hxxps://auonlineservice[.]org/notice

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2023, 22:59

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General

Target

https://auonlineservice.org/notice

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 = "133408475672217805"	chrome.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4100	chrome.exe
4100	chrome.exe
3384	chrome.exe
3384	chrome.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe
Token: SeShutdownPrivilege	4100	chrome.exe
Token: SeCreatePagefilePrivilege	4100	chrome.exe

Suspicious use of FindShellTrayWindow 26 IoCs

pid	Process
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe
4100	chrome.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4100 wrote to memory of 4872	4100	chrome.exe	57
PID 4100 wrote to memory of 4872	4100	chrome.exe	57
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 4148	4100	chrome.exe	88
PID 4100 wrote to memory of 2268	4100	chrome.exe	90
PID 4100 wrote to memory of 2268	4100	chrome.exe	90
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89
PID 4100 wrote to memory of 756	4100	chrome.exe	89

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://auonlineservice.org/notice
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:4100
- 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=0xfc,0x100,0x104,0xd8,0x108,0x7ff9ea6a9758,0x7ff9ea6a9768,0x7ff9ea6a9778
  2⤵
  PID:4872
- 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=1700 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:2
  2⤵
  PID:4148
- 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=2176 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:8
  2⤵
  PID:756
- 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=2112 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:8
  2⤵
  PID:2268
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2884 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:1
  2⤵
  PID:4828
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --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=2876 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:1
  2⤵
  PID:3696
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4532 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:1
  2⤵
  PID:1520
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=2108 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:1
  2⤵
  PID:4644
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=3120 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:1
  2⤵
  PID:3948
- 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=5300 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:8
  2⤵
  PID:224
- 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=5404 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:8
  2⤵
  PID:3068
- C:\Program Files\Google\Chrome\Application\chrome.exe
  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --mojo-platform-channel-handle=3104 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:1
  2⤵
  PID:1480
- 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=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2688 --field-trial-handle=1748,i,12055349254296046078,9026828935256866850,131072 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3384

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:3388

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\Code Cache\js\index-dir\the-real-index

Filesize
144B

MD5
04e7f9920dcf38bc851359d81e40ce5b

SHA1
09a4838d278d46641fe282713b1c8a8bbd3461d2

SHA256
23f46458ff6047f9f10056619947e7795837305457f7dc722ed0c62804fd87b6

SHA512
ddb5dc715a71c11713b1eae5b4a2a570a4f42a909bbfeb3a6787ee853e956f61bb200a4ef651a696915e470e21e53cee299ac4d468afbbfc116476ad634852ea

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

Filesize
2KB

MD5
7c27ae1501e6ac101c53369c2456f589

SHA1
3ed4494d91ac02d23052c0a2a9dd5517259fab4b

SHA256
85093e3834320f83609796176263732471efabe5f0e3d737cc35528ff4380a49

SHA512
f5173b9ca9e12b5e9622ff066dc4bcaa439d1b6d8dda049554d6c864cbf36e0d664e1e91a9b36aea50737085d2640d1f7f00ceddc2b9ed110575573ca07f81c2

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

Filesize
539B

MD5
c58f5d5a5aa028247bd778e417e69e71

SHA1
da4f52b2e22cbc940d4190ae1d67501e790adb0d

SHA256
f462adbf62b36c6975c22392d3e55b4344661d257f6357284f14638d77a782f2

SHA512
c6a6583ce85ababea93c89687c5902c7071e77c23a51988b930756fb0cb5165cce2d3723985376270f5ec3af1096b0641785a8b582eed5c1351e8d076c6b07d6

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

Filesize
6KB

MD5
992942b6a6fbbdc9266bc8a18d7ff0f1

SHA1
65ba683b45e2c06cf74ca801f1c3be2e39a5a56a

SHA256
9c434891353251746e05ebce8289dd4fbe2bb6e1e6cadaec1037310cec171268

SHA512
88b619fbe37938b46b4ca41d598943534ca37a3b96ac5c8f8fabd92ded52fbfeafcf8f69bfe2dbf52779cb4c1b919bf5e255e69e014e2a69c064d72c1196115d

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

Filesize
101KB

MD5
abc90d5bc80fa5c6e9247e2f1f1d2a1c

SHA1
8fb55e5b8d95a9bc7df140f67f6a65d971f44310

SHA256
c6ef5e3ed504a25c26d5ff46b1c6fe17d8d2c3a3af6a3cca8d684a4e7756f0de

SHA512
5603c0dcfae2621f1f132e1827ac2c56428750159e3c3623e84f383bb879bf9ac930ac3905384241ec8ca641b708ef55dddc5183a5da9af20268c1c34ae6f79c

Download Submit
C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

Filesize
2B

MD5
99914b932bd37a50b983c5e7c90ae93b

SHA1
bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

SHA256
44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

SHA512
27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

Download Submit