Analysis

  • max time kernel
    58s
  • max time network
    111s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09-11-2020 20:17

General

  • Target

    0d0ed90929351c08c47dbd7541073d037240718c4a2fd63c09d2377090d4cd7a.bin.exe

  • Size

    69KB

  • MD5

    63eb7712d7c9d495e8a6be937bdb1960

  • SHA1

    1897bcfc7f3d4a36bdd29da61e87ba00812dca24

  • SHA256

    0d0ed90929351c08c47dbd7541073d037240718c4a2fd63c09d2377090d4cd7a

  • SHA512

    049a2dc1c544a89673bcdca985ad1e42f168f65ff73267e2e0ac30ae992a8b21d375afb35882b512edc335bfdf44174fdbbf03b3451d5b2d405eceafd3e05497

Malware Config

Extracted

Path

C:\odt\E341EA-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\E341EA-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Program Files\7-Zip\Lang\E341EA-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\WebResources\Resource0\static\images\themes\dark\E341EA-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .e341ea -- 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: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_e341ea: EXAD167woTT+fGIubmc+DaIcb2NQR5vgoZrONKFLgvOM96YIVQ dWNcfa7tIppjKfxfnBTFSyKkorElDjCnQ3qNCu9WUFOFwcmifa dDyDSF5+TV79b+xt7HAp7aUMPIqglbD3VKr9pN+spq7j+nYZM5 eQ5DPQD8woDGJ/bQxCvfHAD8IiUGJfVApJHk8R+cYKhsIYTEgb 5qvh1V/O3BL067m3gy2I/RcnSfYScqb9dpp6OXncGUg8pYhsal zpGTNF41EljAX3+kfzGi0l7u/NQrIMlmJfy14ECw==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Signatures

  • Netwalker Ransomware

    Ransomware family with multiple versions. Also known as MailTo.

  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

  • Modifies extensions of user files 3 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Modifies service 2 TTPs 5 IoCs
  • Drops file in Program Files directory 17156 IoCs
  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13245 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0d0ed90929351c08c47dbd7541073d037240718c4a2fd63c09d2377090d4cd7a.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\0d0ed90929351c08c47dbd7541073d037240718c4a2fd63c09d2377090d4cd7a.bin.exe"
    1⤵
    • Modifies extensions of user files
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4700
    • C:\Windows\system32\vssadmin.exe
      C:\Windows\system32\vssadmin.exe delete shadows /all /quiet
      2⤵
      • Interacts with shadow copies
      PID:5080
    • C:\Windows\SysWOW64\notepad.exe
      C:\Windows\system32\notepad.exe "C:\Users\Admin\Desktop\E341EA-Readme.txt"
      2⤵
        PID:1304
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\2D5A.tmp.bat"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:9212
        • C:\Windows\SysWOW64\taskkill.exe
          taskkill /F /PID 4700
          3⤵
          • Kills process with taskkill
          • Suspicious use of AdjustPrivilegeToken
          PID:5168
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Modifies service
      • Suspicious use of AdjustPrivilegeToken
      PID:7404

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Defense Evasion

    File Deletion

    2
    T1107

    Modify Registry

    1
    T1112

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Impact

    Inhibit System Recovery

    2
    T1490

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2D5A.tmp.bat
      MD5

      3386c967e7ef9885453c02754a88ccb5

      SHA1

      356b852a847b0941b9240ff5b82614f33809b33b

      SHA256

      e7cf462f48e3f7ef832130ec577d0a4fd9d091d526ed857004dd7013707c4623

      SHA512

      432ab8bb883d82d4f727f33f0efccd5285db298918a44f522f345fcf39a2c0149a01fb682feaf2bf0b14bd74cdd07626c30514bb321a7c8b1abc1e0a67acfb9a

    • C:\Users\Admin\Desktop\E341EA-Readme.txt
      MD5

      e3d7c7ae1833c52627d068a26704fa42

      SHA1

      7d947de2e820ae51349526aedb731e0cc5bd08ef

      SHA256

      f672fff499fae487508f53d6d68ddde0174c0f4df08f30e0dd44c91ec06f4703

      SHA512

      011ed4404ae934b6a7d37fee938c7520033e93fa16d0c09e0ddf1b4d7baf03134970b2fd54164e568fe7fa663e137a011c6153d27e6e5a27b57419d42a5258a6

    • memory/1304-1-0x0000000000000000-mapping.dmp
    • memory/5080-0-0x0000000000000000-mapping.dmp
    • memory/5168-4-0x0000000000000000-mapping.dmp
    • memory/9212-2-0x0000000000000000-mapping.dmp