Resubmissions

14/09/2024, 12:41

240914-pw6myavbpd 10

14/09/2024, 12:39

240914-pvrgmavbkb 10

Analysis

  • max time kernel
    3s
  • max time network
    7s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/09/2024, 12:39

Errors

Reason
Machine shutdown

General

  • Target

    000.exe

  • Size

    6.7MB

  • MD5

    27f84a42d581880d149185494ab621e1

  • SHA1

    2fe06b762ea303d0824b15d02aff68a321128095

  • SHA256

    5eed2b5832483191e67f2ffbdcf349a6256039a8a7f934fb6bb9188873f8a73b

  • SHA512

    9896bed08127c0d30a38b7cf0a039161b26e64bc16d33357a46c890f14c0214d6b1a78999c5da5a4b1a070edc1fb49fa3017f092b1ddd6c1e5e7920f5de305cd

  • SSDEEP

    196608:Apkr2dY/aBcjJOBHOBIQBajMtWvoJiLE1+XgRKz89G/4ZSb0Funwh6DsN2PIpCrH:Apkr2dY/aBcjJOBHOBIQBajMtWvoJiLn

Malware Config

Signatures

  • UAC bypass 3 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Modifies WinLogon 2 TTPs 1 IoCs
  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Kills process with taskkill 4 IoCs
  • Modifies data under HKEY_USERS 15 IoCs
  • Modifies registry class 2 IoCs
  • Runs net.exe
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\000.exe
    "C:\Users\Admin\AppData\Local\Temp\000.exe"
    1⤵
    • UAC bypass
    • Disables RegEdit via registry modification
    • Checks whether UAC is enabled
    • Drops desktop.ini file(s)
    • Enumerates connected drives
    • Modifies WinLogon
    • Sets desktop wallpaper using registry
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:4628
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\windl.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4852
      • C:\Windows\system32\taskkill.exe
        taskkill /f /im explorer.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2564
      • C:\Windows\system32\taskkill.exe
        taskkill /f /im taskmgr.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3000
      • C:\Windows\system32\taskkill.exe
        taskkill /f /im regedit.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:3572
      • C:\Windows\system32\taskkill.exe
        taskkill /f /im ProcessHacker.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:4256
      • C:\Windows\system32\net.exe
        net user Admin URNEXT
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1868
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 user Admin URNEXT
          4⤵
            PID:2624
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic useraccount where name='Admin' set FullName='UR NEXT'
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:4644
        • C:\Windows\System32\Wbem\WMIC.exe
          wmic useraccount where name='Admin' rename 'UR NEXT'
          3⤵
          • Suspicious use of AdjustPrivilegeToken
          PID:2588
        • C:\Windows\system32\shutdown.exe
          shutdown /f /r /t 0
          3⤵
            PID:2592
      • C:\Windows\system32\LogonUI.exe
        "LogonUI.exe" /flags:0x4 /state0:0xa394e055 /state1:0x41c64e6d
        1⤵
        • Modifies data under HKEY_USERS
        PID:1732

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb

              Filesize

              896KB

              MD5

              43f51605682e5d758c5b081d83ed1c90

              SHA1

              59a8807f625b757d8a0e1f3e0cd5cd50031cd3d5

              SHA256

              c9ca16c796d510d4997a42f3b2d5c6957f6b52565e249fff467dfb495fa0d96d

              SHA512

              42b201f4909f25a0e053196fd697cf9fffe636ffd9ad8644683ce1ae9e6b375e24b4370b2eade6e7ff901500462b1a70d165bfc9cd2824d0280fecb511149a62

            • C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML

              Filesize

              9KB

              MD5

              7050d5ae8acfbe560fa11073fef8185d

              SHA1

              5bc38e77ff06785fe0aec5a345c4ccd15752560e

              SHA256

              cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

              SHA512

              a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

            • C:\Users\Admin\AppData\Local\Temp\one.rtf

              Filesize

              400B

              MD5

              5e163b1f0c2e5bc318b58d39fd34acce

              SHA1

              af9309ded2d9ba50e51c83c791ac6aa6ced07fc8

              SHA256

              ef2fd3a239aa65c7c9cb204e5ae003ddd6a80d439c59f813e76d4e68987a259a

              SHA512

              5da736740a1259a8e481aa4e6809f080ee18153767ccaab985017e695cc2a355c2c9e309e7d774fd3a2901d801627af1eedd6928373badc4d14ca67baea64369

            • C:\Users\Admin\AppData\Local\Temp\rniw.exe

              Filesize

              76KB

              MD5

              9232120b6ff11d48a90069b25aa30abc

              SHA1

              97bb45f4076083fca037eee15d001fd284e53e47

              SHA256

              70faa0e1498461731f873d3594f20cbf2beaa6f123a06b66f9df59a9cdf862be

              SHA512

              b06688a9fc0b853d2895f11e812c48d5871f2793183fda5e9638ded22fc5dc1e813f174baedc980a1f0b6a7b0a65cd61f29bb16acc6dd45da62988eb012d6877

            • C:\Users\Admin\AppData\Local\Temp\street.mp4

              Filesize

              81KB

              MD5

              d2774b188ab5dde3e2df5033a676a0b4

              SHA1

              6e8f668cba211f1c3303e4947676f2fc9e4a1bcc

              SHA256

              95374cf300097872a546d89306374e7cf2676f7a8b4c70274245d2dccfc79443

              SHA512

              3047a831ed9c8690b00763061807e98e15e9534ebc9499e3e5abb938199f9716c0e24a83a13291a8fd5b91a6598aeeef377d6793f6461fc0247ec4bbd901a131

            • C:\Users\Admin\AppData\Local\Temp\text.txt

              Filesize

              394B

              MD5

              b35ffe3dc03de62e10b5dc3f5fa5e77c

              SHA1

              775254045145cd3a0097fbfc7b069a62beee134d

              SHA256

              f5f56b42be58680d2f666321e3c1d1d16e6b41406250e5226dfa723faef797cd

              SHA512

              79d8f79e879f8c603d88aa34844d7f857668d9da8bcf8ededba8dd4f745b2ed5bf20e9ded70ac268119a68e524e12e23023edc451a576e4f22fcfac0f1b79ef7

            • C:\Users\Admin\AppData\Local\Temp\windl.bat

              Filesize

              720B

              MD5

              b73032c7921e596509a179f1e0780029

              SHA1

              f155b7685b9e5b63fefab9ca0958772fa81876ce

              SHA256

              b18604254c223c6b3b56b10bcf3caf9b07ac967d6c0626a5ae8472ec44cf8bd4

              SHA512

              90ba246ef548036d6c8894891987658456e3bd85e2fe79bb2940e2d93ed74d512263670ef6af098181ee724dfda5192c659b8af4bbb4c36a27c3d135f6bfba12

            • memory/4628-8-0x00007FFFB8BE0000-0x00007FFFB96A1000-memory.dmp

              Filesize

              10.8MB

            • memory/4628-40-0x00007FFFB8BE0000-0x00007FFFB96A1000-memory.dmp

              Filesize

              10.8MB

            • memory/4628-19-0x00007FFFB8BE0000-0x00007FFFB96A1000-memory.dmp

              Filesize

              10.8MB

            • memory/4628-0-0x00007FFFB8BE3000-0x00007FFFB8BE5000-memory.dmp

              Filesize

              8KB

            • memory/4628-7-0x000002B5AFD60000-0x000002B5AFDB8000-memory.dmp

              Filesize

              352KB

            • memory/4628-5-0x000002B5AFA40000-0x000002B5AFA54000-memory.dmp

              Filesize

              80KB

            • memory/4628-1-0x000002B594F80000-0x000002B595630000-memory.dmp

              Filesize

              6.7MB

            • memory/4628-863-0x000002B5B07C0000-0x000002B5B12C4000-memory.dmp

              Filesize

              11.0MB

            • memory/4628-864-0x00007FFFB8BE0000-0x00007FFFB96A1000-memory.dmp

              Filesize

              10.8MB