Overview

overview

10

Static

static

9

0f178bc093...35.exe

windows7_x64

10

0f178bc093...35.exe

windows10_x64

10

1b109db549...18.exe

windows7_x64

10

1b109db549...18.exe

windows10_x64

10

1dbe9f9565...92.exe

windows7_x64

10

1dbe9f9565...92.exe

windows10_x64

10

1e3bf358c7...70.exe

windows7_x64

10

1e3bf358c7...70.exe

windows10_x64

10

26b6a9fecf...39.exe

windows7_x64

10

26b6a9fecf...39.exe

windows10_x64

10

286bffaa9c...3f.exe

windows7_x64

10

286bffaa9c...3f.exe

windows10_x64

10

410c884d88...77.exe

windows7_x64

10

410c884d88...77.exe

windows10_x64

10

5072678821...db.exe

windows7_x64

10

5072678821...db.exe

windows10_x64

10

69d9dd7fdd...97.exe

windows7_x64

10

69d9dd7fdd...97.exe

windows10_x64

10

76a77def28...78.exe

windows7_x64

10

76a77def28...78.exe

windows10_x64

10

91d1ab6c30...31.exe

windows7_x64

10

91d1ab6c30...31.exe

windows10_x64

10

ca57455fd1...75.exe

windows7_x64

10

ca57455fd1...75.exe

windows10_x64

10

e3f236e4ae...77.exe

windows7_x64

10

e3f236e4ae...77.exe

windows10_x64

10

faa3453ceb...69.exe

windows7_x64

10

faa3453ceb...69.exe

windows10_x64

10

ffbb6c4d8d...4d.exe

windows7_x64

10

ffbb6c4d8d...4d.exe

windows10_x64

10

Analysis

  • max time kernel
    605s
  • max time network
    725s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    24-08-2021 05:46

Sharing

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General

  • Target

    1b109db549dd0bf64cadafec575b5895690760c7180a4edbf0c5296766162f18.exe

  • Size

    150KB

  • MD5

    1f4f6abfced4c347ba951a04c8d86982

  • SHA1

    a4c486b0926f55e99d12f749135612602cc4bf64

  • SHA256

    1b109db549dd0bf64cadafec575b5895690760c7180a4edbf0c5296766162f18

  • SHA512

    ae9d631a193d04194bcb54ccf5573730c04b2d9d732addf04af2100e7d67584a3cfba67cfaa2a9da05099d71c56dd58cfdb9f58d070b72ae58d0add20cf0afd3

Score
10/10
lockbitevasionpersistenceransomware

Malware Config

Extracted

Path

C:\odt\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/?F51E3D94FA5D7445AC658FA8496DDB24 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/?F51E3D94FA5D7445AC658FA8496DDB24

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
  • Deletes backup catalog 3 TTPs 1 IoCs

    Uses wbadmin.exe to inhibit system recovery.

    ransomware
  • Modifies extensions of user files 12 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops desktop.ini file(s) 1 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • 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). Likely ransomware behaviour.

  • 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
  • Modifies Control Panel 2 IoCs
    evasion
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1b109db549dd0bf64cadafec575b5895690760c7180a4edbf0c5296766162f18.exe
    "C:\Users\Admin\AppData\Local\Temp\1b109db549dd0bf64cadafec575b5895690760c7180a4edbf0c5296766162f18.exe"
    1⤵
    • Modifies extensions of user files
    • Adds Run key to start application
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • Modifies Control Panel
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3988
    • 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:4048
      • C:\Windows\system32\vssadmin.exe
        vssadmin delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:3144
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic shadowcopy delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3736
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2404
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} recoveryenabled no
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2072
      • C:\Windows\system32\wbadmin.exe
        wbadmin delete catalog -quiet
        3⤵
        • Deletes backup catalog
        PID:2068
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C ping 127.0.0.7 -n 3 > Nul & fsutil file setZeroData offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\1b109db549dd0bf64cadafec575b5895690760c7180a4edbf0c5296766162f18.exe" & Del /f /q "C:\Users\Admin\AppData\Local\Temp\1b109db549dd0bf64cadafec575b5895690760c7180a4edbf0c5296766162f18.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5076
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.7 -n 3
        3⤵
        • Runs ping.exe
        PID:3256
      • C:\Windows\SysWOW64\fsutil.exe
        fsutil file setZeroData offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\1b109db549dd0bf64cadafec575b5895690760c7180a4edbf0c5296766162f18.exe"
        3⤵
          PID:2284
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2912
    • C:\Windows\system32\wbengine.exe
      "C:\Windows\system32\wbengine.exe"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1000
    • C:\Windows\System32\vdsldr.exe
      C:\Windows\System32\vdsldr.exe -Embedding
      1⤵
        PID:3944
      • C:\Windows\System32\vds.exe
        C:\Windows\System32\vds.exe
        1⤵
        • Checks SCSI registry key(s)
        PID:4052

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Initial Access

      Execution

      Command-Line Interface

      1
      T1059

      Persistence

      Registry Run Keys / Startup Folder

      1
      T1060

      Privilege Escalation

      Defense Evasion

      File Deletion

      3
      T1107

      Modify Registry

      2
      T1112

      Credential Access

      Discovery

      Query Registry

      2
      T1012

      Peripheral Device Discovery

      2
      T1120

      System Information Discovery

      3
      T1082

      Remote System Discovery

      1
      T1018

      Lateral Movement

      Collection

      Exfiltration

      Command and Control

      Impact

      Inhibit System Recovery

      4
      T1490

      Defacement

      1
      T1491

      Replay Monitor

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      Downloads

      • memory/2068-119-0x0000000000000000-mapping.dmp
        Download
      • memory/2072-118-0x0000000000000000-mapping.dmp
        Download
      • memory/2284-122-0x0000000000000000-mapping.dmp
        Download
      • memory/2404-117-0x0000000000000000-mapping.dmp
        Download
      • memory/3144-115-0x0000000000000000-mapping.dmp
        Download
      • memory/3256-121-0x0000000000000000-mapping.dmp
        Download
      • memory/3736-116-0x0000000000000000-mapping.dmp
        Download
      • memory/4048-114-0x0000000000000000-mapping.dmp
        Download
      • memory/5076-120-0x0000000000000000-mapping.dmp
        Download