Overview

overview

10

Static

static

10

520bd9ed60...le.exe

windows7_x64

10

520bd9ed60...le.exe

windows10_x64

10

Analysis

  • max time kernel
    89s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    21-09-2021 13:18

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General

  • Target

    520bd9ed608c668810971dbd51184c6a29819674280b018dc4027bc38fc42e57.bin.sample.exe

  • Size

    78KB

  • MD5

    50c4970003a84cab1bf2634631fe39d7

  • SHA1

    721a749cbd6afcd765e07902c17d5ab949b04e4a

  • SHA256

    520bd9ed608c668810971dbd51184c6a29819674280b018dc4027bc38fc42e57

  • SHA512

    fb210c92f7d1be9f9361b11dffd30fac78eeaadabf844a78a7dad00169f994d089c1cf4a037d6a1b82fddf35a6bfa34b8cbf216ce1786f407dfc015c72533504

Score
10/10
blackmatterransomware

Malware Config

Extracted

Path

C:\UCzUExPUL.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/0JOA98TDMXLHJ77VDOO >>> Warning! Recovery recommendations. We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.
URLs

http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/0JOA98TDMXLHJ77VDOO

Signatures

  • BlackMatter Ransomware

    BlackMatter ransomware group claims to be Darkside and REvil succesor.

    ransomwareblackmatter
  • Modifies extensions of user files 22 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\520bd9ed608c668810971dbd51184c6a29819674280b018dc4027bc38fc42e57.bin.sample.exe
    "C:\Users\Admin\AppData\Local\Temp\520bd9ed608c668810971dbd51184c6a29819674280b018dc4027bc38fc42e57.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:4648
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4756

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/4648-115-0x0000000000C10000-0x0000000000C11000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4648-114-0x0000000000C13000-0x0000000000C15000-memory.dmp

    Filesize

    8KB

    Download