Overview

overview

10

Static

static

10

072158f558...86.exe

windows7_x64

10

072158f558...86.exe

windows10_x64

10

0751c42296...a4.exe

windows7_x64

10

0751c42296...a4.exe

windows10_x64

10

14a3e308c9...5c.exe

windows7_x64

3

14a3e308c9...5c.exe

windows10_x64

3

1c63a4fdee...49.exe

windows7_x64

10

1c63a4fdee...49.exe

windows10_x64

10

1eea3cbd72...c2.exe

windows7_x64

10

1eea3cbd72...c2.exe

windows10_x64

10

20742987e6...41.exe

windows7_x64

10

20742987e6...41.exe

windows10_x64

10

22d7d67c3a...d6.exe

windows7_x64

10

22d7d67c3a...d6.exe

windows10_x64

10

2466fca0e2...4c.exe

windows7_x64

10

2466fca0e2...4c.exe

windows10_x64

10

2aad85dbd4...7c.exe

windows7_x64

10

2aad85dbd4...7c.exe

windows10_x64

10

2c323453e9...09.exe

windows7_x64

10

2c323453e9...09.exe

windows10_x64

10

2cdb5edf30...fd.exe

windows7_x64

10

2cdb5edf30...fd.exe

windows10_x64

10

2e50eb85f6...b2.exe

windows7_x64

10

2e50eb85f6...b2.exe

windows10_x64

10

3a03530c73...17.exe

windows7_x64

10

3a03530c73...17.exe

windows10_x64

10

3a4bd5288b...40.exe

windows7_x64

10

3a4bd5288b...40.exe

windows10_x64

10

4ad9432cc8...91.dll

windows7_x64

10

4ad9432cc8...91.dll

windows10_x64

10

4be85e2083...2b.exe

windows7_x64

10

4be85e2083...2b.exe

windows10_x64

10

Analysis

  • max time kernel
    131s
  • max time network
    158s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    22-11-2021 13:14

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General

  • Target

    22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6.exe

  • Size

    67KB

  • MD5

    598c53bfef81e489375f09792e487f1a

  • SHA1

    80a29bd2c349a8588edf42653ed739054f9a10f5

  • SHA256

    22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6

  • SHA512

    6a82ad5009588d2fa343bef8d9d2a02e2e76eec14979487a929a96a6b6965e82265a69ef8dd29a01927e9713468de3aedd7b5ee5e79839a1a50649855a160c35

Score
10/10
blackmatterransomwaresuricata

Malware Config

Extracted

Path

C:\eeWDzMyD5.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

Signatures

  • BlackMatter Ransomware

    BlackMatter ransomware group claims to be Darkside and REvil succesor.

    ransomwareblackmatter
  • suricata: ET MALWARE BlackMatter CnC Activity

    suricata: ET MALWARE BlackMatter CnC Activity

    suricata
  • suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (mojobiden .com)

    suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (mojobiden .com)

    suricata
  • suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (paymenthacks .com)

    suricata: ET MALWARE BlackMatter CnC Domain in DNS Lookup (paymenthacks .com)

    suricata
  • Modifies extensions of user files 18 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
  • Modifies Control Panel 3 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6.exe
    "C:\Users\Admin\AppData\Local\Temp\22d7d67c3af10b1a37f277ebabe2d1eb4fd25afbd6437d4377400e148bcc08d6.exe"
    1⤵
    • Modifies extensions of user files
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies Control Panel
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3776
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:656

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3776-119-0x00000000013F0000-0x00000000013F1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3776-118-0x00000000013F3000-0x00000000013F5000-memory.dmp

    Filesize

    8KB

    Download