Overview

overview

10

Static

static

3

b07ff21839...4e.exe

windows7-x64

10

b07ff21839...4e.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19-12-2023 22:03

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General

  • Target

    b07ff2183904731e4905b1bc1e23d24e.exe

  • Size

    31KB

  • MD5

    b07ff2183904731e4905b1bc1e23d24e

  • SHA1

    3fe14bbf67d25bfa3b9d06f5f1fc7812aa28a687

  • SHA256

    3a03530c732ebe53cdd7c17bee0988896d36c2b632dbd6118613697c2af82117

  • SHA512

    e7774b76759952979bac48a5f1a24808d957181d5720393f16cfb6af054253a47fd63c9f068203eb2433ff768979c59043f9f4a52cf734f375583ddaba478c4d

  • SSDEEP

    768:TOdT6nmM1SJbpRP4EBg6AXTOJvFQ9z8CYI3j3i4O7D:Cdmnvgd4EeszQxXYIm

Score
10/10
blackmatterransomware

Malware Config

Extracted

Family

blackmatter

Version

1.2

Extracted

Path

C:\Users\Admin\5XCNh4eNc.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/GDBJS76DH3D4IKQD2QO7R. >>> Warning! Recovery recommendations. We strongly recommend you to do not MODIFY or REPAIR your files, that will damage them.
URLs

http://supp24yy6a66hwszu2piygicgwzdtbwftb76htfj7vnip3getgqnzxid.onion/GDBJS76DH3D4IKQD2QO7R

Signatures

  • BlackMatter Ransomware

    BlackMatter ransomware group claims to be Darkside and REvil succesor.

    ransomwareblackmatter
  • Renames multiple (152) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

    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
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\b07ff2183904731e4905b1bc1e23d24e.exe
    "C:\Users\Admin\AppData\Local\Temp\b07ff2183904731e4905b1bc1e23d24e.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies Control Panel
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2100
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2860

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\5XCNh4eNc.README.txt
    Filesize

    1KB

    MD5

    8a485e9f1237d69236522d2409a7fc3c

    SHA1

    fab1b7c56399623ae49ba840d0a88deb20099b5d

    SHA256

    d9006d5c753c364b27388831f03332f404b719a66f344ce8b1a340da24e93d53

    SHA512

    d0f2416496c77ad305de712ac8b6b42d9b57337eec88e66dddd8fc59309acda7a08ab3a492b961a850e8e501eafc0b23f6371af78210b86beefaae980e014483

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\Cab12D7.tmp
    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\Tar21B9.tmp
    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

    Download Submit

  • memory/2100-0-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2100-1-0x0000000001DC0000-0x0000000001E00000-memory.dmp

    Filesize

    256KB

    Download

  • memory/2100-317-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download