Overview

overview

10

Static

static

3

2024-12-16...it.exe

windows7-x64

10

2024-12-16...it.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    102s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2024 03:54

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General

  • Target

    2024-12-16_55cdeea58f020ec1263f56b316421ce6_lockbit.exe

  • Size

    959KB

  • MD5

    55cdeea58f020ec1263f56b316421ce6

  • SHA1

    986d76536e9d30b703eb65945137a46224a54c47

  • SHA256

    791923ad4c312d5c5d6c987f5d7501c303263c67a5809f527470ba83d0f3c6ba

  • SHA512

    8012d9e281c1adf6c96ef1f481f20697ec950653c2ac1273be3cbd8efe160e829caee2ff5e26658ee627f1dff6ab9b373aa874aabf768cf35427b6f6b0fa1416

  • SSDEEP

    24576:uLjr3s2nScu1i1tz3f++5kRzFxk7rMxNeR1R9qpdnF:Ujrc2So1Ff+B3k796R

Score
10/10
lockbitdefense_evasiondiscoveryevasionexecutionimpactpersistenceransomware

Malware Config

Extracted

Path

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

Ransom Note
LockBit 2.0 Ransomware Your data are stolen and encrypted The data will be published on TOR website http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion and https://bigblog.at if you do not pay the ransom You can contact us and decrypt one file for free on these TOR sites http://lockbitsup4yezcd5enk5unncx3zcy7kw6wllyqmiyhvanjj352jayid.onion http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion OR https://decoding.at Decryption ID: A8E91A17DE52512D74588B0C731B8B58
URLs

http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion

https://bigblog.at

http://lockbitsup4yezcd5enk5unncx3zcy7kw6wllyqmiyhvanjj352jayid.onion

http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion

https://decoding.at

Extracted

Path

C:\Users\Admin\Desktop\LockBit_Ransomware.hta

Ransom Note
Any attempts to restore your files with the thrid-party software will be fatal for your files! To recovery your data and not to allow data leakage, it is possible only through purchase of a private key from us There is only one way to get your files back: Through a standard browser Brave (supports Tor links) FireFox Chrome Edge Opera Open link - https://decoding.at/ Through a Tor Browser - recommended Download Tor Browser - https://www.torproject.org/ and install it. Open one of links in Tor browser and follow instructions on these pages: http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion/or mirrorhttp://lockbitsup4yezcd5enk5unncx3zcy7kw6wllyqmiyhvanjj352jayid.onion/These links work only in the Tor browser! Follow the instructions on this page https://decoding.at may be blocked. We recommend using a Tor browser (or Brave) to access the TOR site 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 All your stolen important data will be loaded into our blog if you do not pay ransom. Our blog http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion or https://bigblog.at where you can see data of the companies which refused to pay ransom.
URLs

https://decoding.at/

http://lockbitsap2oaqhcun3syvbqt6n5nzt7fqosc6jdlmsfleu3ka4k2did.onion/or

https://decoding.at

http://lockbitapt6vx57t3eeqjofwgcglmutr3a35nygvokja5uuccip4ykyd.onion

https://bigblog.at

Signatures

  • Lockbit

    Ransomware family with multiple variants released since late 2019.

    ransomwarelockbit
  • Lockbit family
    lockbit
  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

    discovery
  • 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
  • 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 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 18 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Interacts with shadow copies 3 TTPs 1 IoCs

