Overview

overview

10

Static

static

10

7f6dd0ca03...84.exe

windows7_x64

10

7f6dd0ca03...84.exe

windows10_x64

10

Analysis

  • max time kernel
    100s
  • max time network
    111s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    05-10-2021 12:33

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General

  • Target

    7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984.exe

  • Size

    67KB

  • MD5

    d0512f2063cbd79fb0f770817cc81ab3

  • SHA1

    e324a2c8fae0d26b12f00ac859340f8d9945a9c1

  • SHA256

    7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984

  • SHA512

    a62cecdf8887e426332d56914dfe03780402a34896ffe7a3a932986832db7080e599db32bb2113238443750227a50de84ae36c6811993c43b7eee8b1a018d641

Score
10/10
blackmatterransomware

Malware Config

Extracted

Path

C:\1rWCqamCt.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
  • Modifies extensions of user files 24 IoCs

    Ransomware generally changes the extension on encrypted files.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984.exe
    "C:\Users\Admin\AppData\Local\Temp\7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984.exe"
    1⤵
    • Modifies extensions of user files
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies Control Panel
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1096
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1500

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1096-60-0x0000000075201000-0x0000000075203000-memory.dmp

    Filesize

    8KB

    Download

  • memory/1096-62-0x0000000000970000-0x0000000000971000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1096-61-0x0000000000975000-0x0000000000986000-memory.dmp

    Filesize

    68KB

    Download

  • memory/1096-63-0x0000000000986000-0x0000000000987000-memory.dmp

    Filesize

    4KB

    Download