2aad85dbd4c79bd21c6218892552d5c9fb216293a251559ba59d45d56a01437c.exe

General
Target

2aad85dbd4c79bd21c6218892552d5c9fb216293a251559ba59d45d56a01437c.exe

Size

80KB

Sample

220508-p75vsahce7

Score
10 /10
MD5

5c66cd4f21254f83663819138e634dd9

SHA1

6626cae85970e6490b8b0bf9da9aa4b57a79bb62

SHA256

2aad85dbd4c79bd21c6218892552d5c9fb216293a251559ba59d45d56a01437c

SHA512

093e1fb491d73ee240f1b0084bda233ef272618b56e61ed8602a57dec7b241b3f80a4a1749ff46d141399e71dd6127c9a8893c9d8d24c6aa48b0479a7ab42a2a

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 C:\S8qmQECmy.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

2aad85dbd4c79bd21c6218892552d5c9fb216293a251559ba59d45d56a01437c.exe

MD5

5c66cd4f21254f83663819138e634dd9

Filesize

80KB

Score
10/10
SHA1

6626cae85970e6490b8b0bf9da9aa4b57a79bb62

SHA256

2aad85dbd4c79bd21c6218892552d5c9fb216293a251559ba59d45d56a01437c

SHA512

093e1fb491d73ee240f1b0084bda233ef272618b56e61ed8602a57dec7b241b3f80a4a1749ff46d141399e71dd6127c9a8893c9d8d24c6aa48b0479a7ab42a2a

Tags

Signatures

  • BlackMatter Ransomware

    Description

    BlackMatter ransomware group claims to be Darkside and REvil succesor.

    Tags

  • Modifies extensions of user files

    Description

    Ransomware generally changes the extension on encrypted files.

    Tags

  • Sets desktop wallpaper using registry

    Tags

    TTPs

    DefacementModify Registry
  • Suspicious use of NtSetInformationThreadHideFromDebugger

Related Tasks

MITRE ATT&CK Matrix
Collection
    Command and Control
      Credential Access
        Defense Evasion
        Discovery
          Execution
            Exfiltration
              Impact
              Initial Access
                Lateral Movement
                  Persistence
                    Privilege Escalation
                      Tasks