Overview

overview

10

Static

static

10

5c66cd4f21...18.exe

windows7-x64

10

5c66cd4f21...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5c66cd4f21254f83663819138e634dd9_JaffaCakes118

  • Size

    80KB

  • Sample

    240719-r7fxrszdra

  • MD5

    5c66cd4f21254f83663819138e634dd9

  • SHA1

    6626cae85970e6490b8b0bf9da9aa4b57a79bb62

  • SHA256

    2aad85dbd4c79bd21c6218892552d5c9fb216293a251559ba59d45d56a01437c

  • SHA512

    093e1fb491d73ee240f1b0084bda233ef272618b56e61ed8602a57dec7b241b3f80a4a1749ff46d141399e71dd6127c9a8893c9d8d24c6aa48b0479a7ab42a2a

  • SSDEEP

    768:JHVfahoICS4AI4kyPh2qFSpAM0zHTMoXsLipP4+1Kkxwz5m7HEzETWOUP9LXzTN:/nICS4A79p2qFTM2HT02F4mHI5msOq

Score
10/10
blackmatter207aab0afc614ac68359fc63f9665961ransomware

Malware Config

Extracted

Family

blackmatter

Version

2.0

Botnet

207aab0afc614ac68359fc63f9665961

C2

https://fluentzip.org

http://fluentzip.org
Attributes
  • attempt_auth

    false

  • create_mutex

    true

  • encrypt_network_shares

    true

  • exfiltrate

    true

  • mount_volumes

    true

rsa_pubkey.base64
aes.base64

Extracted

Path

F:\uLxWKChWv.README.txt

Family

blackmatter

Ransom Note
~+ * + ' BLACK | () .-.,='``'=. - o - '=/_ \ | * | '=._ | \ `=./`, ' . '=.__.=' `=' * + Matter + O * ' . >>> What happens? Your network is encrypted, and currently not operational. We need only money, after payment we will give you a decryptor for the entire network and you will restore all the data. >>> What data stolen? From your network was stolen sensitive data. If you do not contact us we will publish all your data in our blog and will send it to the biggest mass media. >>> What guarantees? We are not a politically motivated group and we do not need anything other than your money. If you pay, we will provide you the programs for decryption and we will delete your data. If we do not give you decrypters or we do not delete your data, no one will pay us in the future, this does not comply with our goals. We always keep our promises. >> How to contact with us? 1. Download and install TOR Browser (https://www.torproject.org/). 2. Open http://supp24maprinktc7uizgfyqhisx7lkszb6ogh6lwdzpac23w3mh4tvyd.onion/EWX33VYY3IGOXSG5ZZ2 >> Warning! Recovery recommendations. We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.
URLs

http://supp24maprinktc7uizgfyqhisx7lkszb6ogh6lwdzpac23w3mh4tvyd.onion/EWX33VYY3IGOXSG5ZZ2

Targets

    • Target

      5c66cd4f21254f83663819138e634dd9_JaffaCakes118

    • Size

      80KB

    • MD5

      5c66cd4f21254f83663819138e634dd9

    • SHA1

      6626cae85970e6490b8b0bf9da9aa4b57a79bb62

    • SHA256

      2aad85dbd4c79bd21c6218892552d5c9fb216293a251559ba59d45d56a01437c

    • SHA512

      093e1fb491d73ee240f1b0084bda233ef272618b56e61ed8602a57dec7b241b3f80a4a1749ff46d141399e71dd6127c9a8893c9d8d24c6aa48b0479a7ab42a2a

    • SSDEEP

      768:JHVfahoICS4AI4kyPh2qFSpAM0zHTMoXsLipP4+1Kkxwz5m7HEzETWOUP9LXzTN:/nICS4A79p2qFTM2HT02F4mHI5msOq

    Score
    10/10
    blackmatterransomware

    • BlackMatter Ransomware

      BlackMatter ransomware group claims to be Darkside and REvil succesor.

      ransomwareblackmatter

    • Renames multiple (187) files with added filename extension

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

      ransomware

    • Sets desktop wallpaper using registry

      ransomware

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks