General

  • Target

    5942061881262080.zip

  • Size

    38KB

  • Sample

    220211-s7f37schb9

  • MD5

    021b0cce009d779a52e3cd5af87b0834

  • SHA1

    d235ab9413d85d278e433607991967ba38cb180a

  • SHA256

    8054703867c085df33ce855a96741cc540f67bed604a1eb04bb025ac45c0f9e4

  • SHA512

    38d2253d624f9d508525601e78cac61864fcc9abde391203e875a54f2bb96a6b770f8809115686357230a662af163d10dcd403c74560cada03b2655d3b771f84

Malware Config

Extracted

Family

blackmatter

Version

1.2

Botnet

512478c08dada2af19e49808fbda5b0b

Credentials
  • Username:
    aheisler@hhcp.com
  • Password:
    120Heisler
  • Username:
    dsmith@hhcp.com
  • Password:
    Tesla2019
  • 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:\uR7ZOTnZH.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

      entry_1_0/Malware_111113.exe

    • Size

      67KB

    • MD5

      31bb101acf2dac98da60970b19724556

    • SHA1

      2059a0e17ae68b6342f7fd60f9e27286cc4e5410

    • SHA256

      bd0a7378cd96701edafc0a8ddd7b2a9904552be29804750bff47b3e08e23319f

    • SHA512

      7266fa80ff54ad0a7a290f8e5a85b616dc0e4ad68049536907487cb4083ab2464761ea858bc99168816606e9d5407bb74dc2e73eb027228c3da3d23b2a86b012

    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.

    • Sets desktop wallpaper using registry

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Impact

Defacement

1
T1491

Tasks