Analysis

  • user interaction
    yes
  • max time kernel
    81s
  • max time network
    84s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/06/2026, 14:16

Errors

Reason
Machine shutdown

General

  • Target
    MrsMajor2.0.exe
  • Size 25.6MB
  • Sample260620-rlmhesgy2x
  • SHA256 5dd4ea169cabf9226f54bb53e63ea6a1b5880a0d1222242aee378efb6255b57d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
  • Modifies Windows Defender DisableAntiSpyware settings 3 TTPs 1 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Disables Task Manager via registry modification
  • Possible privilege escalation attempt 4 IoCs
  • Executes dropped EXE 3 IoCs
  • Modifies file permissions 1 TTPs 4 IoCs
  • Modifies system executable filetype association 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 36 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Modifies Control Panel 4 IoCs
  • Modifies data under HKEY_USERS 4 IoCs
  • Modifies registry class 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MrsMajor2.0.exe
    "C:\Users\Admin\AppData\Local\Temp\MrsMajor2.0.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3320
    • C:\Windows\system32\wscript.exe
      "C:\Windows\sysnative\wscript.exe" C:\Users\Admin\AppData\Local\Temp\701A.tmp\701B.vbs
      2⤵
      • Modifies WinLogon for persistence
      • Modifies Windows Defender DisableAntiSpyware settings
      • UAC bypass
      • Disables RegEdit via registry modification
      • Modifies system executable filetype association
      • Adds Run key to start application
      • Drops file in Program Files directory
      • Modifies Control Panel
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      • System policy modification
      PID:1648
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c cd\&cd "C:\Users\Admin\AppData\Local\Temp" & eula32.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:6280
        • C:\Users\Admin\AppData\Local\Temp\eula32.exe
          eula32.exe
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:5024
      • C:\Program Files\MicrosoftWindowsServicesEtc\GetReady.exe
        "C:\Program Files\MicrosoftWindowsServicesEtc\GetReady.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:6760
        • C:\Windows\system32\cmd.exe
          "C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\1\7517.bat "C:\Program Files\MicrosoftWindowsServicesEtc\GetReady.exe""
          4⤵
          • Drops file in System32 directory
          • Suspicious use of WriteProcessMemory
          PID:1316
          • C:\Windows\System32\takeown.exe
            takeown /f taskmgr.exe
            5⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            • Suspicious use of AdjustPrivilegeToken
            PID:5260
          • C:\Windows\System32\icacls.exe
            icacls taskmgr.exe /granted "Admin":F
            5⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            PID:6616
          • C:\Windows\System32\takeown.exe
            takeown /f sethc.exe
            5⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            • Suspicious use of AdjustPrivilegeToken
            PID:6492
          • C:\Windows\System32\icacls.exe
            icacls sethc.exe /granted "Admin":F
            5⤵
            • Possible privilege escalation attempt
            • Modifies file permissions
            PID:6316
      • C:\Program Files\MicrosoftWindowsServicesEtc\notmuch.exe
        "C:\Program Files\MicrosoftWindowsServicesEtc\notmuch.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2948
      • C:\Windows\System32\shutdown.exe
        "C:\Windows\System32\shutdown.exe" -r -t 5
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1684
  • C:\Windows\System32\PickerHost.exe
    C:\Windows\System32\PickerHost.exe -Embedding
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:1816
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x4 /state0:0xa3a33855 /state1:0x41c64e6d
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:4456
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:2448
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k CameraMonitor
      1⤵
        PID:4388

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            7517.bat

            • Path C:\Users\Admin\AppData\Local\Temp\1\7517.bat
            • Size 356B
            • SHA256 3e18de7065154144b54a2f7c179c27b3f27c3cda5871f472f452a8cfc3dc6791
            • MD5 SHA1 SHA512 TLSH

            701B.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\701B.vbs
            • Size 2KB
            • SHA256 f853dddb0f9f1b74b72bccdb5191c28e18d466b5dbc205f7741a24391375cd6f
            • MD5 SHA1 SHA512 TLSH

            AppKill.bat

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\AppKill.bat
            • Size 671B
            • SHA256 5549670ef8837c6e3c4e496c1ea2063670618249d4151dea4d07d48ab456690c
            • MD5 SHA1 SHA512 TLSH

            CallFunc.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\CallFunc.vbs
            • Size 388B
            • SHA256 a767894a68ebc490cb5ab2b7b04dd12b7465553ce7ba7e41e1ea45f1eaef5275
            • MD5 SHA1 SHA512 TLSH

            DgzRun.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\DgzRun.vbs
            • Size 341B
            • SHA256 729f7540887cf32a5d4e1968a284c46cf904752821c734bd970ecd30a848477a
            • MD5 SHA1 SHA512 TLSH

            GetReady.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\GetReady.exe
            • Size 52KB
            • SHA256 5319958efc38ea81f61854eb9f6c8aee32394d4389e52fe5c1f7f7ef6b261725
            • MD5 SHA1 SHA512 SSDEEP TLSH

            Major.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\Major.exe
            • Size 60KB
            • SHA256 da0233f5e5e9a34e8dd4f6911444ca1f3e29bb9cbd958a9f4508ac7d72ccd55d
            • MD5 SHA1 SHA512 SSDEEP TLSH

            NotMuch.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\NotMuch.exe
            • Size 122KB
            • SHA256 cf830a2d66d3ffe51341de9e62c939b2bb68583afbc926ddc7818c3a71e80ebb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            RuntimeChecker.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\RuntimeChecker.exe
            • Size 58KB
            • SHA256 51f59e877a1c2a1c2760c677def7395ef2868c2ee3e56ffdc3ace570afa50428
            • MD5 SHA1 SHA512 SSDEEP TLSH

            WinScrew.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\WinScrew.exe
            • Size 52KB
            • SHA256 429e01b0e06b02a55bafb1527629f8d4c5f64d9b21ac9f81484a3928fdce6dc9
            • MD5 SHA1 SHA512 SSDEEP TLSH

            breakrule.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\breakrule.exe
            • Size 58KB
            • SHA256 5eafebd52fbf6d0e8abd0cc9bf42d36e5b6e4d85b8ebe59f61c9f2d6dccc65e4
            • MD5 SHA1 SHA512 SSDEEP TLSH

            bsod.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\bsod.exe
            • Size 1.2MB
            • SHA256 6581eeab9fd116662b4ca73f6ef00fb96e0505d01cfb446ee4b32bbdeefe1361
            • MD5 SHA1 SHA512 SSDEEP TLSH

            checker.bat

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\checker.bat
            • Size 151B
            • SHA256 3382484b5a6a04d05500e7622da37c1ffaef3a1343395942bc7802bf2a19b53f
            • MD5 SHA1 SHA512 TLSH

            clingclang.wav

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\clingclang.wav
            • Size 13.1MB
            • SHA256 6831f471ee3363e981e6a1eb0d722f092b33c9b73c91f9f2a9aafa5cb4c56b29
            • MD5 SHA1 SHA512 SSDEEP TLSH

            eula32.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\data\eula32.exe
            • Size 1.2MB
            • SHA256 c5704419b3eec34fb133cf2509d12492febdcb8831efa1ab014edeac83f538d9
            • MD5 SHA1 SHA512 SSDEEP TLSH

            excursor.ani

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\data\excursor.ani
            • Size 17KB
            • SHA256 b93b0cb2bb965f5758cb0c699fbc827a64712d6f248aaf810cde5fa5ef3227eb
            • MD5 SHA1 SHA512 SSDEEP TLSH

            fileico.ico

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\data\fileico.ico
            • Size 38KB
            • SHA256 d13f7fd44f38136dae1cdf147ba9b673e698f77c0a644ccd3c12e3a71818a0cd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            runner32s.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\data\runner32s.exe
            • Size 58KB
            • SHA256 a97ea879e2b51972aa0ba46a19ad4363d876ac035502a2ed2df27db522bc6ac4
            • MD5 SHA1 SHA512 SSDEEP TLSH

            thetruth.jpg

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\data\thetruth.jpg
            • Size 483KB
            • SHA256 4e3baea3d98c479951f9ea02e588a3b98b1975055c1dfdf67af4de6e7b41e476
            • MD5 SHA1 SHA512 SSDEEP TLSH

            healgen.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\healgen.vbs
            • Size 302B
            • SHA256 cc6d0f847fde710096b01abf905c037594ff4afae6e68a8b6af0cc59543e29bb
            • MD5 SHA1 SHA512 TLSH

            majordared.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\majordared.exe
            • Size 8.8MB
            • SHA256 fa24bc7bc366f2ad579d57a691fb0d10d868e501221df0c32a98e705d2d61e43
            • MD5 SHA1 SHA512 SSDEEP TLSH

