Overview

overview

10

Static

static

ee3b0468a1...04.ps1

windows10-2004-x64

10

Analysis

  • max time kernel
    114s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-12-2022 01:45

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General

  • Target

    ee3b0468a16789da8706d46aa361049ec51586c36899646a596b630d913e7304.ps1

  • Size

    902KB

  • MD5

    7770c598848339cf3562b7480856d584

  • SHA1

    b3d39042aab832b7d2bed732c8b8e600a4cf5197

  • SHA256

    ee3b0468a16789da8706d46aa361049ec51586c36899646a596b630d913e7304

  • SHA512

    02af6d5910f0627074fbea72901b2f2b491f7dba58f53ae1fad1dc47230e000a7b459c8475a76aaf006629bb5822d89d4672d32fb64d073464ca41140cb134d2

  • SSDEEP

    6144:KxYcCQ2x63Ib0NQrqxpPbI1ZVedvUhwDNGjG+zBumDKemdglhykA:KCQ2x6TdvUqDUjG+zBumDKemdgy9

Score
10/10
netwalkerransomware

Malware Config

Extracted

Path

C:\251DD8-Readme.txt

Family

netwalker

Ransom Note
Hi! Your files are encrypted. All encrypted files for this computer has extension: .251dd8 -- If for some reason you read this text before the encryption ended, this can be understood by the fact that the computer slows down, and your heart rate has increased due to the ability to turn it off, then we recommend that you move away from the computer and accept that you have been compromised. Rebooting/shutdown will cause you to lose files without the possibility of recovery. -- Our encryption algorithms are very strong and your files are very well protected, the only way to get your files back is to cooperate with us and get the decrypter program. Do not try to recover your files without a decrypter program, you may damage them and then they will be impossible to recover. For us this is just business and to prove to you our seriousness, we will decrypt you one file for free. Just open our website, upload the encrypted file and get the decrypted file for free. Additionally, you must know that your sensitive data has been stolen by our analyst experts and if you choose to no cooperate with us, you are exposing yourself to huge penalties with lawsuits and government if we both don't find an agreement. We have seen it before; cases with multi million costs in fines and lawsuits, not to mention the company reputation and losing clients trust and the medias calling non-stop for answers. Come chat with us and you could be surprised on how fast we both can find an agreement without getting this incident public. -- Steps to get access on our website: 1.Download and install tor-browser: https://torproject.org/ 2.Open our website: pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion If the website is not available, open another one: rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion 3.Put your personal code in the input form: {code_251dd8: 4lALmzIUybbmda+xFKG+2GvlsNUeRIvSHW5QaaVt7QBbWLD5L9 OvgojT8Dhxp73f7txDalyEFFWn1HsQtnNe5F5RPI4nl4prkTQh 0qXYHSUUclorXMJYsuzIH3rtKOlcaOirlDSMslB4L1pqOjMlDL F8LEf6oIWHsvL7XxDmhFQNjDR2Hoclc7TyzVechXXBG2UMx8dp OIWFLcqximSuOCVPNW8tO9KtBgP22BGUbgh9ATmpz9D064eyPB 5pTgOQzWpOzFfZQiFem+/yen4Hlb9DCttqKFS7Vg==}
URLs

http://pb36hu4spl6cyjdfhing7h3pw6dhpk32ifemawkujj4gp33ejzdq3did.onion

http://rnfdsgm6wb6j6su5txkekw4u4y47kp2eatvu7d6xhyn5cs4lt4pdrqqd.onion

Signatures

  • Netwalker Ransomware

    Ransomware family with multiple versions. Also known as MailTo.

    ransomwarenetwalker
  • Modifies extensions of user files 1 IoCs

    Ransomware generally changes the extension on encrypted files.

    ransomware
  • Drops file in Program Files directory 64 IoCs
  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
    adwarespyware
  • Modifies registry class 49 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\ee3b0468a16789da8706d46aa361049ec51586c36899646a596b630d913e7304.ps1
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\oqdu54px\oqdu54px.cmdline"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2272
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES65F2.tmp" "c:\Users\Admin\AppData\Local\Temp\oqdu54px\CSCDC506B262A3407AB464A43D593261E.TMP"
        3⤵
          PID:4152
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\Admin\AppData\Local\Temp\ijwmiesc\ijwmiesc.cmdline"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3716
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
          C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES718B.tmp" "c:\Users\Admin\AppData\Local\Temp\ijwmiesc\CSC460F2FA03D854850821284B664F8F571.TMP"
          3⤵
            PID:2492
      • C:\Windows\Explorer.EXE
        C:\Windows\Explorer.EXE
        1⤵
        • Modifies extensions of user files
        • Drops file in Program Files directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2728
        • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
          "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\Documents\These.docx" /o ""
          2⤵
            PID:8996
          • C:\Windows\system32\notepad.exe
            C:\Windows\system32\notepad.exe "C:\Users\Admin\Desktop\251DD8-Readme.txt"
            2⤵
              PID:4356
          • C:\Windows\system32\vssvc.exe
            C:\Windows\system32\vssvc.exe
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4988
          • C:\Windows\System32\rundll32.exe
            C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
            1⤵
              PID:6052
            • C:\Windows\system32\OpenWith.exe
              C:\Windows\system32\OpenWith.exe -Embedding
              1⤵
              • Modifies registry class
              • Suspicious use of SetWindowsHookEx
              PID:3224

