573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d

General
Target

573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d

Size

91KB

Sample

201109-zr5tgkqtnj

Score
10 /10
MD5

457a4ba6896e15e132cc084cb6cd7a80

SHA1

e79fc10dcf685be830578d09cb8ea2894b1d280d

SHA256

573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d

SHA512

115bff1f55a14064e0deae457cfb3bf989f85091972dd30a207fde9f76a7bea19f5c689c2f5d5feccc1ee52d2e3a72dde159b2eb38bdac845d07ac0726d00104

Malware Config

Extracted

Path C:\ProgramData\Microsoft\User Account Pictures\4F6CA-Readme.txt
Family netwalker
Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .4f6ca -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_4f6ca: Gjwm6fIFIkhhWL91IA2RazHhOx8xHrs5Hh5r9DcIrCyOWAsJFm VhYAdViDrf659aaKxfH/wIVPm4GZw7EBHZIFffeIrgX3EXkpyd X7tIByd+sE8Y1jBONLUeyChgT1WKn2Pn80o5jmFPEqxrI0AHS0 tuus/i0pKw1zGZOipUVQ7eng4S1gW/DdUMuN881c3+ivn6PO/l XWwRS5urblEaRjwaaAD2dEIbTa02ZZpJrH3S/ZSLWSy2gQRdFq VI3lMyeVOjZjw4D4AnjL2Llt7lkoqh2KQ=}
Emails

sevenoneone@cock.li

kavariusing@tutanota.com

Extracted

Path C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\4F6CA-Readme.txt
Family netwalker
Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .4f6ca -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_4f6ca: Gjwm6fIFIkhhWL91IA2RazHhOx8xHrs5Hh5r9DcIrCyOWAsJFm VhYAdViDrf659aaKxfH/wIVPm4GZw7EBHZIFffeIrgX3EXkpyd X7tIByd+sE8Y1jBONLUeyChgT1WKn2Pn80o5jmFPEqxrI0AHS0 tuus/i0pKw1zGZOipUVQ7eng4S1gW/DdUMuN881c3+ivn6PO/l XWwRS5urblEaRjwaaAD2dEIbTa02ZZpJrH3S/ZSLWSy2gQRdFq VI3lMyeVOjZjw4D4AnjL2Llt7lkoqh2KQ=}Hi! Your files are encrypted. All encrypted files for this computer has extension: .4f6ca -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_4f6ca: Gjwm6fIFIkhhWL91IA2RazHhOx8xHrs5Hh5r9DcIrCyOWAsJFm VhYAdViDrf659aaKxfH/wIVPm4GZw7EBHZIFffeIrgX3EXkpyd X7tIByd+sE8Y1jBONLUeyChgT1WKn2Pn80o5jmFPEqxrI0AHS0 tuus/i0pKw1zGZOipUVQ7eng4S1gW/DdUMuN881c3+ivn6PO/l XWwRS5urblEaRjwaaAD2dEIbTa02ZZpJrH3S/ZSLWSy2gQRdFq VI3lMyeVOjZjw4D4AnjL2Llt7lkoqh2KQ=}Hi! Your files are encrypted. All encrypted files for this computer has extension: .4f6ca -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_4f6ca: Gjwm6fIFIkhhWL91IA2RazHhOx8xHrs5Hh5r9DcIrCyOWAsJFm VhYAdViDrf659aaKxfH/wIVPm4GZw7EBHZIFffeIrgX3EXkpyd X7tIByd+sE8Y1jBONLUeyChgT1WKn2Pn80o5jmFPEqxrI0AHS0 tuus/i0pKw1zGZOipUVQ7eng4S1gW/DdUMuN881c3+ivn6PO/l XWwRS5urblEaRjwaaAD2dEIbTa02ZZpJrH3S/ZSLWSy2gQRdFq VI3lMyeVOjZjw4D4AnjL2Llt7lkoqh2KQ=}
Emails

sevenoneone@cock.li

kavariusing@tutanota.com

Extracted

Path C:\Program Files (x86)\Microsoft Office\Document Themes 14\4F6CA-Readme.txt
Family netwalker
Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .4f6ca -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_4f6ca: Gjwm6fIFIkhhWL91IA2RazHhOx8xHrs5Hh5r9DcIrCyOWAsJFm VhYAdViDrf659aaKxfH/wIVPm4GZw7EBHZIFffeIrgX3EXkpyd X7tIByd+sE8Y1jBONLUeyChgT1WKn2Pn80o5jmFPEqxrI0AHS0 tuus/i0pKw1zGZOipUVQ7eng4S1gW/DdUMuN881c3+ivn6PO/l XWwRS5urblEaRjwaaAD2dEIbTa02ZZpJrH3S/ZSLWSy2gQRdFq VI3lMyeVOjZjw4D4AnjL2Llt7lkoqh2KQ=}Hi! Your files are encrypted. All encrypted files for this computer has extension: .4f6ca -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_4f6ca: Gjwm6fIFIkhhWL91IA2RazHhOx8xHrs5Hh5r9DcIrCyOWAsJFm VhYAdViDrf659aaKxfH/wIVPm4GZw7EBHZIFffeIrgX3EXkpyd X7tIByd+sE8Y1jBONLUeyChgT1WKn2Pn80o5jmFPEqxrI0AHS0 tuus/i0pKw1zGZOipUVQ7eng4S1gW/DdUMuN881c3+ivn6PO/l XWwRS5urblEaRjwaaAD2dEIbTa02ZZpJrH3S/ZSLWSy2gQRdFq VI3lMyeVOjZjw4D4AnjL2Llt7lkoqh2KQ=}
Emails

