General

  • Target

    f7fac3c047714d6e7c00b227d5f970311437b0c0efc2c8fee23903650360d3cb

  • Size

    66KB

  • Sample

    220201-bnvzksfbe7

  • MD5

    b4f8572d450081bdd7ccad26c94500e2

  • SHA1

    1e85635ff2e3ddec098601d5674e5449dd352801

  • SHA256

    f7fac3c047714d6e7c00b227d5f970311437b0c0efc2c8fee23903650360d3cb

  • SHA512

    0da948d6ef49425993fe269e9203e18b7a29752050b524629b4f5b811751d2bf52ed526b87d55bb1b8fc47a7d21aa3c8f3cf4079e902ee9f3d9646a321de92b6

Malware Config

Extracted

Path

C:\Users\Admin\86F99D-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .86f99d -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_86f99d: 0ddi/idHRYHMZdlUJCBnf8EHw4r0CneoB35BaBz/CwQe078s++ YMtgoAHgjkjeAH2uMTXjgc0vhCI32Oj3zDPNn5bHNiS241TJr1 mPOBNXE+2NSncrexHcCAXCmKvG7z6NSsCIFlF5qwICq6EzVRtC 9iMnJBaCQUYj5xuKiE4I2a3DzazXw9xje0PEr752mX1HN8HIcV w7xoIksN4GeyvGr1BH3syEs6xEQF/WW9qzb0iOAjhAVR1GXeBL 1MW+iMvcGiT6laqRUxWdBe91A6Sbit4IfNX73sUA==}
URLs

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Users\Admin\Downloads\7D4B44-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}
URLs

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Users\Admin\Documents\7D4B44-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .7d4b44 -- 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. -- Our encryption algorithms are very strong and your files are very well protected, 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 decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_7d4b44: xyh4rtM94wQlJE99iIwh/QxZ5cCy2jYVkyEfKAA6CxFIuGyBzk DW/8F/NlOJg8qKl+vPHPnpGHOsmfXAFfneSdIF+AbxGzseTJr1 mNgLP4ftRYLULrat+RLdm4eVi4mMx0Qw8yo8H0MtKqtDN5cTHj VKMhXIFXgkw6rJgAqFUEY9pXemfYE1VAdo90HkTDHO+8WTnlt4 zsOBY5t5hayiVgwVr7uuer7mUli8aIUHoMuVchEgkgx66ViND5 /dWIHZ1JPcNzsI+dA+bfD2fL6P8LLJWh095mftpA==}
URLs

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      f7fac3c047714d6e7c00b227d5f970311437b0c0efc2c8fee23903650360d3cb

    • Size

      66KB

    • MD5

      b4f8572d450081bdd7ccad26c94500e2

    • SHA1

      1e85635ff2e3ddec098601d5674e5449dd352801

    • SHA256

      f7fac3c047714d6e7c00b227d5f970311437b0c0efc2c8fee23903650360d3cb

    • SHA512

      0da948d6ef49425993fe269e9203e18b7a29752050b524629b4f5b811751d2bf52ed526b87d55bb1b8fc47a7d21aa3c8f3cf4079e902ee9f3d9646a321de92b6

    • Netwalker Ransomware

      Ransomware family with multiple versions. Also known as MailTo.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Reads user/profile data of web browsers

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

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

File Deletion

2
T1107

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks