Overview

overview

10

Static

static

10

00260c390f...f8.exe

windows7-x64

10

00260c390f...f8.exe

windows10-2004-x64

10

01bf78841b...16.exe

windows7-x64

9

01bf78841b...16.exe

windows10-2004-x64

9

0545f842ca...49.exe

windows7-x64

10

0545f842ca...49.exe

windows10-2004-x64

10

068ca3e92c...fd.exe

windows7-x64

10

068ca3e92c...fd.exe

windows10-2004-x64

10

0b856337d9...c9.exe

windows7-x64

10

0b856337d9...c9.exe

windows10-2004-x64

10

0d38f8bf83...09.exe

windows7-x64

10

0d38f8bf83...09.exe

windows10-2004-x64

10

0e35a681fc...5e.exe

windows7-x64

10

0e35a681fc...5e.exe

windows10-2004-x64

10

0f178bc093...35.exe

windows7-x64

10

0f178bc093...35.exe

windows10-2004-x64

10

10306702a1...dd.dll

windows7-x64

10

10306702a1...dd.dll

windows10-2004-x64

10

160c972897...21.exe

windows7-x64

10

160c972897...21.exe

windows10-2004-x64

10

19f7d53c4a...a0.exe

windows7-x64

10

19f7d53c4a...a0.exe

windows10-2004-x64

10

1b109db549...18.exe

windows7-x64

10

1b109db549...18.exe

windows10-2004-x64

10

1e10e08cda...18.dll

windows7-x64

10

1e10e08cda...18.dll

windows10-2004-x64

10

1eb0b48ca7...1d.dll

windows7-x64

1

1eb0b48ca7...1d.dll

windows10-2004-x64

1

1f0e4cbc1a...7d.exe

windows7-x64

10

1f0e4cbc1a...7d.exe

windows10-2004-x64

10

239c9969fd...90.exe

windows7-x64

10

239c9969fd...90.exe

windows10-2004-x64

10

Resubmissions

20-03-2024 09:55

240320-lxzn8sdh94 10

20-03-2024 09:53

240320-lwzb3sef3x 10

18-03-2024 09:01

240318-ky38dadf6s 10

Analysis

  • max time kernel
    149s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-03-2024 09:01

Sharing

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Report Analysis Logs

General

  • Target

    0f178bc093b6b9d25924a85d9a7dde64592215599733e83e3bbc6df219564335.exe

  • Size

    151KB

  • MD5

    1fbef2a9007eb0e32fb586e0fca3f0e7

  • SHA1

    3e86304198d1185a36834e59147fc767315d8678

  • SHA256

    0f178bc093b6b9d25924a85d9a7dde64592215599733e83e3bbc6df219564335

  • SHA512

    94de457c74b783413514bc5804e86f5e1f0962dc03acf12d0a22c8b383b099518242314862417c24e5b13101b135d36dce285f4db11c989f3bc4331ce1b437b0

  • SSDEEP

    3072:3m5H8y2mrr217uS8nW+cpsCp2cOy1cjKCy8YjKGiyWDDuMqqD/E0a3Hv/:3MHf2mr/Ww74cdlzXFqqD/Za//

Score
10/10
lockbitevasionpersistenceransomware

Malware Config

Extracted

Path

C:\Program Files\dotnet\Restore-My-Files.txt

Family

lockbit

Ransom Note
All your important files are encrypted! Any attempts to restore your files with the thrid-party software will be fatal for your files! RESTORE YOU DATA POSIBLE ONLY BUYING private key from us. There is only one way to get your files back: | 1. Download Tor browser - https://www.torproject.org/ and install it. | 2. Open link in TOR browser - http://lockbitks2tvnmwk.onion/?83ED6257CCE5CF86BA1BBB9133899A5C This link only works in Tor Browser! | 3. Follow the instructions on this page ### Attention! ### # Do not rename encrypted files. # Do not try to decrypt using third party software, it may cause permanent data loss. # Decryption of your files with the help of third parties may cause increased price(they add their fee to our). # Tor Browser may be blocked in your country or corporate network. Use https://bridges.torproject.org or use Tor Browser over VPN. # Tor Browser user manual https://tb-manual.torproject.org/about !!! We also download huge amount of your private data, including finance information, clients personal info, network diagrams, passwords and so on. Don't forget about GDPR.
URLs

http://lockbitks2tvnmwk.onion/?83ED6257CCE5CF86BA1BBB9133899A5C

Signatures

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

    ransomwarelockbit
  • Deletes shadow copies 2 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomware
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • Renames multiple (6428) files with added filename extension

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

    ransomware
  • Deletes backup catalog 3 TTPs 1 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Interacts with shadow copies 2 TTPs 1 IoCs

    Shadow copies are often targeted by ransomware to inhibit system recovery.

    ransomware
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • 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\0f178bc093b6b9d25924a85d9a7dde64592215599733e83e3bbc6df219564335.exe
    "C:\Users\Admin\AppData\Local\Temp\0f178bc093b6b9d25924a85d9a7dde64592215599733e83e3bbc6df219564335.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5032
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3960
      • C:\Windows\system32\vssadmin.exe
        vssadmin delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:832
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic shadowcopy delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:5028
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:1992
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} recoveryenabled no
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:4676
      • C:\Windows\system32\wbadmin.exe
        wbadmin delete catalog -quiet
        3⤵
        • Deletes backup catalog
        PID:5020
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1700
  • C:\Windows\system32\wbengine.exe
    "C:\Windows\system32\wbengine.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4464
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:3420
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:2000

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files\dotnet\Restore-My-Files.txt
      Filesize

      1KB

      MD5

      3e493f8ff27347198eb5ed94e7ff761a

      SHA1

      63ee83c03a4d528877cc53ee98444296818c3c37

      SHA256

      d136d17cfab1f7580a658ad40ca82190195e26d596eef0255681f0459c520c15

      SHA512

      4e4dc6606e6ba7467044c9bebca78eae6383bcaf336cffcf0c94fe30ce25c5dfac873611614fb42b2119bb0a0f2bf5f86d417d74114f3b40a41d9d1befd84b0e

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