General

  • Target

    2d8ebde851e42622e0b6e60ec831e03a.exe

  • Size

    1006KB

  • Sample

    240222-xr48baee32

  • MD5

    2d8ebde851e42622e0b6e60ec831e03a

  • SHA1

    e77962926002b4603017901c097a54e8f83b6da9

  • SHA256

    2efb62748a9a6b808dcc9c6303ff8c4567a2ee20a56022f8ecbe3b6739fb0a40

  • SHA512

    39392647c1f82bf417986961a4b62a7843977f9aa641fcb10a4e4a943ab5b617d6c20bad4c14664a951528979fe8ea6f7b58b932d9d45c5b883dea6a65b05a86

  • SSDEEP

    12288:hSCbvRebC9TrasaYadqjRaQaofKkzaxa3+:oev/f3h7+QWr

Malware Config

Extracted

Path

C:\Program Files\Google\Chrome\Application\106.0.5249.119\Locales\3CD829-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .3cd829 -- 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_3cd829: zCUFR5I2NV1EwN/M4sWSoXoYsbQv0hRua4bZN+ayncyMXJHCnd Siq8n5yA1lhvSpVdETET6n/guAXU67TMw2lmQ2WuhbyWJT6kpz tJrnCQeAwlxrcYD9ZyFOvmgdkqQDAsers5MFeS7HS54D1cFlrQ 1F/9QrXd0zqC4W2BgQPwtcP640yojXoEYf/JsNGMCt+5ZWfJa0 9XQfvtTgFOtj/VF1OqAMfw2FbDMdru07ajrSXNsl6ienshv8bg DBgDXdIQWOr3f47eLbk20DBO3AAEVhRhhobixdbQ==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Users\Admin\Desktop\984466-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .984466 -- 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_984466: 4zWYdB3/V5lmX+HhdE+BVji/5aIhjmpv/1zTDs+XOf6s832Piu g3yMRt+IL78NHftIuOTT0OMSY/YnmU4VMqn8ftQYzihvAE6kpz tDMthmB83Ciq/CxicBp4VFjlmRLDBqFievZ+6OnQQG0PCHfKKk 2ytNIU/ADBjo1LMtbpyRExfzCi/VZ9CjOYocSuSV6znTBZjnob n+JID68cc4AkoEMLP3/4B2B1MM4Rr/ir9brmA2ZqPkYA7kfMvE DC78hzfCw6GXU1/1h1JStn7NAIVzM1HP+LjfYRsQ==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      2d8ebde851e42622e0b6e60ec831e03a.exe

    • Size

      1006KB

    • MD5

      2d8ebde851e42622e0b6e60ec831e03a

    • SHA1

      e77962926002b4603017901c097a54e8f83b6da9

    • SHA256

      2efb62748a9a6b808dcc9c6303ff8c4567a2ee20a56022f8ecbe3b6739fb0a40

    • SHA512

      39392647c1f82bf417986961a4b62a7843977f9aa641fcb10a4e4a943ab5b617d6c20bad4c14664a951528979fe8ea6f7b58b932d9d45c5b883dea6a65b05a86

    • SSDEEP

      12288:hSCbvRebC9TrasaYadqjRaQaofKkzaxa3+:oev/f3h7+QWr

    • Netwalker Ransomware

      Ransomware family with multiple versions. Also known as MailTo.

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Renames multiple (7450) files with added filename extension

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

    • Deletes itself

    • 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 v13

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

2
T1490

Tasks