Overview

overview

10

Static

static

10

0f178bc093...35.exe

windows7-x64

10

0f178bc093...35.exe

windows10-2004-x64

10

1b109db549...18.exe

windows7-x64

10

1b109db549...18.exe

windows10-2004-x64

10

1dbe9f9565...92.exe

windows7-x64

10

1dbe9f9565...92.exe

windows10-2004-x64

10

1e3bf358c7...70.exe

windows7-x64

10

1e3bf358c7...70.exe

windows10-2004-x64

10

26b6a9fecf...39.exe

windows7-x64

10

26b6a9fecf...39.exe

windows10-2004-x64

10

286bffaa9c...3f.exe

windows7-x64

10

286bffaa9c...3f.exe

windows10-2004-x64

10

410c884d88...77.exe

windows7-x64

10

410c884d88...77.exe

windows10-2004-x64

10

5072678821...db.exe

windows7-x64

10

5072678821...db.exe

windows10-2004-x64

10

69d9dd7fdd...97.exe

windows7-x64

10

69d9dd7fdd...97.exe

windows10-2004-x64

10

76a77def28...78.exe

windows7-x64

10

76a77def28...78.exe

windows10-2004-x64

10

91d1ab6c30...31.exe

windows7-x64

10

91d1ab6c30...31.exe

windows10-2004-x64

10

ca57455fd1...75.exe

windows7-x64

10

ca57455fd1...75.exe

windows10-2004-x64

10

e3f236e4ae...77.exe

windows7-x64

10

e3f236e4ae...77.exe

windows10-2004-x64

10

faa3453ceb...69.exe

windows7-x64

10

faa3453ceb...69.exe

windows10-2004-x64

10

ffbb6c4d8d...4d.exe

windows7-x64

10

ffbb6c4d8d...4d.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    140s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-12-2024 23:40

Sharing

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Report Analysis Logs

General

  • Target

    76a77def28acf51b2b7cdcbfaa182fe5726dd3f9e891682a4efc3226640b9c78.exe

  • Size

    343KB

  • MD5

    9a246bf39f3fab9c2d45f1003bdc6b45

  • SHA1

    f05e71ed0e4a779fc30c3d732b07e15d56f8e3bc

  • SHA256

    76a77def28acf51b2b7cdcbfaa182fe5726dd3f9e891682a4efc3226640b9c78

  • SHA512

    fe0fba6970c2e08ddfcfc867644bce49e8d609f1b98aa638f7dd88dac84c71da164ad7fbbd13469504407e82282618e71bc31fb3d57e5d1df906bfb2a1b0addf

  • SSDEEP

    6144:XRgAYEzNetKh0FtASkJuTXHJdprdf9SDborKA/26m5:BgdSNqKGYDujDpJlSDEGA/A

Score
10/10
lockbitdefense_evasiondiscoveryevasionexecutionimpactpersistenceransomwareupx

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/?C841D0BEAB3F0D59D8ED63E4E58A1C84 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
URLs

http://lockbitks2tvnmwk.onion/?C841D0BEAB3F0D59D8ED63E4E58A1C84

Signatures

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

    ransomwarelockbit
  • Lockbit family
    lockbit
  • Deletes shadow copies 3 TTPs

    Ransomware often targets backup files to inhibit system recovery.

    ransomwaredefense_evasionimpactexecution
  • Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
    ransomwareevasion
  • Renames multiple (6457) 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
  • UPX packed file 4 IoCs

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

    upx
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

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

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

  • Interacts with shadow copies 3 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\76a77def28acf51b2b7cdcbfaa182fe5726dd3f9e891682a4efc3226640b9c78.exe
    "C:\Users\Admin\AppData\Local\Temp\76a77def28acf51b2b7cdcbfaa182fe5726dd3f9e891682a4efc3226640b9c78.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
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4824
    • 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:1768
      • C:\Windows\system32\vssadmin.exe
        vssadmin delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:1204
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic shadowcopy delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1996
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2952
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} recoveryenabled no
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:1240
      • C:\Windows\system32\wbadmin.exe
        wbadmin delete catalog -quiet
        3⤵
        • Deletes backup catalog
        PID:4928
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2268
  • C:\Windows\system32\wbengine.exe
    "C:\Windows\system32\wbengine.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4592
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:3828
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:1868

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      960B

      MD5

      90bdcd8011a57b49ea7025b58ef80799

      SHA1

      a390edd9dbe09ce265f77f99ae01f749078c9b60

      SHA256

      df34ea116d644fa6c2a2eed53c2f7601b340ea538be1bca31f004582a00b9363

      SHA512

      9f8f68a865d003decbb7b6cccfec49f080d64f39af013728d4770e04fcf506fdde6883f4e3a1601d531e0680117dd79211d5c85251bf235b0678a5e6272226c9

      Download Submit

    • memory/4824-0-0x0000000000400000-0x00000000004DE000-memory.dmp

      Filesize

      888KB

      Download

    • memory/4824-1-0x0000000000400000-0x00000000004DE000-memory.dmp

      Filesize

      888KB

      Download

    • memory/4824-2-0x0000000000400000-0x00000000004DE000-memory.dmp

      Filesize

      888KB

      Download

    • memory/4824-3-0x00000000004AE000-0x00000000004B1000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4824-4-0x0000000000400000-0x00000000004DE000-memory.dmp

      Filesize

      888KB

      Download

    • memory/4824-5-0x0000000000400000-0x00000000004DE000-memory.dmp

      Filesize

      888KB

      Download

    • memory/4824-2176-0x0000000000400000-0x00000000004DE000-memory.dmp

      Filesize

      888KB

      Download

    • memory/4824-3624-0x00000000004AE000-0x00000000004B1000-memory.dmp

      Filesize

      12KB

      Download

    • memory/4824-3731-0x0000000000400000-0x00000000004DE000-memory.dmp

      Filesize

      888KB

      Download

    • memory/4824-3811-0x0000000000400000-0x00000000004DE000-memory.dmp

      Filesize

      888KB

      Download

    • memory/4824-8145-0x0000000000400000-0x00000000004DE000-memory.dmp

      Filesize

      888KB

      Download