML

Ransom Note
  • <html> <head> <style> body{ background-color: #3366CC; } h1 { background-color: RGB(249, 201, 16); } p { background-color: maroon; color: white; } </style> </head> <body> <center> <h1><b> Attention ! All your files </b> have been encrypted. </h1></br> <p> Due encrypting was used algoritm RSA-4096 and AES-256, used for protection military secrets.</br> That means > RESTORE YOU DATA POSIBLE ONLY BUYING decryption passwords from us.</br> Getting a decryption of your files is - SIMPLY task.</br></br> That all what you need:</br> 1. Sent Your ID_KEY on mailbox [email protected] or [email protected] </br> 2. For test, decrypt 2 small files, to be sure that we can decrypt you files.</br> 3. Pay our services. </br> 4. GET software with passwords for decrypt you files.</br> 5. Make measures to prevent this type situations again.</br></br> IMPORTANT(1)</br> Do not try restore files without our help, this is useless, and can destroy you data permanetly.</br></br> IMPORTANT(2) </br> We Cant hold you decryption passwords forever. </br>ALL DECRYPTION PASSWORDS, for what wasn`t we receive reward, will destroy after week of moment of encryption. </p> <p> Your ID_KEY: <br> </p> <table width="1024" border="0"> <tbody> <tr> <td><p>dqPTVBPqJ2LYYIhSk8RtrHR3zGsfXSpY/m7zTlEpoeX5XgxACvUuUJbO8ExMji/sLImyZnNbwuzTn8tcWf6ldvKdIFZ4NzEuhE4XeJXe9v4lRtlh8CJ2W7Iv2Qz5PK7076jDnW65GeJIN6yvQqNpD3xTf4Q/mfHEeIt+HP1qKgeIQBhTx9/0IKLOSRy/6xoifXJuQzsyqtNY6ZlkHtPFdnn7NO1UX5rJoACgIadZowg89u8eY3n56dH8XZS4TbpPhsV4ilZRuJJoVynajPPMVkJIYoSq8Ba6D+NIMJw5wOcOHjiLicLcCDdWlH37UZL36qcbi3w+96x04uthelTYvg==ZW4tVVM=</p></td> </tr> </tbody> </table> </center></html></body>

Extracted

Path

  • C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML

Ransom Note
  • <html> <head> <style> body{ background-color: #3366CC; } h1 { background-color: RGB(249, 201, 16); } p { background-color: maroon; color: white; } </style> </head> <body> <center> <h1><b> Attention ! All your files </b> have been encrypted. </h1></br> <p> Due encrypting was used algoritm RSA-4096 and AES-256, used for protection military secrets.</br> That means > RESTORE YOU DATA POSIBLE ONLY BUYING decryption passwords from us.</br> Getting a decryption of your files is - SIMPLY task.</br></br> That all what you need:</br> 1. Sent Your ID_KEY on mailbox [email protected] or [email protected] </br> 2. For test, decrypt 2 small files, to be sure that we can decrypt you files.</br> 3. Pay our services. </br> 4. GET software with passwords for decrypt you files.</br> 5. Make measures to prevent this type situations again.</br></br> IMPORTANT(1)</br> Do not try restore files without our help, this is useless, and can destroy you data permanetly.</br></br> IMPORTANT(2) </br> We Cant hold you decryption passwords forever. </br>ALL DECRYPTION PASSWORDS, for what wasn`t we receive reward, will destroy after week of moment of encryption. </p> <p> Your ID_KEY: <br> </p> <table width="1024" border="0"> <tbody> <tr> <td><p>eYwr88ri0MOnN5aXoSwSVEubU6n1NCfhK1oNjmwQP+JfijwPB/su/UazFv2Q67H96qxTW12YNVvo5zj0iehuWhE3jt99FGAUWsDLvroFj63SLVBUAr66eo4m58SuhPp9zXMNI8uO+ocvEv0HA0T92eTt75q/ut88NNdUJnPjLQy2KYTwXX4Z9UnrlG7jpf/lpCyXQ6COzBnrg884K3kGqp4UJwfsdmcvKO+BKsJaZ1yHjhH6nn0aK/ie9i6dQlXaEBJLKX9PwuASXDlje44l6PHEjjtrmkC+scYCNEQL296ClJmYPrqPR12TSUkSaKDs21IrFszPZXzIEA/GZ9W8WA==ZW4tVVM=</p></td> </tr> </tbody> </table> </center></html></body>

Extracted

Path

  • C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML

Ransom Note
  • <html> <head> <style> body{ background-color: #3366CC; } h1 { background-color: RGB(249, 201, 16); } p { background-color: maroon; color: white; } </style> </head> <body> <center> <h1><b> Attention ! All your files </b> have been encrypted. </h1></br> <p> Due encrypting was used algoritm RSA-4096 and AES-256, used for protection military secrets.</br> That means > RESTORE YOU DATA POSIBLE ONLY BUYING decryption passwords from us.</br> Getting a decryption of your files is - SIMPLY task.</br></br> That all what you need:</br> 1. Sent Your ID_KEY on mailbox [email protected] or [email protected] </br> 2. For test, decrypt 2 small files, to be sure that we can decrypt you files.</br> 3. Pay our services. </br> 4. GET software with passwords for decrypt you files.</br> 5. Make measures to prevent this type situations again.</br></br> IMPORTANT(1)</br> Do not try restore files without our help, this is useless, and can destroy you data permanetly.</br></br> IMPORTANT(2) </br> We Cant hold you decryption passwords forever. </br>ALL DECRYPTION PASSWORDS, for what wasn`t we receive reward, will destroy after week of moment of encryption. </p> <p> Your ID_KEY: <br> </p> <table width="1024" border="0"> <tbody> <tr> <td><p>mKh4gqc53ziYJtP+rG97omM7zdAE4UVAb487BoKOht3OugpENwejqy9SQpjIE+3eJByCvX5RDrnpSWHXufUt692uc7Xa5sK/o87uIdB/p6se9SrJFMXGvyuVigZjDI2EsSs+4rIUxzMkKIFAj9POihKO282RdACg2EHCrwGZsaBr7ab01IsJKcMubfaMEnjClM32OafzhDsfjbdLm9ZAl6A3Nk+JP9JfDFarvz200EZOC0BB+rFcz3ynVfs9R5nN0NibVFZ1aEuw1DtPlSX+2dk6YNESTU+tQJsmumq3tjbt4Iv2KS4Yg0YraBI7zJ+VY7AEF6YjcWcC0lxN5KInFA==ZW4tVVM=</p></td> </tr> </tbody> </table> </center></html></body>

Targets

    • Target
      dUdnUe
    • Size 8KB
    • SHA256 e3e1847656f75e32ee0c00a6576a6a38a250fdea1d318b5a9a53215d17075cf3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    adwaredefense_evasiondiscoveryfantomransomwarespywaretrojan

    • Fantom

      Ransomware which hides encryption process behind fake Windows Update screen.

      ransomwarefantom

    • Fantom family

      fantom

    • Renames multiple (879) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Disables Task Manager via registry modification

      defense_evasion

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Network Service Discovery

      Attempt to gather information on host's network.

      discovery

    • Network Share Discovery

      Attempt to gather information on host network.

      discovery
    behavioral1

MITRE ATT&CK Enterprise v16

Tasks