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
    119s
  • max time network
    141s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    22-11-2021 13:14

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General

  • Target

    4be85e2083b64838fb66b92195a250228a721cdb5ae91817ea97b37aa53f4a2b.exe

  • Size

    78KB

  • MD5

    62a70f74d6ac64829a8a31e306e9d41d

  • SHA1

    ec26b38a29549272cc5f0cf548e208030ff114b0

  • SHA256

    4be85e2083b64838fb66b92195a250228a721cdb5ae91817ea97b37aa53f4a2b

  • SHA512

    0bd94273735921ca43b2c12e1e9c1aba158c2f825621d1a3daa8bafecf652ea35f68bc12a748fe583429b698dc51ce4f39194129daf5521996d2d9faceb3a372

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 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 500 GB of data. If you do not contact us we will publish all your data in our blog and will send it to the biggest mass media. Blog post link: %BLOG_URL% >>> 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/LH2WLI60XU9O283RYADWV >> Warning! Recovery recommendations. We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.
URLs

http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/LH2WLI60XU9O283RYADWV

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 (nowautomation .com)

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

    suricata
  • Modifies extensions of user files 7 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\4be85e2083b64838fb66b92195a250228a721cdb5ae91817ea97b37aa53f4a2b.exe
    "C:\Users\Admin\AppData\Local\Temp\4be85e2083b64838fb66b92195a250228a721cdb5ae91817ea97b37aa53f4a2b.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:952
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3616

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/952-119-0x0000000002EC0000-0x0000000002EC1000-memory.dmp

    Filesize

    4KB

    Download

  • memory/952-118-0x0000000002EC3000-0x0000000002EC5000-memory.dmp

    Filesize

    8KB

    Download