vjw0rm | hxxps://www[.]teclub[.]org[.]tw/1z2a4e/#dGVzdDExMUBnbWFpbC5jb20=

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_QEMU&Prod_HARDDISK\4&215468a5&0&000000	taskmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_QEMU&Prod_HARDDISK\4&215468a5&0&000000\Properties\{b725f130-47ef-101a-a5f1-02608c9eebac}\000A	taskmgr.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_QEMU&Prod_HARDDISK\4&215468a5&0&000000\FriendlyName	taskmgr.exe

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	taskmgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	taskmgr.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

pid	Process
4416	schtasks.exe
2400	schtasks.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

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

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings	chrome.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings	taskmgr.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
4732	Notepad.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2908	chrome.exe
2908	chrome.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
192	chrome.exe
192	chrome.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4808	taskmgr.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe
Token: SeShutdownPrivilege	2908	chrome.exe
Token: SeCreatePagefilePrivilege	2908	chrome.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe

Suspicious use of SendNotifyMessage 64 IoCs

pid	Process
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
2908	chrome.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe
4808	taskmgr.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1104	mmc.exe
1104	mmc.exe
1104	mmc.exe
1104	mmc.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 4376	2908	chrome.exe	73
PID 2908 wrote to memory of 4376	2908	chrome.exe	73
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 3264	2908	chrome.exe	75
PID 2908 wrote to memory of 656	2908	chrome.exe	76
PID 2908 wrote to memory of 656	2908	chrome.exe	76
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77
PID 2908 wrote to memory of 916	2908	chrome.exe	77

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Program Files\Google\Chrome\Application\chrome.exe
"C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.teclub.org.tw/1z2a4e/#dGVzdDExMUBnbWFpbC5jb20=
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xcc,0xd0,0xd4,0xa8,0xd8,0x7ffa02be9758,0x7ffa02be9768,0x7ffa02be9778
  2⤵
  PID:4376
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1532 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:2
  2⤵
  PID:3264
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1792 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:8
  2⤵
  PID:656
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2096 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:8
  2⤵
  PID:916
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2940 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:1
  2⤵
  PID:508
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2984 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:1
  2⤵
  PID:1404
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4912 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:8
  2⤵
  PID:4872
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4572 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:8
  2⤵
  PID:3784
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=4592 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:1
  2⤵
  PID:4600
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4436 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:8
  2⤵
  PID:2640
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=3192 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:1
  2⤵
  PID:4468
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5692 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:8
  2⤵
  PID:4260
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5672 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:8
  2⤵
  PID:3576
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\Downloads\Docu_Sign021004.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  - Adds Run key to start application
  PID:2904
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Local\Temp\Docu_Sign021004.js
    3⤵
    - Creates scheduled task(s)
    PID:4416
- C:\Windows\System32\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\Downloads\Docu_Sign021004.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  - Adds Run key to start application
  PID:2628
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Local\Temp\Docu_Sign021004.js
    3⤵
    - Creates scheduled task(s)
    PID:2400
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.15063.0 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4676 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:192
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=2584 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:1
  2⤵
  PID:784
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=848 --field-trial-handle=1808,i,6478268250390964050,14248604234715277458,131072 /prefetch:1
  2⤵
  PID:2944

C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
1⤵
PID:2692

C:\Windows\system32\taskmgr.exe
"C:\Windows\system32\taskmgr.exe" /4
1⤵
- Drops startup file
- Drops file in Windows directory
- Checks SCSI registry key(s)
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4808
- C:\Windows\system32\mmc.exe
  "C:\Windows\system32\mmc.exe" "C:\Windows\System32\services.msc"
  2⤵
  - Drops file in System32 directory
  - Suspicious use of SetWindowsHookEx
  PID:1104

C:\Windows\system32\werfault.exe
werfault.exe /h /shared Global\5156788b9a0641d3a747fba2fe3c2b96 /t 1888 /p 1104
1⤵
PID:4288

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:4320

C:\Windows\System32\Notepad.exe
"C:\Windows\System32\Notepad.exe" C:\Users\Admin\Downloads\Docu_Sign021004.js
1⤵
- Opens file in notepad (likely ransom note)
PID:4732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery