1650251facc91ff98b7c710c9a3949ddcc1c91c08fd4c789ca0295be977c0b26

Analysis

user interaction
yes
max time kernel
46s
max time network
53s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260706-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
09/07/2026, 15:00

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General

Target
Madium-Bootstrapper.exe
Size 6.9MB
Sample260709-sdnwyscv9p
SHA256 1650251facc91ff98b7c710c9a3949ddcc1c91c08fd4c789ca0295be977c0b26
MD5 eb557c8a6c10e7d92e2955fea2ac788b
SHA1 430df41170fe3e209f44f2dfa5c37f40f6edb101
SHA512 c4f5a533f8e58c29082864b44bf94c51a7619c4cef87f07639c6d6a4f04aa5c17dd587004db69572d7ef87b34bfb62ab25a538c48de1c638220beab47a3a7024
SSDEEP 98304:zKvnZ1DquE2Dk4GjV+AiO+vf04MQwySjcTc:G/bquE2Dk4GjVjFoPwlj
TLSH
T12776BF69A6BC00E9E466C1BCC2875223EB72B51517B157CF5A248AF60F63AD02F7F740
MD5 SHA1 SHA512 SSDEEP TLSH

Score

8^/10

adware defense_evasion discovery persistence ransomware spyware trojan

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-515251955-468707340-1782030364-1000\Software\Microsoft\Active Setup\Installed Components	explorer.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

defense_evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Madium-Bootstrapper.exe

Enumerates connected drives 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\E:	explorer.exe
File opened (read-only)	\??\F:	explorer.exe

Network Share Discovery 1 TTPs
Attempt to gather information on host network.
discovery

Network Share Discovery
T1135

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SystemTemp	msedgewebview2.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 42 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009	explorer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\FriendlyName	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	explorer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\FriendlyName	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006	explorer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\UpperFilters	explorer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\ConfigFlags	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	explorer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\FriendlyName	explorer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\FriendlyName	explorer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\UpperFilters	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A	explorer.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\ConfigFlags	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{259abffc-50a7-47ce-af08-68c9a7d73366}\000C	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_HL-DT-ST_DVD+-RW\4&215468A5&0&010000	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{78c34fc8-104a-4aca-9ea4-524d52996e57}\005A	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000001\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002\Properties\{cf73bb51-3abf-44a2-85e0-9a3dc7a12132}\0006	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Properties\{540b947e-8b40-45bc-a8a2-6a0b894cbda2}\0009	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{8c7ed206-3f8a-4827-b3ab-ae9e1faefc6c}\0004	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\Properties\{51236583-0c4a-4fe8-b81f-166aec13f510}\007A	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Msft&Prod_Virtual_DVD-ROM\2&1f4adffe&0&000002	explorer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000	explorer.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedgewebview2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedgewebview2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedgewebview2.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-515251955-468707340-1782030364-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe

Modifies registry class 16 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{374DE290-123F-4565-9164-39C4925E467B}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-515251955-468707340-1782030364-1000\{DFAC84F2-3307-4A9C-B27D-0978E3A962B2}	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-515251955-468707340-1782030364-1000_Classes\Local Settings\MuiCache	SearchHost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-515251955-468707340-1782030364-1000_Classes\Local Settings	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{3ADD1653-EB32-4cb0-BBD7-DFA0ABB5ACCA}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A0953C92-50DC-43bf-BE83-3742FED03C9C}\Instance\	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-515251955-468707340-1782030364-1000_Classes\Local Settings\MuiCache	StartMenuExperienceHost.exe
Key created	\REGISTRY\USER\S-1-5-21-515251955-468707340-1782030364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-515251955-468707340-1782030364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 020202	explorer.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-515251955-468707340-1782030364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 020000000100000000000000ffffffff	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1CF1260C-4DD0-4ebb-811F-33C572699FDE}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-515251955-468707340-1782030364-1000\{A822D777-6A3C-48C2-808A-9F7B935E8286}	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-515251955-468707340-1782030364-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	explorer.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
52	NOTEPAD.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4972	explorer.exe
4972	explorer.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs

pid	Process
5660	msedgewebview2.exe

Suspicious use of AdjustPrivilegeToken 16 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4972	explorer.exe
Token: SeCreatePagefilePrivilege	4972	explorer.exe
Token: SeShutdownPrivilege	4972	explorer.exe
Token: SeCreatePagefilePrivilege	4972	explorer.exe
Token: SeShutdownPrivilege	4972	explorer.exe
Token: SeCreatePagefilePrivilege	4972	explorer.exe
Token: SeShutdownPrivilege	4972	explorer.exe
Token: SeCreatePagefilePrivilege	4972	explorer.exe
Token: SeShutdownPrivilege	4972	explorer.exe
Token: SeCreatePagefilePrivilege	4972	explorer.exe
Token: SeShutdownPrivilege	4972	explorer.exe
Token: SeCreatePagefilePrivilege	4972	explorer.exe
Token: SeShutdownPrivilege	4972	explorer.exe
Token: SeCreatePagefilePrivilege	4972	explorer.exe
Token: SeShutdownPrivilege	4972	explorer.exe
Token: SeCreatePagefilePrivilege	4972	explorer.exe

Suspicious use of FindShellTrayWindow 7 IoCs

pid	Process
3448	sihost.exe
4972	explorer.exe
4972	explorer.exe
4972	explorer.exe
4972	explorer.exe
4972	explorer.exe
4972	explorer.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
4972	explorer.exe
4972	explorer.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3548	StartMenuExperienceHost.exe
1620	SearchHost.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 5468 wrote to memory of 5660	5468	Madium-Bootstrapper.exe	88
PID 5660 wrote to memory of 5504	5660	msedgewebview2.exe	89
PID 5660 wrote to memory of 5020	5660	msedgewebview2.exe	91
PID 5660 wrote to memory of 5020	5660	msedgewebview2.exe	91
PID 5660 wrote to memory of 5020	5660	msedgewebview2.exe	91
PID 5660 wrote to memory of 5020	5660	msedgewebview2.exe	91
PID 5660 wrote to memory of 5832	5660	msedgewebview2.exe	92
PID 5660 wrote to memory of 5632	5660	msedgewebview2.exe	93
PID 5660 wrote to memory of 5632	5660	msedgewebview2.exe	93
PID 5660 wrote to memory of 5632	5660	msedgewebview2.exe	93
PID 5660 wrote to memory of 2884	5660	msedgewebview2.exe	94
PID 5660 wrote to memory of 2884	5660	msedgewebview2.exe	94
PID 5660 wrote to memory of 2884	5660	msedgewebview2.exe	94
PID 5660 wrote to memory of 2884	5660	msedgewebview2.exe	94
PID 5660 wrote to memory of 2884	5660	msedgewebview2.exe	94
PID 3448 wrote to memory of 4972	3448	sihost.exe	102

C:\Users\Admin\AppData\Local\Temp\Madium-Bootstrapper.exe
"C:\Users\Admin\AppData\Local\Temp\Madium-Bootstrapper.exe"
1⤵
- Checks whether UAC is enabled
- Suspicious use of WriteProcessMemory
PID:5468
- C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
  "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=Madium-Bootstrapper.exe --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=5468.5732.18396432661042809626 /pfhostedapp:ecab442f1158923e848bd3ab0296c85ab98a31a6
  2⤵
  - Drops file in Windows directory
  - Enumerates system info in registry
  - Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
  - Suspicious use of WriteProcessMemory
  PID:5660
- - C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
    "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView /prefetch:4 /pfhostedapp:ecab442f1158923e848bd3ab0296c85ab98a31a6 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.139 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=122.0.2365.106 --initial-client-data=0x184,0x188,0x18c,0x160,0x194,0x7fffc02a5fd8,0x7fffc02a5fe4,0x7fffc02a5ff0
    3⤵
    PID:5504
- - C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
    "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1788 --field-trial-handle=1796,i,278379933333325689,1769232172927013429,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:ecab442f1158923e848bd3ab0296c85ab98a31a6
    3⤵
    PID:5020
- - C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
    "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2016 --field-trial-handle=1796,i,278379933333325689,1769232172927013429,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:ecab442f1158923e848bd3ab0296c85ab98a31a6
    3⤵
    PID:5832
- - C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
    "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2180 --field-trial-handle=1796,i,278379933333325689,1769232172927013429,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:ecab442f1158923e848bd3ab0296c85ab98a31a6
    3⤵
    PID:5632
- - C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
    "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView" --webview-exe-name=Madium-Bootstrapper.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --mojo-platform-channel-handle=3540 --field-trial-handle=1796,i,278379933333325689,1769232172927013429,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:ecab442f1158923e848bd3ab0296c85ab98a31a6 /prefetch:1
    3⤵
    PID:2884