sevenoneone@cock.li

kavariusing@tutanota.com

Extracted

Path C:\odt\8512B-Readme.txt
Family netwalker
Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .8512b -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_8512b: i/4ev9P8VUQi+d5VrmK+kaw2VSnazs6yELdKkEyGyKIqLZ6eQM h/XD2H5GFFdpBSU84/92j/SNsCg0XBw4qVtzHjIYXYOHwLkpyd X/Xq1P72gbiJeA5QB/nh7SE7cGeF5JWi6CahDvWfTPqHEX0Xfq pMuTtzYD0oT1jZyZh/TUHmMQla8q62o/4HCEHh4X0aN8eiU+Ts RSFJHvdqk2pqGtn2loB9IdtLOqZtDUf5+xOmlgFfDS4tODTQOR +HG3cKNfPki9T/e80DojnqXw9ULEqhUsE=}
Emails

sevenoneone@cock.li

kavariusing@tutanota.com

Extracted

Path C:\Users\Admin\Searches\8512B-Readme.txt
Family netwalker
Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .8512b -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_8512b: i/4ev9P8VUQi+d5VrmK+kaw2VSnazs6yELdKkEyGyKIqLZ6eQM h/XD2H5GFFdpBSU84/92j/SNsCg0XBw4qVtzHjIYXYOHwLkpyd X/Xq1P72gbiJeA5QB/nh7SE7cGeF5JWi6CahDvWfTPqHEX0Xfq pMuTtzYD0oT1jZyZh/TUHmMQla8q62o/4HCEHh4X0aN8eiU+Ts RSFJHvdqk2pqGtn2loB9IdtLOqZtDUf5+xOmlgFfDS4tODTQOR +HG3cKNfPki9T/e80DojnqXw9ULEqhUsE=}Hi! Your files are encrypted. All encrypted files for this computer has extension: .8512b -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised, rebooting/shutdown will cause you to lose files without the possibility of recovery and even god will not be able to help you, it could be files on the network belonging to other users, sure you want to take that responsibility? -- Our encryption algorithms are very strong and your files are very well protected, you can't hope to recover them without our help. The only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypt program, you may damage them and then they will be impossible to recover. We advise you to contact us as soon as possible, otherwise there is a possibility that your files will never be returned. For us this is just business and to prove to you our seriousness, we will decrypt you some files for free, but we will not wait for your letter for a long time, mail can be abused, we are moving on, hurry up with the decision. Сontact us: 1.sevenoneone@cock.li 2.kavariusing@tutanota.com Don't forget to include your code in the email: {code_5f9d9c92_8512b: i/4ev9P8VUQi+d5VrmK+kaw2VSnazs6yELdKkEyGyKIqLZ6eQM h/XD2H5GFFdpBSU84/92j/SNsCg0XBw4qVtzHjIYXYOHwLkpyd X/Xq1P72gbiJeA5QB/nh7SE7cGeF5JWi6CahDvWfTPqHEX0Xfq pMuTtzYD0oT1jZyZh/TUHmMQla8q62o/4HCEHh4X0aN8eiU+Ts RSFJHvdqk2pqGtn2loB9IdtLOqZtDUf5+xOmlgFfDS4tODTQOR +HG3cKNfPki9T/e80DojnqXw9ULEqhUsE=}
Emails

sevenoneone@cock.li

kavariusing@tutanota.com

Targets
Target

573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d

MD5

457a4ba6896e15e132cc084cb6cd7a80

Filesize

91KB

Score
10/10
SHA1

e79fc10dcf685be830578d09cb8ea2894b1d280d

SHA256

573873b7b2fbb390ff21bb4e986f69fa25a1f3eea2c5fe446d46c186ab92257d

SHA512

115bff1f55a14064e0deae457cfb3bf989f85091972dd30a207fde9f76a7bea19f5c689c2f5d5feccc1ee52d2e3a72dde159b2eb38bdac845d07ac0726d00104

Tags

Signatures

  • Detected Netwalker Ransomware

    Description

    Detected unpacked Netwalker executable.

  • Netwalker Ransomware

    Description

    Ransomware family with multiple versions. Also known as MailTo.

    Tags

  • Deletes shadow copies

    Description

    Ransomware often targets backup files to inhibit system recovery.

    Tags

    TTPs

    File DeletionInhibit System Recovery
  • Modifies extensions of user files

    Description

    Ransomware generally changes the extension on encrypted files.

    Tags

  • Deletes itself

  • Reads user/profile data of web browsers

    Description

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

    Tags

    TTPs

    Data from Local SystemCredentials in Files
  • Adds Run key to start application

    Tags

    TTPs

    Registry Run Keys / Startup FolderModify Registry
  • Modifies service

    Tags

    TTPs

    Modify RegistryModify Existing Service
  • Suspicious use of SetThreadContext

Related Tasks

MITRE ATT&CK Matrix
Command and Control
    Credential Access
    Discovery
      Execution
        Exfiltration
          Initial Access
            Lateral Movement
              Privilege Escalation
                Tasks