Overview

overview

10

Static

static

10

b06e2455a9...78.exe

windows7-x64

10

b06e2455a9...78.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    137s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-03-2024 21:08

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General

  • Target

    b06e2455a9c7c9485b85e9bdcceb8078.exe

  • Size

    34KB

  • MD5

    b06e2455a9c7c9485b85e9bdcceb8078

  • SHA1

    a63304592f422656d7abcb086915f9e799ad4641

  • SHA256

    072158f5588440e6c94cb419ae06a27cf584afe3b0cb09c28eff0b4662c15486

  • SHA512

    adc0501cbb19b53ecafa4522d5369f08e013df3c06dc068f3b1b6b823bca9dfa49a93d0fe1df5fb9ae026305f720cb8923bdbb9c5b7b98fb846670dd3e51fcf9

  • SSDEEP

    768:4mgeEbf2rriFVI1kggGVtSMC2F7QGIFFBMter7RI7d91NTYkd8aex:CE+VYVYMC2F7Aoter2j1lYg

Score
10/10
blackmatterransomwareupx

Malware Config

Extracted

Family

blackmatter

Version

1.2

Extracted

Path

C:\MaiYWlrYr.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
  • Renames multiple (166) files with added filename extension

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

    ransomware
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • 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\b06e2455a9c7c9485b85e9bdcceb8078.exe
    "C:\Users\Admin\AppData\Local\Temp\b06e2455a9c7c9485b85e9bdcceb8078.exe"
    1⤵
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Modifies Control Panel
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:64
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4312
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3796 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1772

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Defacement

    1
    T1491

    Resource Development

    Reconnaissance

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\MaiYWlrYr.README.txt
      Filesize

      1KB

      MD5

      f66968c47a64569e2281f65a95991be0

      SHA1

      ef9e3e80bfbea4c3021b226cb8cd00687013b8a8

      SHA256

      4b950c763006e7c4569df8742855cec31bf82f835bd7e2bdcb5f128db34c82bf

      SHA512

      cb4ace1b3e891ab100b3950c6bc133b216e91c8978a3af1ffd75617b606bb7ceb0133f44d37a30a827655e5b84b016d736a732f5f37635bb727e1a5b722cad24

      Download Submit
    • memory/64-0-0x0000000000280000-0x0000000000297000-memory.dmp
      Filesize

      92KB

      Download
    • memory/64-1-0x0000000000280000-0x0000000000297000-memory.dmp
      Filesize

      92KB

      Download
    • memory/64-2-0x0000000002600000-0x0000000002610000-memory.dmp
      Filesize

      64KB

      Download
    • memory/64-3-0x0000000002600000-0x0000000002610000-memory.dmp
      Filesize

      64KB

      Download
    • memory/64-134-0x0000000000280000-0x0000000000297000-memory.dmp
      Filesize

      92KB

      Download
    • memory/64-241-0x0000000000280000-0x0000000000297000-memory.dmp
      Filesize

      92KB

      Download
    • memory/64-252-0x0000000000280000-0x0000000000297000-memory.dmp
      Filesize

      92KB

      Download
    • memory/64-253-0x0000000002600000-0x0000000002610000-memory.dmp
      Filesize

      64KB

      Download
    • memory/64-254-0x0000000002600000-0x0000000002610000-memory.dmp
      Filesize

      64KB

      Download