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4796

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3448
- C:\Windows\explorer.exe
  explorer.exe /LOADSAVEDWINDOWS
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Enumerates connected drives
  - Checks SCSI registry key(s)
  - Modifies Internet Explorer settings
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:4972
- - C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\Downloads\EnterBackup.txt
    3⤵
    - Opens file in notepad (likely ransom note)
    PID:52

C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:3548

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1620

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4404

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Network Share Discovery

T1135

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

prep_Activatable Class_Hermes_perf.cache

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
Size 603B
SHA256 b346273b0f3e13afaa9f07d97248343c45a667a5e097d1198a449a4de187aebb
MD5 2510ff22aab74c2ba735738716005a2f
SHA1 306d676ad05de19254b82e221f183ff918e4902b
SHA512 b06c9137817610963efc14c36895253ac8c2eb5af5c9c5e3bdfa59fef8050d9827e4d250b571051c52d7141b4d69702cb0e23a14a114c3e163b1b5bdb2911f1f
TLSH
T1BEF0DC53D3E25125E023023D88A61BD27A33DB596FC7262B4540AE6C3E3B3002F494BC
MD5 SHA1 SHA512 TLSH

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prep_Activatable Class_Hermes_perf.cache

Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
Size 599B
SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
MD5 658ab8c32d4cc5deb36ac5f63da4658b
SHA1 30c12cd871ff0c2c4098d794e9ae4f2540586813
SHA512 a73030c008ef3c2e274f11c90bfe79fa8ae402f76801c710bed8cc1ab1218a84858ea566b772be4bade8ef639a019c57d297028df15b64b3753482cf0f3c8f85
TLSH
T12AF05C83EB6A1B72C456123DC8EE56E47B31D1846EC11367A2107B1D3C2B7192D174BD
MD5 SHA1 SHA512 TLSH

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microsoftwindows.client[1].xml

Path C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\SPHAP64J\microsoftwindows.client[1].xml
Size 1KB
SHA256 3eb9a2cdc7ca319b3cc118e3847153eb7ce7417df516b9c449e3ddae649db5e2
MD5 5cf2854487afef9954fb3c22333c0b6b
SHA1 3b3bfa7f13aa7889fd9af51c16e64ccacc62d60b
SHA512 d7409b2c668e512f455c3f5a5beac9b460b5f7cb1089388b5d357a14ea798d40c448c5abb66e97169c991ee01737b5e44be110412a33de1818f1aa3a35adb5e0
TLSH
T1CA31F52C9AF24F2E6C1CB47AA6802384A78FC31BA5E937EC1CAC7EC52349945611B059
MD5 SHA1 SHA512 TLSH

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settings.dat

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Crashpad\settings.dat
Size 280B
SHA256 165dc3f3fa63d38734c203886cab29fe8555b91e2e6777b03d4cb25a458b629d
MD5 0837406959786bf0d837e0d8872c6a3e
SHA1 deb70e53cb2453a8ae99ab01b70b97f447d2fddd
SHA512 393182417a0af7640c8b76affffbc398d3c016f12f55798e5c7a95a4476b0f7dce0ca3751f4dee16835f3b655dad1f58f145456e07e89de4bb41a8f292779c8c
TLSH
T1F9D0121272010634D01020331502B52C44C0F10B410A80055D2C861E1A14498091345E
MD5 SHA1 SHA512 TLSH