            Network

            MITRE ATT&CK Enterprise v6

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            Downloads

            • C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\iconcache_idx.db
              Filesize

              28KB

              MD5

              49a8e779c9fce173afc8e68a079c0f10

              SHA1

              173537a401f2b124059a3af36856ac74491c4408

              SHA256

              7ddabf885b19a27c614fda6ca0b44e26defde5eb1a5e89668331d098a59adf64

              SHA512

              bf54b9bdc394a87112d26bc83e531ff41f25b22fd0bf2a29d1cb4e27ff0cdc4e03929d4f907f99c2f2302a4eeb890cb53e472a6a6825e9629907279f2fc61843

              Download Submit

            • C:\Users\Admin\AppData\Local\Temp\RES65F2.tmp
              Filesize

              1KB

              MD5

              329a69b4a6dc994f500747957d38b817

              SHA1

              e2dca7c21eb52a3652a2aa69a37be21d4ded6519

              SHA256

              c16d38b9f0eaafa74293f93ca07d8482f8078175d8d690a1b70769613aebb675

              SHA512

              c328dd9a17048ae74596bdea1b16050f09e8ed0c772ad6f917686c5247feda55779d2629f1aeaddd93ec7ea6d651c0f17c53842ce83b3576ea2e042befe53d31

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            • C:\Users\Admin\AppData\Local\Temp\RES718B.tmp
              Filesize

              1KB

              MD5

              b9662d3265cd1bd799604e8ba966d89b

              SHA1

              d0dde25809756756a22068064e9bc85e38f6d284

              SHA256

              9b0522aa1578be2b8f6b2fd2d2d6a7a45147722c7a1a3fd130bdce74e089db7e

              SHA512

              3e609b2ad8126b9fd8dc9b1c25ac9d11596654d48b755e6d4c2eb9170391a1c84d480a205d6e945c131f1423b280f831b065fd1d5c75f968dc5143cf24f6ef25

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            • C:\Users\Admin\AppData\Local\Temp\ijwmiesc\ijwmiesc.dll
              Filesize

              4KB

              MD5

              5629985521a37dbbbd6f5e1a96073a21

              SHA1

              8bfbf926b98f1c6b6d4001cb868d10bf11af3d0e

              SHA256

              8e9ad98cf5d6acc1c16fb6622e43c799a550d6ebb17e76625775254f76c9bc27

              SHA512

              2a5b0f6e4ba1c2d5568bc5feb0b3d018f1e775c4e715dea6e869793e28133aa17c57fed7f5d0fc995c94b88f944b94a23a30d28434337f9f43a05f071ba2e7c1

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            • C:\Users\Admin\AppData\Local\Temp\oqdu54px\oqdu54px.dll
              Filesize

              6KB

              MD5

              802035b0caaeba998f926d8941a771ed

              SHA1

              6c0621d92061761e0e96052086abb58c62affe90

              SHA256

              fa75f79f418fdaefcf5d15d6a5bf2a3cf342d6b97f2b00d6e683f78b8362a782

              SHA512

              f9c72e5c772fe1c6221233507511f49bd6b7c9c7a1427d2381055390c9fcc78fb508935ae5dfb41605c1e6c084d1cc96124068556feb1bda3a4d724afb105e08

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            • C:\Users\Admin\Desktop\251DD8-Readme.txt
              Filesize

              2KB

              MD5

              461b53164fe862d9b3bcce12c4f65edd

              SHA1

              ec2ab9151e376bce8738982e64a034b9430ca54c

              SHA256

              bbeb6ebf02eb0620551ca2cde32f1b8838f2a53607c11c6e4b6812c3d02e46e4

              SHA512

              cf2147948950214448cb275cd480ae1a90e568d05b5c85e432cf40f3f807abd64ceedac5939b93ead2e61b4a9a27ea4e4345d92fae23bf7330bc92289288b463

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            • \??\c:\Users\Admin\AppData\Local\Temp\ijwmiesc\CSC460F2FA03D854850821284B664F8F571.TMP
              Filesize

              652B

              MD5

              defc21461a5633c6255fe0cc7dcfe823

              SHA1

              763f6353374f5c240c82909a340f3df4e48c3eee

              SHA256

              ae9425f95f13ac9304c817ab5911eb854fec847d40b526f4566c438c8a57592b

              SHA512

              72a88a219c2529bec1aa162691a7b8159dfe2bc99e03b83c01fd443c7295b5d393dcf152cb465bbc79d0f440060466620584b267ac99d398d7b915267fe4f76d

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            • \??\c:\Users\Admin\AppData\Local\Temp\ijwmiesc\ijwmiesc.0.cs
              Filesize

              2KB

              MD5

              1cae52936facd4972987d3baef367d8d

              SHA1

              ad2b4b58d20f290b9da416cef1ef305cf1df6781

              SHA256

              28b45e56fb27763b4785974e380c96eef1436fc151a802f492db25052392d400

              SHA512

              4ae36c0ac78177eea5a6e0fbab0f51f7d24c7a76eae75b67eab41fcace921cef256b02fb088e1afb3c445e59598fbea73270e6bca1eda32514221190daa501df

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            • \??\c:\Users\Admin\AppData\Local\Temp\ijwmiesc\ijwmiesc.cmdline
              Filesize

              369B

              MD5

              6f094d470b5984c42db6f5625743503c

              SHA1

              68291a8889ee88eb1d9501a912eca88449a22a09

              SHA256

              4610717490e74639ac79ec0377eb31cedab9297fd7a30c54710516fc8d52897c

              SHA512

              ea28bc5ec5f31730cbf5e2745ae2a9b64703a8df96287e1aba382fc9d039d479dc17e5f0504db69d6183f68c2286194eb943682b4000e6676976a5230ea869b2

              Download Submit

            • \??\c:\Users\Admin\AppData\Local\Temp\oqdu54px\CSCDC506B262A3407AB464A43D593261E.TMP
              Filesize

              652B

              MD5

              1c09fbf3aa95f692a06e8540f83a45fb

              SHA1

              c2db7e6982b7493924b090d0d2755016f1cdaaab

              SHA256

              8d758b9664703fe38a03abdf70874d035a457c87db158040b58e139ff78e1604

              SHA512

              8e40d9e97a14f135ac2e8c9d9aec7c839b0b9917531813238b4c0b2f7c7ca93016130cf7544884c6b0569cf9b634fc73499a5960ccc9fdb6a05df460507b2265

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            • \??\c:\Users\Admin\AppData\Local\Temp\oqdu54px\oqdu54px.0.cs
              Filesize

              9KB

              MD5

              64db54f88f46e2ecc57b05a25966da8e

              SHA1

              488dbbbab872714609ded38db924d38971a3685f

              SHA256

              e2b586aa1613682b4f1b92f981fea15d0612a3e632bbd73cd7287518c9ed7cb5

              SHA512

              8791b75874fd7a90bf63742abe6d299bc4370ad910591207d7630901d80765f6f6a4475809f23becf112360403423d0c691744f1024af3dd89c104f2b0b9e729

              Download Submit

            • \??\c:\Users\Admin\AppData\Local\Temp\oqdu54px\oqdu54px.cmdline
              Filesize

              369B

              MD5

              da2900a849ff4181a6ec447df308c884

              SHA1

              028c9d0566789886b35375d7f843674975e26411

              SHA256

              32e73a9db3dbe25303ca8e468f842f08e0e475de0ea494cbc2367775fbcc39db

              SHA512

              8a13b0629d8bb180fac22b70993fd7480a44a2cf64187f92d35d51220fcd536e9735cfe387ffa391f7ce37e5ce45d6997c021f52910c1f5fdfe88575296ba1b9

              Download Submit

            • memory/1400-150-0x00007FFA97F70000-0x00007FFA98A31000-memory.dmp

              Filesize

              10.8MB

              Download

            • memory/1400-132-0x000001C7EA450000-0x000001C7EA472000-memory.dmp

              Filesize

              136KB

              Download

            • memory/1400-149-0x00007FFA97F70000-0x00007FFA98A31000-memory.dmp

              Filesize

              10.8MB

              Download

            • memory/1400-133-0x00007FFA97F70000-0x00007FFA98A31000-memory.dmp

              Filesize

              10.8MB

              Download

            • memory/2272-134-0x0000000000000000-mapping.dmp

              Download

            • memory/2492-144-0x0000000000000000-mapping.dmp

              Download

            • memory/2728-148-0x0000000002BC0000-0x0000000002BE2000-memory.dmp

              Filesize

              136KB

              Download

            • memory/2728-151-0x0000000002BC0000-0x0000000002BE2000-memory.dmp

              Filesize

              136KB

              Download

            • memory/3716-141-0x0000000000000000-mapping.dmp

              Download

            • memory/4152-137-0x0000000000000000-mapping.dmp

              Download

            • memory/4356-153-0x0000000000000000-mapping.dmp

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