General

  • Target

    ef2a52b9b2457045fefc4d5374b73261_JaffaCakes118

  • Size

    904KB

  • Sample

    240921-gd2l9sxepn

  • MD5

    ef2a52b9b2457045fefc4d5374b73261

  • SHA1

    ef3714bf11b603f0f3b8be77d84b98930970b77c

  • SHA256

    d0bcef569548210cf0d2f1ade88c6f92d48fb4b1ce7d3bfb21987ca796c6465d

  • SHA512

    b9427d73b9edcf5f140816dc615884eff76351c19cb0ffa5860e382599589a7e33a50f22165169790f2621f2e40e4f0d072464e639a1f43503f0d0888ad39b46

  • SSDEEP

    12288:sOCK75efghgLg/GDL6LOLL7LkXx4OKqWLLLivLYLLL8LxL5x:l

Malware Config

Extracted

Path

C:\Program Files\Java\jdk1.7.0_80\bin\2179CB-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .2179cb -- 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. Additionally, your data may have been stolen and if you do not cooperate with us, it will become publicly available on our blog. -- 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_2179cb: NzOYa7uBdl+UFWDT3jPaDFpXi5j0xCWj4bzlVjCoxdPfErFhS4 olnWsl33wZ5g37n+SpJgLoWN4auXp31uUAbH3fqxNV/ToFjQc1 +LyJVaIh4MnwfHjvD+QSTkvYz59lsq8J53UfELfmg9E1OwQJtm U9SkrRbh2aFR/3Tlxlg58PJHTPvj9CpFCGfycQvLLOfj2pQzNB sIOtCxj5Gll+vxqchFHhnsfIJAa8TMuWgZrYv0tcMC6MA7vgCa Uw/Ky5ayeAF4VCmL1USpQFWX3DlvFex9gZ9ICErA==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Program Files\Microsoft Office\77D69D-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .77d69d -- 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. Additionally, your data may have been stolen and if you do not cooperate with us, it will become publicly available on our blog. -- 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_77d69d: ao7Z5GXy6CtE2a+SU4/6C2lH6YuSeu/FI3lLaA4t/PCs71ULvR Mk7IW3gyfyM9ZcLm4z6+Rt4B3hPrXFYP0WlO+SP+CDz7NGjQc1 +Bq/Ebz2UcH1n10q1dEpA9auVvq5zjtacZmSJofpSHekXQjwFe zyi3KXL1ajuL0/RWyjbze8HgVrvOA/zUkxsMyHH5HWX4R9Y7l9 YDly7nP1pe7vZSRKGF26T9QF0owobAttJfMJvHSZEvUMC+J+/9 4nyf9ZSjJUfqoENV44A3zUiuVuUuCO8ktx5SzeTQ==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      ef2a52b9b2457045fefc4d5374b73261_JaffaCakes118

    • Size

      904KB

    • MD5

      ef2a52b9b2457045fefc4d5374b73261

    • SHA1

      ef3714bf11b603f0f3b8be77d84b98930970b77c

    • SHA256

      d0bcef569548210cf0d2f1ade88c6f92d48fb4b1ce7d3bfb21987ca796c6465d

    • SHA512

      b9427d73b9edcf5f140816dc615884eff76351c19cb0ffa5860e382599589a7e33a50f22165169790f2621f2e40e4f0d072464e639a1f43503f0d0888ad39b46

    • SSDEEP

      12288:sOCK75efghgLg/GDL6LOLL7LkXx4OKqWLLLivLYLLL8LxL5x:l

    • Netwalker Ransomware

      Ransomware family with multiple versions. Also known as MailTo.

    • Renames multiple (7383) files with added filename extension

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

MITRE ATT&CK Enterprise v15

Tasks