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settings.dat

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Crashpad\settings.dat
Size 280B
SHA256 20339ce4769f3c789a7bde447fcfacecf4411d6f62fc4930406a9a39a34f329e
MD5 dd319e0c3864c06f15b44c8fa5a769f6
SHA1 8deb2210a90f8d36a92d6bc20b725283bb48fdf1
SHA512 68c9b79769fe4b304b6128382352c745f2ce3f9d9e1c108a8a9c015586ba377f69794cb8b54647c8a2caa5f91e47e9d1b621cd56d6654c0ae3521eb8a3f87b10
MD5 SHA1 SHA512

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SCT Auditing Pending Reports

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Default\Network\SCT Auditing Pending Reports
Size 2B
SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
MD5 d751713988987e9331980363e24189ce
SHA1 97d170e1550eee4afc0af065b78cda302a97674c
SHA512 b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af
MD5 SHA1 SHA512

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MANIFEST-000001

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Default\Sync Data\LevelDB\MANIFEST-000001
Size 41B
SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
MD5 5af87dfd673ba2115e2fcf5cfdb727ab
SHA1 d5b5bbf396dc291274584ef71f444f420b6056f1
SHA512 de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b
MD5 SHA1 SHA512

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CURRENT

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Default\shared_proto_db\metadata\CURRENT
Size 16B
SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
MD5 46295cac801e5d4857d09837238a6394
SHA1 44e0fa1b517dbf802b18faf0785eeea6ac51594b
SHA512 8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23
MD5 SHA1 SHA512

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data_0

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\GraphiteDawnCache\data_0
Size 8KB
SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
MD5 cf89d16bb9107c631daabf0c0ee58efb
SHA1 3ae5d3a7cf1f94a56e42f9a58d90a0b9616ae74b
SHA512 8cb5b059c8105eb91e74a7d5952437aaa1ada89763c5843e7b0f1b93d9ebe15ed40f287c652229291fac02d712cf7ff5ececef276ba0d7ddc35558a3ec3f77b0
SSDEEP 3:MsFl:/F
MD5 SHA1 SHA512 SSDEEP

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data_1

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\GraphiteDawnCache\data_1
Size 264KB
SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
MD5 d0d388f3865d0523e451d6ba0be34cc4
SHA1 8571c6a52aacc2747c048e3419e5657b74612995
SHA512 376011d00de659eb6082a74e862cfac97a9bb508e0b740761505142e2d24ec1c30aa61efbc1c0dd08ff0f34734444de7f77dd90a6ca42b48a4c7fad5f0bddd17
SSDEEP 3:MsEllllkEthXllkl2:/M/xT02
MD5 SHA1 SHA512 SSDEEP

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data_2

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\GraphiteDawnCache\data_2
Size 8KB
SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
MD5 0962291d6d367570bee5454721c17e11
SHA1 59d10a893ef321a706a9255176761366115bedcb
SHA512 f555e961b69e09628eaf9c61f465871e6984cd4d31014f954bb747351dad9cea6d17c1db4bca2c1eb7f187cb5f3c0518748c339c8b43bbd1dbd94aeaa16f58ed
SSDEEP 3:MsHlDll:/H
MD5 SHA1 SHA512 SSDEEP

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data_3

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\GraphiteDawnCache\data_3
Size 8KB
SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
MD5 41876349cb12d6db992f1309f22df3f0
SHA1 5cf26b3420fc0302cd0a71e8d029739b8765be27
SHA512 e9a4fc1f7cb6ae2901f8e02354a92c4aaa7a53c640dcf692db42a27a5acc2a3bfb25a0de0eb08ab53983132016e7d43132ea4292e439bb636aafd53fb6ef907e
SSDEEP 3:MsGl3ll:/y
MD5 SHA1 SHA512 SSDEEP

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Local State

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Local State
Size 3KB
SHA256 c8277417043ec0dd3db2baabf692592151c42e6d46c1146cbd4d85a07b4d5239
MD5 e2c4953a34ac991f0408bf8261211451
SHA1 8201cfafbac75351427173b414d2e2409920692e
SHA512 236cec673de099b1ddf32d9b1251221e90517c1fb5c9d8c298ed088949f4b16f301e619dbabdf642720cb7e66daf4ac8f3295641ac01b7836142dae7ab50fd82
TLSH
T16681A7765864EDB75CE39A057D862F06BBA491679AC53F94E6EC0F0C01D72981353823
MD5 SHA1 SHA512 TLSH

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Local State

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Local State
Size 2KB
SHA256 16e41aa84e9f1caf9abeb3de4bbbbc05cc0f3188ae4071c0e6cecd5b9dd0742a
MD5 679ab262e21140f341c29fa14b3291f7
SHA1 eb100a612dacaaa1114c3f10cec2707f8a5a0eb9
SHA512 f3597724825c7f1ebc8d5ca0d5634aa6880992bf1f012e1b78795999ff269e930b88b702d5811cbde217d7fb734c35da1d41602ae69cc08b11acfb349e23a001
TLSH
T12C51A47329209BB7ACF34B483D462E52AE7491A6AB922F5076CC070801C745C2717C76
MD5 SHA1 SHA512 TLSH

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Local State

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Local State
Size 3KB
SHA256 8690d570150a91beb16fd4c67d77d0c790c991c4174d6d65f2f28b4018075a0d
MD5 e743d266e5a1c5ef520fd07cc8a3ff9b
SHA1 79633829f75ded9141e42c299176ccac4098a0de
SHA512 575d698bd92e65d29688aab7cd7b12b0b797d37861fac2253ec07faea1b10a43f41e50f4550064f2e0f80245d34f300ac8a2520f9acc99f1b7aa93b6cffadf02
TLSH
T16F71967A6960DA779DF39A047D862B15BBA45127AAD13F94E6EC0F0C01C72981713C23
MD5 SHA1 SHA512 TLSH

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Local State~RFe58f661.TMP

Path C:\Users\Admin\AppData\Local\Temp\MadiumLottie-{230CB6A9-34E3-4EC2-8629-CD6853B3A1A2}\wv2\EBWebView\Local State~RFe58f661.TMP
Size 1KB
SHA256 389a75532b1d37845c7577d9a511da9e019eae5ddf306ecfdfbf55294522a839
MD5 c91529e43d424ceecfa16bfaf1bbeb00
SHA1 b1f61ac87f5251cb00b6aa1c24ab440e27808d0e
SHA512 bf1140d290db97501cd6388f1919bf134e754ec0f2a63f3cf18504af72749ad59b1b44333e78f3136ba6123c0b058229cc5e946e98a750cc13df07e1a8b93b8f
TLSH
T1E33154B295609FB3BCA7679A3646AE966E7041AA96910F4471CD860802D705CAE3BC32
MD5 SHA1 SHA512 TLSH

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Madium.lnk

Path C:\Users\Admin\Desktop\Madium.lnk
Size 1KB
SHA256 4f3910ff9a325ab7ec68512ad308947ea91ce866a9268b92466d8eae2dc970ef
MD5 6c7a71bd23b61313a6dbdbd4efcf22fe
SHA1 c4b562662f1e7187a5f91e5cc0178ce836b64151
SHA512 ef1b4cf8678ffe7094c12112244f5cf9b89a7d666746c7a982a10092ca44e620b976a271f8cd476123dd4443298192e3e178e3a07ca48fcbea5b9bc414dc6d9c
TLSH
T1CA413A32ACD92120E7FBD77E57DBA325C6BB7823C7495A084080C2052F21B1C6D55F6B
MD5 SHA1 SHA512 TLSH

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memory/1620-302-0x000002CB801E0000-0x000002CB802E0000-memory.dmp

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memory/1620-312-0x000002CB81E60000-0x000002CB81F60000-memory.dmp

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memory/1620-346-0x000002CB94220000-0x000002CB94240000-memory.dmp

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memory/1620-311-0x000002CB81900000-0x000002CB81920000-memory.dmp

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memory/1620-300-0x000002CB801E0000-0x000002CB802E0000-memory.dmp

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memory/1620-322-0x000002CB81D40000-0x000002CB81D60000-memory.dmp

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memory/1620-531-0x000002CB99EF0000-0x000002CB99FF0000-memory.dmp

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memory/2884-106-0x00007FFFE2130000-0x00007FFFE2131000-memory.dmp

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memory/5020-25-0x00007FFFE2130000-0x00007FFFE2131000-memory.dmp

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