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Analysis

  • max time kernel
    130s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/08/2024, 13:43

General

  • Target

    2024-08-03_b4373babe6adc1f37cf4c0ea4e8c3633_darkside.exe

  • Size

    156KB

  • MD5

    b4373babe6adc1f37cf4c0ea4e8c3633

  • SHA1

    6c843ec38c70c7f58109108cab4ab998c9d039ed

  • SHA256

    df9f2257213ba558c371752312f007084ca537a693be020d01202ca995fd1ce6

  • SHA512

    438f84a8aa27720dc5732683e840b69165139d0191cfd4f46cb61a511886baa02ec5e64eb3adac8bb197232f26066f2ccbad27c2429e880942fa8287eb3615d0

  • SSDEEP

    3072:KDDDDDDDDDDDDDDDDDDDE45d/t6sVkgZqltP3368/n5BaKkP9Y20+WEJ9W:M5d/zugZqll3tBa1E/E

Malware Config

Extracted

Path

C:\Users\rf9xIIM0o.README.txt

Ransom Note
~~ LockBit 3.0 the world's fastest and most stable ransomware from 2019~~~ >>>>> Your data is stolen and encrypted. BLOG Tor Browser Links: http://lockbit3753ekiocyo5epmpy6klmejchjtzddoekjlnt6mu3qh4de2id.onion/ http://lockbit3g3ohd3katajf6zaehxz4h4cnhmz5t735zpltywhwpc6oy3id.onion/ http://lockbit3olp7oetlc4tl5zydnoluphh7fvdt5oa6arcp2757r7xkutid.onion/ http://lockbit435xk3ki62yun7z5nhwz6jyjdp2c64j5vge536if2eny3gtid.onion/ http://lockbit4lahhluquhoka3t4spqym2m3dhe66d6lr337glmnlgg2nndad.onion/ http://lockbit6knrauo3qafoksvl742vieqbujxw7rd6ofzdtapjb4rrawqad.onion/ http://lockbit7ouvrsdgtojeoj5hvu6bljqtghitekwpdy3b6y62ixtsu5jqd.onion/ >>>>> What guarantee is there that we won't cheat you? We are the oldest ransomware affiliate program on the planet, nothing is more important than our reputation. We are not a politically motivated group and we want nothing more than money. If you pay, we will fulfill all the terms we agree on during the negotiation process. Treat this situation simply as a paid training session for your system administrators, because it was the misconfiguration of your corporate network that allowed us to attack you. Our pentesting services should be paid for the same way you pay your system administrators salaries. You can get more information about us on Ilon Musk's Twitter https://twitter.com/hashtag/lockbit?f=live >>>>> You need to contact us on TOR darknet sites with your personal ID Download and install Tor Browser https://www.torproject.org/ Write to the chat room and wait for an answer, we'll guarantee a response from us. If you need a unique ID for correspondence with us that no one will know about, ask it in the chat, we will generate a secret chat for you and give you his ID via private one-time memos service, no one can find out this ID but you. Sometimes you will have to wait some time for our reply, this is because we have a lot of work and we attack hundreds of companies around the world. Tor Browser personal link for CHAT available only to you (available during a ddos attack): http://lockbit7a2g6ve7etbcy6iyizjnuleffz4szgmxaawcbfauluavi5jqd.onion Tor Browser Links for CHAT (sometimes unavailable due to ddos attacks): http://lockbit5eevg7vec4vwwtzgkl4kulap6oxbic2ye4mnmlq6njnpc47qd.onion http://lockbit74beza5z3e3so7qmjnvlgoemscp7wtp33xo7xv7f7xtlqbkqd.onion http://lockbit75naln4yj44rg6ez6vjmdcrt7up4kxmmmuvilcg4ak3zihxid.onion http://lockbit7a2g6ve7etbcy6iyizjnuleffz4szgmxaawcbfauluavi5jqd.onion http://lockbitaa46gwjck2xzmi2xops6x4x3aqn6ez7yntitero2k7ae6yoyd.onion http://lockbitb42tkml3ipianjbs6e33vhcshb7oxm2stubfvdzn3y2yqgbad.onion http://lockbitcuo23q7qrymbk6dsp2sadltspjvjxgcyp4elbnbr6tcnwq7qd.onion >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> >> Your personal Black ID: 3101C6171318A549A161A05DBD7B92E0 << >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> >>>>> Warning! Do not delete or modify encrypted files, it will lead to problems with decryption of files! >>>>> Don't go to the police or the FBI for help and don't tell anyone that we attacked you.
URLs

