Overview

overview

10

Static

static

fe2b2beeff...le.exe

windows7_x64

10

fe2b2beeff...le.exe

windows10_x64

10

Analysis

  • max time kernel
    121s
  • max time network
    129s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    19-10-2021 13:58

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General

  • Target

    fe2b2beeff98cae90f58a5b2f01dab31eaa98d274757a7dd9f70f4dc8432a6e2.bin.sample.exe

  • Size

    80KB

  • MD5

    83b5eed2bc3b182170fd40ec8b8f5867

  • SHA1

    b4072bc41d10a822f0ca63094dd30eae6fa008a2

  • SHA256

    fe2b2beeff98cae90f58a5b2f01dab31eaa98d274757a7dd9f70f4dc8432a6e2

  • SHA512

    0c108e05c59831ee963122e2e77df1eb6ed8e0fd96f3b33fd1d1719447099144601cc3e28338bf6929933e80b885e3329f322f1831ed313e0859258484d48e16

Score
10/10
blackmatterransomware

Malware Config

Extracted

Path

C:\WRLMMTHME.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 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/5PRYG0PCO2OW528IDWU3VFPE >>> Warning! Recovery recommendations. We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.
URLs

http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/5PRYG0PCO2OW528IDWU3VFPE

Signatures

  • BlackMatter Ransomware

    BlackMatter ransomware group claims to be Darkside and REvil succesor.

    ransomwareblackmatter
  • Modifies extensions of user files 32 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\fe2b2beeff98cae90f58a5b2f01dab31eaa98d274757a7dd9f70f4dc8432a6e2.bin.sample.exe
    "C:\Users\Admin\AppData\Local\Temp\fe2b2beeff98cae90f58a5b2f01dab31eaa98d274757a7dd9f70f4dc8432a6e2.bin.sample.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:2160
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1408

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2160-115-0x00000000030C3000-0x00000000030C5000-memory.dmp

    Filesize

    8KB

    Download

  • memory/2160-116-0x00000000030C0000-0x00000000030C1000-memory.dmp

    Filesize

    4KB

    Download