General

  • Target

    66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f

  • Size

    78KB

  • Sample

    210823-2zpa73sjs2

  • MD5

    feed59d9048fdc17962b71f7550388dd

  • SHA1

    b24887db18de6b017687c2aca95cf1ccfa0d8ea3

  • SHA256

    66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f

  • SHA512

    4fcd03ec2e73e0ce75774c21db66184bc3eab9128cac1cae9d1487a6bb8461a5641a7c3be590291f561833c22377e2f74c09084b37fda1f4d524b2607b252284

Malware Config

Extracted

Family

blackmatter

Version

2.0

Botnet

64139b5d8a3f06921a9364c262989e1f

C2

https://mojobiden.com

http://mojobiden.com

Attributes
  • attempt_auth

    false

  • create_mutex

    true

  • encrypt_network_shares

    true

  • exfiltrate

    true

  • mount_volumes

    true

rsa_pubkey.base64
aes.base64

Extracted

Path

C:\1rWCqamCt.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 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/9BEBTCZQN6BQJ94DJXJ >>> Warning! Recovery recommendations. We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.
URLs

http://supp24maprinktc7uizgfyqhisx7lkszb6ogh6lwdzpac23w3mh4tvyd.onion/9BEBTCZQN6BQJ94DJXJ

Targets

    • Target

      66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f

    • Size

      78KB

    • MD5

      feed59d9048fdc17962b71f7550388dd

    • SHA1

      b24887db18de6b017687c2aca95cf1ccfa0d8ea3

    • SHA256

      66e6563ecef8f33b1b283a63404a2029550af9a6574b84e0fb3f2c6a8f42e89f

    • SHA512

      4fcd03ec2e73e0ce75774c21db66184bc3eab9128cac1cae9d1487a6bb8461a5641a7c3be590291f561833c22377e2f74c09084b37fda1f4d524b2607b252284

    Score
    10/10
    • BlackMatter Ransomware

      BlackMatter ransomware group claims to be Darkside and REvil succesor.

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Sets desktop wallpaper using registry

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks