Overview

overview

10

Static

static

10

2024-06-20...it.exe

windows7-x64

10

2024-06-20...it.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    125s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-06-2024 13:24

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General

  • Target

    2024-06-20_db9379bd788bc568f40eecb0e7c7ec95_lockbit.exe

  • Size

    959KB

  • MD5

    db9379bd788bc568f40eecb0e7c7ec95

  • SHA1

    31dbb4bfc11550c79063cbb7d609c901792f23c1

  • SHA256

    fae1ac30a953ac7673b92a6acf8b9d4355c2753c61140be4cd4b85e5b2a380ef

  • SHA512

    ba411dfe70d51beade794605efe0653382782d30dd81718271f640434457e8c6b6822ab7326ded67652f43019dff7b0a8c1b1aa84b5a2351842159e0c482372c

  • SSDEEP

    24576:cLjr3s2nScu1i1tz3f++5kRzFxk7rMxNeR1R9qpdOF:mjrc2So1Ff+B3k7960

Score
10/10
lockbitdefense_evasiondiscoveryevasionexecutionimpactpersistenceransomware

Malware Config

Extracted

Path

C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\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: B2C7A845309A87E613A281786153ED41
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
  • 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.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Suspicious use of NtSetInformationThreadHideFromDebugger 17 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
  • 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 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 38 IoCs
  • Suspicious use of AdjustPrivilegeToken 47 IoCs
  • Suspicious use of WriteProcessMemory 13 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\2024-06-20_db9379bd788bc568f40eecb0e7c7ec95_lockbit.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-20_db9379bd788bc568f40eecb0e7c7ec95_lockbit.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3056
    • 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:4012
      • C:\Windows\system32\vssadmin.exe
        vssadmin delete shadows /all /quiet
        3⤵
        • Interacts with shadow copies
        PID:884
      • C:\Windows\System32\Wbem\WMIC.exe
        wmic shadowcopy delete
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:456
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} bootstatuspolicy ignoreallfailures
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:3720
      • C:\Windows\system32\bcdedit.exe
        bcdedit /set {default} recoveryenabled no
        3⤵
        • Modifies boot configuration data using bcdedit
        PID:4128
    • 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⤵
        PID:3228
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3228 -s 1752
          3⤵
          • Program crash
          PID:1872
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4496
    • 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 --field-trial-handle=4456,i,15142778360084620907,1763097090506261076,262144 --variations-seed-version --mojo-platform-channel-handle=4356 /prefetch:8
      1⤵
        PID:2968
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3228 -ip 3228
        1⤵
          PID:1544

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\Restore-My-Files.txt
          Filesize

          512B

          MD5

          c87fdb8fc9ca9aea77c48e759e0debf4

          SHA1

          7085ac66b8b46f248fc9d0c2545706e5c6ddba02

          SHA256

          855e4ed314d837915ede7f8d28a3e1d531ed0d94fc863172e9641c047eaea4fd

          SHA512

          6ed7b6c4e35b9e21d22cdec08db937983a9f3d89b5db5d9d53fce4813349e9b68f52a846b613c67cba75276596c252adc7700dbdeacec5ca6b5e3654bed1e490

          Download Submit

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

          46KB

          MD5

          c15c6adc8c923ad87981f289025c37b2

          SHA1

          bfe6533f4afe3255046f7178f289a4c75ad89e76

          SHA256

          90f3a33919fdd766e90fd96f8f20a92c2d1376b7cfdc8b738c2f8e7e6c7498b1

          SHA512

          31dd03b208e00ac012fbe4189d5af1306cc8e3640d40efefab4aa1cabab3c4735eef0cb65e7750c3c77021934e145398e5e26389975cf36b193c8f622a5fde83

          Download Submit