be5bc29f58b868f4ff8cd66b4526535593e515a697bb8951c625bdfed13cccb7

General
Target

be5bc29f58b868f4ff8cd66b4526535593e515a697bb8951c625bdfed13cccb7

Size

95KB

Sample

220124-awqjdsggf9

Score
10 /10
MD5

75298c9dbf9784fee95782f5db5c3231

SHA1

ea09bf1a3b51f66b41f529615ad78eb4db0c7e8f

SHA256

be5bc29f58b868f4ff8cd66b4526535593e515a697bb8951c625bdfed13cccb7

SHA512

2e54261caaa9ed73b74190e459c6eddec2ba120cb45da4d74c56a0f876565cfe2c232e788a6f6502c27db146380658c695515e2ee7cd67d9aa7be240f0d9a927

Malware Config

Extracted

Family blackmatter
Version 3.0
Botnet 8894df2a085a1eb900cd9896235efc62
C2

䟍늶傖娩ⱼڍ쫏䤿䪔頙쭪챏嚘묁痰긯ῡ⧹ꮿ뻝觼ߦ拾ࣗ颅䧜䕤孧뮂㢸꿾抛�ᗅ툲륚㌴鹼韮鹕㥿쪧�嵶販殑핥飈඘夦悠옓惂籤∛彜澗ꨇ糤鮝恷䷮皅቉◖訊揔谝〬銠鑃ɠ楱횽熅탩ꝙ䘡秄䘗쒅翪둅鷛箵癣⛛䄗ꮲ蝷꓿ࡲ섛晱ر⼾뚳暮䀲폂簵幬稘䴻坈࢑戛繆

Attributes
attempt_auth
true
create_mutex
true
encrypt_network_shares
true
exfiltrate
true
mount_volumes
true
rsa_pubkey.base64
aes.base64

Extracted

Path C:\TEVwl5dwR.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 100++ GB of 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://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/OEJ8DVY73TL6236QWOHHJFWX >> Warning! Recovery recommendations. We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.
URLs

http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/OEJ8DVY73TL6236QWOHHJFWX

Targets
Target

be5bc29f58b868f4ff8cd66b4526535593e515a697bb8951c625bdfed13cccb7

MD5

75298c9dbf9784fee95782f5db5c3231

Filesize

95KB

Score
10/10
SHA1

ea09bf1a3b51f66b41f529615ad78eb4db0c7e8f

SHA256

be5bc29f58b868f4ff8cd66b4526535593e515a697bb8951c625bdfed13cccb7

SHA512

2e54261caaa9ed73b74190e459c6eddec2ba120cb45da4d74c56a0f876565cfe2c232e788a6f6502c27db146380658c695515e2ee7cd67d9aa7be240f0d9a927

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

  • Enumerates connected drives

    Description

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

    TTPs

    Query RegistryPeripheral Device DiscoverySystem Information Discovery
  • 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
        Execution
          Exfiltration
            Impact
            Initial Access
              Lateral Movement
                Persistence
                  Privilege Escalation
                    Tasks