http://lockbit3753ekiocyo5epmpy6klmejchjtzddoekjlnt6mu3qh4de2id.onion/

http://lockbit3g3ohd3katajf6zaehxz4h4cnhmz5t735zpltywhwpc6oy3id.onion/

http://lockbit3olp7oetlc4tl5zydnoluphh7fvdt5oa6arcp2757r7xkutid.onion/

http://lockbit435xk3ki62yun7z5nhwz6jyjdp2c64j5vge536if2eny3gtid.onion/

http://lockbit4lahhluquhoka3t4spqym2m3dhe66d6lr337glmnlgg2nndad.onion/

http://lockbit6knrauo3qafoksvl742vieqbujxw7rd6ofzdtapjb4rrawqad.onion/

http://lockbit7ouvrsdgtojeoj5hvu6bljqtghitekwpdy3b6y62ixtsu5jqd.onion/

https://twitter.com/hashtag/lockbit?f=live

http://lockbit7a2g6ve7etbcy6iyizjnuleffz4szgmxaawcbfauluavi5jqd.onion

http://lockbit5eevg7vec4vwwtzgkl4kulap6oxbic2ye4mnmlq6njnpc47qd.onion

http://lockbit74beza5z3e3so7qmjnvlgoemscp7wtp33xo7xv7f7xtlqbkqd.onion

http://lockbit75naln4yj44rg6ez6vjmdcrt7up4kxmmmuvilcg4ak3zihxid.onion

http://lockbitaa46gwjck2xzmi2xops6x4x3aqn6ez7yntitero2k7ae6yoyd.onion

http://lockbitb42tkml3ipianjbs6e33vhcshb7oxm2stubfvdzn3y2yqgbad.onion

http://lockbitcuo23q7qrymbk6dsp2sadltspjvjxgcyp4elbnbr6tcnwq7qd.onion

Signatures

  • Renames multiple (157) files with added filename extension

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Sets desktop wallpaper using registry 2 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Modifies Control Panel 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: RenamesItself 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-08-03_b4373babe6adc1f37cf4c0ea4e8c3633_darkside.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-08-03_b4373babe6adc1f37cf4c0ea4e8c3633_darkside.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Sets desktop wallpaper using registry
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Modifies Control Panel
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\ProgramData\5E09.tmp
      "C:\ProgramData\5E09.tmp"
      2⤵
      • Checks computer location settings
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2468
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C DEL /F /Q C:\PROGRA~3\5E09.tmp >> NUL
        3⤵
        • System Location Discovery: System Language Discovery
        PID:860
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3904
  • 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 --field-trial-handle=4132,i,13995403245988825027,7033610968827661507,262144 --variations-seed-version --mojo-platform-channel-handle=4140 /prefetch:8
    1⤵
      PID:1956

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\$Recycle.Bin\S-1-5-21-2170637797-568393320-3232933035-1000\SSSSSSSSSSS

      Filesize

      129B

      MD5

      0b0d3c129b610cc939d5dc341c673593

      SHA1

      e1b3509f6dba6233c382808272574b00a2f0af31

      SHA256

      1210f9ecbbac10653c0f5269cc7ed1630003c3ecc81b2f936aef0514244f6ef8

      SHA512

      f6b5fbb2257657ce61044204a68d662ac495c86e5a06ade9c8b0fe153f7075961eaeb424e89a07a8295fdd774856a8395be39da419bafaf1ba7f8091d4a2fdf2

    • C:\ProgramData\5E09.tmp

      Filesize

      14KB

      MD5

      294e9f64cb1642dd89229fff0592856b

      SHA1

      97b148c27f3da29ba7b18d6aee8a0db9102f47c9

      SHA256

      917e115cc403e29b4388e0d175cbfac3e7e40ca1742299fbdb353847db2de7c2

      SHA512

      b87d531890bf1577b9b4af41dddb2cdbbfa164cf197bd5987df3a3075983645a3acba443e289b7bfd338422978a104f55298fbfe346872de0895bde44adc89cf

    • C:\Users\Admin\AppData\Local\Temp\CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC

      Filesize

      156KB

      MD5

      5bbea8ee30ee9650bb13ed8b41b55a33

      SHA1

      281362106d716bba337f2f50586a98488236f640

      SHA256

      7ebc636044047c4d7c3e20a478c8e323281e4861eab856f4292db3081fc17295

      SHA512

      374b8272e1dd24116eb9969084f5bb14286964fed1383491d10f327eb433ceb11e49b74e21d63d92f4bd03be6ef9f6e818d0e02a07dd389234f52184205a63ca

    • C:\Users\rf9xIIM0o.README.txt

      Filesize

      3KB

      MD5

      4d943092e704cc6168f0fc03e23777f0

      SHA1

      f9d3716fa184ba28fea6ca06ea2700b510a16ea7

      SHA256

      22299eca0230bf44a86e8981b42d766d452c5920480e060c7a786d616893679c

      SHA512

      6208849c47d7fb5b054f00e4b979a5281b2fa1fc860c6493281f9288cf8d69877c021e146ac41024a26bcf7adeeb2c37d846f24f2a07f2552cb2672003243f3c

    • F:\$RECYCLE.BIN\S-1-5-21-2170637797-568393320-3232933035-1000\DDDDDDDDDDD

      Filesize

      129B

      MD5

      530f57e6b75e48853f01e88d32cb5da3

      SHA1

      72bca23138372506465af8b421f37126a1bf7f72

      SHA256

      9862da72c225f0d2c828936a4efa129639e976ca9664edbbab9f457c94f71c59

      SHA512

      7eb019ae62c23b4a492058b45be1bb32d29ef7d7de8627c50f9fffb50cf96077eda0b5402685f91b537e9c53c31338e1111e16e91fc22bb9f725667ff331997b

    • memory/2076-2-0x0000000002700000-0x0000000002710000-memory.dmp

      Filesize

      64KB

    • memory/2076-1-0x0000000002700000-0x0000000002710000-memory.dmp

      Filesize

      64KB

    • memory/2076-0-0x0000000002700000-0x0000000002710000-memory.dmp

      Filesize

      64KB

    • memory/2468-311-0x0000000000401000-0x0000000000404000-memory.dmp

      Filesize

      12KB

    • memory/2468-312-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

    • memory/2468-341-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB

    • memory/2468-344-0x0000000000400000-0x0000000000407000-memory.dmp

      Filesize

      28KB