General

  • Target

    22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6

  • Size

    67KB

  • Sample

    210831-6mvw2m6xpn

  • MD5

    598c53bfef81e489375f09792e487f1a

  • SHA1

    80a29bd2c349a8588edf42653ed739054f9a10f5

  • SHA256

    22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6

  • SHA512

    6a82ad5009588d2fa343bef8d9d2a02e2e76eec14979487a929a96a6b6965e82265a69ef8dd29a01927e9713468de3aedd7b5ee5e79839a1a50649855a160c35

Malware Config

Extracted

Family

blackmatter

Version

1.2

Botnet

512478c08dada2af19e49808fbda5b0b

Credentials

Protocol: smtp

Host:

Port: 587

Username: aheisler@hhcp.com

Password: 120Heisler

Protocol: smtp

Host:

Port: 587

Username: dsmith@hhcp.com

Password: Tesla2019

Protocol: smtp

Host:

Port: 587

Username: administrator@hhcp.com

Password: iteam8**

C2

https://paymenthacks.com

http://paymenthacks.com

https://mojobiden.com

http://mojobiden.com

Attributes
attempt_auth
true
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 have downloaded 1TB from your fileserver. 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. >> Data leak includes 1. Full emloyeers personal data 2. Network information 3. Schemes of buildings, active project information, architect details and contracts, 4. Finance info >>> How to contact with us? 1. Download and install TOR Browser (https://www.torproject.org/). 2. Open http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/7NT6LXKC1XQHW5039BLOV. >>> Warning! Recovery recommendations. We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.
URLs

http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/7NT6LXKC1XQHW5039BLOV

Targets

    • Target

      22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6

    • Size

      67KB

    • MD5

      598c53bfef81e489375f09792e487f1a

    • SHA1

      80a29bd2c349a8588edf42653ed739054f9a10f5

    • SHA256

      22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6

    • SHA512

      6a82ad5009588d2fa343bef8d9d2a02e2e76eec14979487a929a96a6b6965e82265a69ef8dd29a01927e9713468de3aedd7b5ee5e79839a1a50649855a160c35

    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 Matrix

Collection

    Command and Control

      Credential Access

        Defense Evasion

        Execution

          Exfiltration

            Impact

            Initial Access

              Lateral Movement

                Persistence

                  Privilege Escalation