hxxp://krnl[.]ca

Analysis

max time kernel
1199s
max time network
1177s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
09-05-2024 21:44

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General

Target

http://krnl.ca

Score

1^/10

Malware Config

Signatures

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	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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry	chrome.exe
Set value (int)	\REGISTRY\USER\S-1-5-19\Software\Microsoft\Cryptography\TPM\Telemetry\TraceTimeLast = "133597647063549954"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1096	chrome.exe
1096	chrome.exe
2892	chrome.exe
2892	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 IoCs

pid	Process
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe
Token: SeShutdownPrivilege	1096	chrome.exe
Token: SeCreatePagefilePrivilege	1096	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe
1096	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1096 wrote to memory of 3368	1096	chrome.exe	78
PID 1096 wrote to memory of 3368	1096	chrome.exe	78
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 4512	1096	chrome.exe	79
PID 1096 wrote to memory of 3768	1096	chrome.exe	80
PID 1096 wrote to memory of 3768	1096	chrome.exe	80
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81
PID 1096 wrote to memory of 3884	1096	chrome.exe	81

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 http://krnl.ca
1⤵
- Enumerates system info in registry
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1096
- 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=110.0.5481.104 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffdcff6ab58,0x7ffdcff6ab68,0x7ffdcff6ab78
  2⤵
  PID:3368
- 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=1672 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:2
  2⤵
  PID:4512
- 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=2088 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:8
  2⤵
  PID:3768
- 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=service --mojo-platform-channel-handle=2140 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:8
  2⤵
  PID:3884
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --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=2952 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:1
  2⤵
  PID:1604
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2960 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:1
  2⤵
  PID:4604
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=3692 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:1
  2⤵
  PID:4976
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3212 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:1
  2⤵
  PID:2036
- 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=4432 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:8
  2⤵
  PID:3756
- 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=2960 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:8
  2⤵
  PID:3196
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --mojo-platform-channel-handle=4056 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:1
  2⤵
  PID:2876
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=1580 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:1
  2⤵
  PID:3596
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --mojo-platform-channel-handle=1492 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:1
  2⤵
  PID:1880
- 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=10.0.22000.1 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1812 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2892
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=1472 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:1
  2⤵
  PID:1188
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --mojo-platform-channel-handle=2172 --field-trial-handle=1572,i,15308436274600514522,4099616746163776036,131072 /prefetch:1
  2⤵
  PID:416

C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe
"C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe"
1⤵
PID:4248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

Filesize
6KB

MD5
e4e6beaf7c19c4862ee4b7b4e74464c1

SHA1
9928fd010c2847a4d0835751a1dbdf72adf6a085

SHA256
d77403e7b74393ef46c657b1d9f03845a7d559f5527247d59af957b1453f7f90

SHA512
d987fdd571035ebabc62c829baef606fa00ec57ab665f0f4480506cd13f1d40945622bd096e6cb9a069651beee469428026a718e063b49dc4754c4c0286a6738

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

Filesize
130KB

MD5
e9550d770cdc875353476f714589b634

SHA1
b10f0884ccca7ea65969f7058d203a5d3f0406bd

SHA256
552e0b1fec6b63c9dcac3128c869ee4af4bc30d568e7979d8284772523fddb7e

SHA512
fc78f314e1fc14fefb924d58df2533870edefff3adc79412e06f2f738049e5f7caff1c8e76e49768b5f570997a5582c1df7c8be209c8b3cc25f53e140aa763c1

Download Submit