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Overview

overview

10

Static

static

10

ba375d0625...91.exe

windows7-x64

10

ba375d0625...91.exe

windows10-2004-x64

10

Resubmissions

08/03/2024, 01:50

240308-b9hw5sda7w 10

Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08/03/2024, 01:50

Sharing

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General

  • Target

    ba375d0625001102fc1f2ccb6f582d91.exe

  • Size

    66KB

  • MD5

    ba375d0625001102fc1f2ccb6f582d91

  • SHA1

    379ebd1eff6f8685f4ff72657626bf6df5383d87

  • SHA256

    c6e2ef30a86baa670590bd21acf5b91822117e0cbe6060060bc5fe0182dace99

  • SHA512

    795b10a638e289729192de6a6d9964b5ad3b8084f84d58da077ca8ec08c8b8cb1acadb5240962d4ccacf66242bab1430923fc77bdbbfacd0badd64df2ba1487f

  • SSDEEP

    1536:HzICS4AT6GxdEe+TOdincJXvKvWLBjkl:4R7auJXSOhC

Score
10/10
blackmatterransomware

Malware Config

Extracted

Path

C:\4hmGaGiGG.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 (185) 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
  • Modifies system certificate store 2 TTPs 3 IoCs
    evasionspywaretrojan
  • 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\ba375d0625001102fc1f2ccb6f582d91.exe
    "C:\Users\Admin\AppData\Local\Temp\ba375d0625001102fc1f2ccb6f582d91.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies Control Panel
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2844
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2108

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\4hmGaGiGG.README.txt
    Filesize

    1KB

    MD5

    8a485e9f1237d69236522d2409a7fc3c

    SHA1

    fab1b7c56399623ae49ba840d0a88deb20099b5d

    SHA256

    d9006d5c753c364b27388831f03332f404b719a66f344ce8b1a340da24e93d53

    SHA512

    d0f2416496c77ad305de712ac8b6b42d9b57337eec88e66dddd8fc59309acda7a08ab3a492b961a850e8e501eafc0b23f6371af78210b86beefaae980e014483

    Download Submit

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    67KB

    MD5

    753df6889fd7410a2e9fe333da83a429

    SHA1

    3c425f16e8267186061dd48ac1c77c122962456e

    SHA256

    b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

    SHA512

    9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

    Download Submit

  • C:\Users\Admin\AppData\Local\Temp\TarD5AE.tmp
    Filesize

    175KB

    MD5

    dd73cead4b93366cf3465c8cd32e2796

    SHA1

    74546226dfe9ceb8184651e920d1dbfb432b314e

    SHA256

    a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

    SHA512

    ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

    Download Submit

  • memory/2844-0-0x00000000003C0000-0x0000000000400000-memory.dmp

    Filesize

    256KB

    Download