            majorlist.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\majorlist.exe
            • Size 51KB
            • SHA256 3cdafc944b48d45a0d5dc068652486a970124ebe1379a7a04e5cf1dcf05c37c8
            • MD5 SHA1 SHA512 SSDEEP TLSH

            majorsod.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\majorsod.exe
            • Size 58KB
            • SHA256 d1094e91960ded15444c6f50756adc451a7c0b495b2ea28319b7184ba96236f7
            • MD5 SHA1 SHA512 SSDEEP TLSH

            rsod.exe

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\rsod.exe
            • Size 74KB
            • SHA256 dcaabfd6955d3fec26a86217d1b1ab7e979c301d498473e4d885145ce031fc3b
            • MD5 SHA1 SHA512 SSDEEP TLSH

            GetReady.bat

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\GetReady.bat
            • Size 345B
            • SHA256 33a0c62f3f66bce3fc1beb37aca8ad731bfa5590177d933d9d4eae016019242a
            • MD5 SHA1 SHA512 TLSH

            Major.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\Major.vbs
            • Size 2KB
            • SHA256 cbd3b0f294e8f11592a3ad80d1070d81746f806a48183b93c345251422ccbf0d
            • MD5 SHA1 SHA512 TLSH

            RuntimeChecker.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\RuntimeChecker.vbs
            • Size 440B
            • SHA256 989d947c51c878bcefecb53d867a3c182c2d67129a87a5f6773eb6ef2bbf9b2e
            • MD5 SHA1 SHA512 TLSH

            WinScrew.bat

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\WinScrew.bat
            • Size 336B
            • SHA256 3aef33c03777abe62feef0a840ac6a087caafc05adfe801464fd1c52eac656a0
            • MD5 SHA1 SHA512 TLSH

            breakrule.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\breakrule.vbs
            • Size 108B
            • SHA256 17d014cb4abbaced3acce9b6d7a1b595cd6e2dd814e41f06ceddcdc08e93eebe
            • MD5 SHA1 SHA512 TLSH

            bsod.bat

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\bsod.bat
            • Size 133B
            • SHA256 3900e3b60b4691311e050c4cf8fac82ff178a06e3d04d5d6b2d7ea12cf5d53d1
            • MD5 SHA1 SHA512 TLSH

            cmd.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\cmd.vbs
            • Size 11B
            • SHA256 4d2639e890d6d5988eb9cb6f8cb50647048bbfeeb83fc604c52567e7381c876c
            • MD5 SHA1 SHA512

            majorlist.bat

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\majorlist.bat
            • Size 105B
            • SHA256 839301ef07178c100e7f4d47874faf995ae5d11dfd527dda096a284c8114671b
            • MD5 SHA1 SHA512 TLSH

            majorsod.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\majorsod.vbs
            • Size 126B
            • SHA256 8863b595563e92d73b29090ff83191b2fa1297507be588aa7e1cf910e77c7feb
            • MD5 SHA1 SHA512 TLSH

            runner32s.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\weird\runner32s.vbs
            • Size 383B
            • SHA256 9aae0707b1d5d3b7ed3bf5cc8fbb530aebd195e3e2f18312f3f7f1aa43e031b4
            • MD5 SHA1 SHA512 TLSH

            xRun.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\xRun.vbs
            • Size 93B
            • SHA256 ed588fa361979f7f9c6dbb4e6a1ae6e075f2db8d79ea6ca2007ba8e3423671b0
            • MD5 SHA1 SHA512 TLSH

            xRunReg.vbs

            • Path C:\Users\Admin\AppData\Local\Temp\701A.tmp\MicrosoftWindowsServicesEtc\xRunReg.vbs
            • Size 134B
            • SHA256 cdd4f356ca256c707960bc42b97649111a830e6f951ca6a3cf80853e3c342947
            • MD5 SHA1 SHA512 TLSH

            memory/2948-121-0x0000000000AE0000-0x0000000000B04000-memory.dmp

            memory/3320-116-0x000000000040F000-0x0000000000410000-memory.dmp

            memory/3320-0-0x000000000040F000-0x0000000000410000-memory.dmp

            memory/5024-112-0x0000000000C20000-0x0000000000D5C000-memory.dmp

            memory/5024-113-0x0000000005E10000-0x00000000063CA000-memory.dmp

            memory/5024-114-0x00000000058F0000-0x0000000005982000-memory.dmp

            memory/5024-115-0x0000000005880000-0x000000000588A000-memory.dmp