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

    ransomware
  • Modifies Control Panel 2 IoCs
    evasion
  • Modifies registry class 15 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 61 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 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\2024-12-16_55cdeea58f020ec1263f56b316421ce6_lockbit.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-16_55cdeea58f020ec1263f56b316421ce6_lockbit.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2220
    • 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
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:476
      • C:\Windows\system32\vssadmin.exe
        vssadmin delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:3512
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic shadowcopy delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4748
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:4104
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} recoveryenabled no
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:2720
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\Desktop\LockBit_Ransomware.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
      2⤵
      • System Location Discovery: System Language Discovery
      PID:876
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 876 -s 1780
        3⤵
        • Program crash
        PID:460
    • 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\2024-12-16_55cdeea58f020ec1263f56b316421ce6_lockbit.exe" & Del /f /q "C:\Users\Admin\AppData\Local\Temp\2024-12-16_55cdeea58f020ec1263f56b316421ce6_lockbit.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2100
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.7 -n 3
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:1492
      • C:\Windows\SysWOW64\fsutil.exe
        fsutil file setZeroData offset=0 length=524288 "C:\Users\Admin\AppData\Local\Temp\2024-12-16_55cdeea58f020ec1263f56b316421ce6_lockbit.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:744
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3228
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
    1⤵
      PID:4356
    • C:\Windows\system32\printfilterpipelinesvc.exe
      C:\Windows\system32\printfilterpipelinesvc.exe -Embedding
      1⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE
        /insertdoc "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\{ABCF8A68-FAC0-4B4F-941D-EF9A45BBF12F}.xps" 133787948858310000
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2084
        • C:\Program Files\Common Files\Microsoft Shared\ClickToRun\OfficeC2RClient.exe
          OfficeC2RClient.exe /error PID=2084 ProcessName="Microsoft OneNote" UIType=3 ErrorSource=0x8b10082a ErrorCode=0x80004005 ShowUI=1
          3⤵
          • Process spawned unexpected child process
          • Suspicious use of SetWindowsHookEx
          PID:1456
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 876 -ip 876
      1⤵
        PID:3936

      Network

      MITRE ATT&CK Enterprise v15

      Reconnaissance

      Resource Development

      Initial Access

      Execution

      Windows Management Instrumentation

      1
      T1047

      Persistence

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Privilege Escalation

      Boot or Logon Autostart Execution

      1
      T1547

      Registry Run Keys / Startup Folder

      1
      T1547.001

      Defense Evasion

      Direct Volume Access

      1
      T1006

      Indicator Removal

      2
      T1070

      File Deletion

      2
      T1070.004

      Modify Registry

      2
      T1112

      Credential Access

      Discovery

      Network Service Discovery

      1
      T1046

      Peripheral Device Discovery

      1
      T1120

      Query Registry

      2
      T1012

      Remote System Discovery

      1
      T1018

      System Information Discovery

      3
      T1082

      System Location Discovery

      1
      T1614

      System Language Discovery

      1
      T1614.001

      System Network Configuration Discovery

      1
      T1016

      Internet Connection Discovery

      1
      T1016.001

      Lateral Movement

      Collection

      Command and Control

      Exfiltration

      Impact

      Defacement

      1
      T1491

      Inhibit System Recovery

      3
      T1490

      Replay Monitor

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      Downloads

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

        512B

        MD5

        0fee5a4116df1c7dc499c0fb38e0f41d

        SHA1

        656185fa6138db5b300e464089339f4044df1c00

        SHA256

        f31c252e140d1f53d67a15c6f6449b9fcc561c91001ca4b380060556fa6fdbc3

        SHA512

        dc5f732052c8963bab2650f5fcadd572b92059aa24c4d5e271f053ca7ae289d973d2ec2c5ab51bd346afa6163ec6948b138ef430fabb8c22e3fafb224ce942fa

        Download Submit

      • C:\Users\Admin\Desktop\LockBit_Ransomware.hta
        Filesize

        46KB

        MD5

        c15c6adc8c923ad87981f289025c37b2

        SHA1

        bfe6533f4afe3255046f7178f289a4c75ad89e76

        SHA256

        90f3a33919fdd766e90fd96f8f20a92c2d1376b7cfdc8b738c2f8e7e6c7498b1

        SHA512

        31dd03b208e00ac012fbe4189d5af1306cc8e3640d40efefab4aa1cabab3c4735eef0cb65e7750c3c77021934e145398e5e26389975cf36b193c8f622a5fde83

        Download Submit