Overview

overview

10

Static

static

10

072158f558...86.exe

windows7_x64

10

072158f558...86.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

2c323453e9...09.exe

windows7_x64

10

2c323453e9...09.exe

windows10_x64

10

2e50eb85f6...b2.exe

windows7_x64

10

2e50eb85f6...b2.exe

windows10_x64

10

4be85e2083...2b.exe

windows7_x64

10

4be85e2083...2b.exe

windows10_x64

10

5da8d2e1b3...fa.exe

windows7_x64

10

5da8d2e1b3...fa.exe

windows10_x64

10

668a4a2300...e6.exe

windows7_x64

10

668a4a2300...e6.exe

windows10_x64

10

6d4712df42...db.exe

windows7_x64

5

6d4712df42...db.exe

windows10_x64

10

706f3eec32...9d.exe

windows7_x64

10

706f3eec32...9d.exe

windows10_x64

10

7f6dd0ca03...84.exe

windows7_x64

10

7f6dd0ca03...84.exe

windows10_x64

10

9cf9441554...6a.exe

windows7_x64

10

9cf9441554...6a.exe

windows10_x64

10

b0e929e35c...6a.exe

windows7_x64

10

b0e929e35c...6a.exe

windows10_x64

10

c6e2ef30a8...99.exe

windows7_x64

10

c6e2ef30a8...99.exe

windows10_x64

10

e4a2260bcb...2d.exe

windows7_x64

10

e4a2260bcb...2d.exe

windows10_x64

10

eaac447d6a...4b.exe

windows7_x64

10

eaac447d6a...4b.exe

windows10_x64

10

Analysis

  • max time kernel
    120s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-en-20211104
  • submitted
    23-11-2021 10:31

Sharing

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Report Analysis Logs

General

  • Target

    7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984.exe

  • Size

    67KB

  • MD5

    d0512f2063cbd79fb0f770817cc81ab3

  • SHA1

    e324a2c8fae0d26b12f00ac859340f8d9945a9c1

  • SHA256

    7f6dd0ca03f04b64024e86a72a6d7cfab6abccc2173b85896fc4b431990a5984

  • SHA512

    a62cecdf8887e426332d56914dfe03780402a34896ffe7a3a932986832db7080e599db32bb2113238443750227a50de84ae36c6811993c43b7eee8b1a018d641

Score
10/10
blackmatterransomwaresuricata

Malware Config

Extracted

Path

C:\gawreXkrr.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 22 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
  • 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
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:756
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1676

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/756-55-0x00000000753E1000-0x00000000753E3000-memory.dmp

    Filesize

    8KB

    Download

  • memory/756-57-0x0000000000320000-0x0000000000321000-memory.dmp

    Filesize

    4KB

    Download

  • memory/756-56-0x0000000000325000-0x0000000000336000-memory.dmp

    Filesize

    68KB

    Download

  • memory/756-58-0x0000000000336000-0x0000000000337000-memory.dmp

    Filesize

    4KB

    Download