General

  • Target

    73660e46ac9fff2eaf11cc854b587fbf_JaffaCakes118

  • Size

    2.0MB

  • Sample

    240525-1zpz5sca9w

  • MD5

    73660e46ac9fff2eaf11cc854b587fbf

  • SHA1

    b4f77a59b94b2f53795803cb5f43b8c455d9fbfc

  • SHA256

    7132baedf3b72b93ae2d9917170fb7ec4d4f0fe6be235149c256b257347f685f

  • SHA512

    67715ca727e7e4a165e19890deff5eada442c1fb621bf97fce8175803e00575194cec9df2038eef9510738311ef23d6d2cdd465aa45e4c4b61ef25d86e7ae507

  • SSDEEP

    6144:VbeUcV3jSCijLDyDYCCqDYgPjnCUf4oHeljCr63VO6hRcIIKJrlSGAacKEK0usez:j

Malware Config

Extracted

Path

C:\Recovery\77984722-d108-11ee-bdd4-c695cbc44580\F8B00F-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .f8b00f -- 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_f8b00f: ehYnuVdqxNxI1kHP33IMU1i10kWeg5BHZ9DRW6uR6FxUUK1FzD 124gmSPx+574lhmqLaWc7BtWRPeNCFX++bEkW8owDMd5c665Yy i5Tz0VktqOUQzJHD9Myzh6Y07fF1r4OAyPxy87x8/smtjlQnRP O3d9A3dHEwWCdTLfLUjtftTW6tNf4NHjN0abOvgmhFBVfLpO7e +8vvw8p1Ykwv2Otu7QhisY8fKvFdlD3b/mcHMrIBAcAOfutqRx mvRvD4dAeAaH0DzIbCfKDpD4SwJUKd8/FPd7rvJg==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Extracted

Path

C:\Program Files\BC0178-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted by Netwalker. All encrypted files for this computer has extension: .bc0178 -- 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_bc0178: oDjcPVJTvdu2jUN6TcgGoBQwiQdOsqnJQNgrO1Ua2MsHOWHkQT pWMifDtC4VE6WMrlvgWXDaLDO2cY7GDQF6S6XgUQWH4TRB65Yy i96Yld4/bk2NReZXkSrc0YpQ7n+NDRlB5d9In2NgMRADTiPVfb MyuLN0UaIPMcUXmB4+b13aehsLIosYxMTM3Bh77D+gm1DUBnSm W/PnZxQActKzMuyB2kAGHqFF5eSg2mdp09X+b8WLD2n9awnWxp NJh8vS2w/L8NPHQDNxpCZsXQdBuqyjo2hFFz8zTg==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Targets

    • Target

      73660e46ac9fff2eaf11cc854b587fbf_JaffaCakes118

    • Size

      2.0MB

    • MD5

      73660e46ac9fff2eaf11cc854b587fbf

    • SHA1

      b4f77a59b94b2f53795803cb5f43b8c455d9fbfc

    • SHA256

      7132baedf3b72b93ae2d9917170fb7ec4d4f0fe6be235149c256b257347f685f

    • SHA512

      67715ca727e7e4a165e19890deff5eada442c1fb621bf97fce8175803e00575194cec9df2038eef9510738311ef23d6d2cdd465aa45e4c4b61ef25d86e7ae507

    • SSDEEP

      6144:VbeUcV3jSCijLDyDYCCqDYgPjnCUf4oHeljCr63VO6hRcIIKJrlSGAacKEK0usez:j

    • Netwalker Ransomware

      Ransomware family with multiple versions. Also known as MailTo.

    • Renames multiple (7496) files with added filename extension

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

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Tasks