hxxps://www[.]silabs[.]com/mcu/32-bit-microcontrollers?source=Media&detail=Google-PPC&cid=med-gos-mcu-051024&s_kwcid=AL!16736!3!699789540141!b!!g!!embedded%20mcu&gad_source=1&gbraid=0AAAAAD_h18l4AYrfuw3ojUkB-vhZ8qA50&gclid=CjwKCAjwy8i0BhAkEiwAdFaeGC_s40Kx-mO5SD0MBdQ67D_8t7gzB8qq4MO0kNA7Q3aIOOZh16cgYBoClbEQAvD_BwE#tools

Analysis

max time kernel
145s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
13/07/2024, 15:48

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General

Target

https://www.silabs.com/mcu/32-bit-microcontrollers?source=Media&detail=Google-PPC&cid=med-gos-mcu-051024&s_kwcid=AL!16736!3!699789540141!b!!g!!embedded%20mcu&gad_source=1&gbraid=0AAAAAD_h18l4AYrfuw3ojUkB-vhZ8qA50&gclid=CjwKCAjwy8i0BhAkEiwAdFaeGC_s40Kx-mO5SD0MBdQ67D_8t7gzB8qq4MO0kNA7Q3aIOOZh16cgYBoClbEQAvD_BwE#tools

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	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1728	msedge.exe
1728	msedge.exe
3852	msedge.exe
3852	msedge.exe
1576	identity_helper.exe
1576	identity_helper.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe
1116	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe
3852	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3852 wrote to memory of 456	3852	msedge.exe	85
PID 3852 wrote to memory of 456	3852	msedge.exe	85
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 3556	3852	msedge.exe	86
PID 3852 wrote to memory of 1728	3852	msedge.exe	87
PID 3852 wrote to memory of 1728	3852	msedge.exe	87
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88
PID 3852 wrote to memory of 3180	3852	msedge.exe	88

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.silabs.com/mcu/32-bit-microcontrollers?source=Media&detail=Google-PPC&cid=med-gos-mcu-051024&s_kwcid=AL!16736!3!699789540141!b!!g!!embedded%20mcu&gad_source=1&gbraid=0AAAAAD_h18l4AYrfuw3ojUkB-vhZ8qA50&gclid=CjwKCAjwy8i0BhAkEiwAdFaeGC_s40Kx-mO5SD0MBdQ67D_8t7gzB8qq4MO0kNA7Q3aIOOZh16cgYBoClbEQAvD_BwE#tools
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:3852
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff97c5c46f8,0x7ff97c5c4708,0x7ff97c5c4718
  2⤵
  PID:456
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2156 /prefetch:2
  2⤵
  PID:3556
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2208 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1728
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2772 /prefetch:8
  2⤵
  PID:3180
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3320 /prefetch:1
  2⤵
  PID:3312
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3340 /prefetch:1
  2⤵
  PID:2776
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4064 /prefetch:1
  2⤵
  PID:1212
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6008 /prefetch:8
  2⤵
  PID:3264
- C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6008 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1576
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6004 /prefetch:1
  2⤵
  PID:2132
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5820 /prefetch:1
  2⤵
  PID:1976
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5256 /prefetch:1
  2⤵
  PID:892
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5676 /prefetch:1
  2⤵
  PID:2588
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2148,15329887808903933908,12034390255779916432,131072 --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=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5168 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1116

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1476

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4560

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\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
6c86c838cf1dc704d2be375f04e1e6c6

SHA1
ad2911a13a3addc86cc46d4329b2b1621cbe7e35

SHA256
dff0886331bb45ec7711af92ab10be76291fde729dff23ca3270c86fb6e606bb

SHA512
a120248263919c687f09615fed56c7cac825c8c93c104488632cebc1abfa338c39ebdc191e5f0c45ff30f054f08d4c02d12b013de6322490197606ce0c0b4f37

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

Filesize
152B

MD5
27f3335bf37563e4537db3624ee378da

SHA1
57543abc3d97c2a2b251b446820894f4b0111aeb

SHA256
494425284ba12ee2fb07890e268be7890b258e1b1e5ecfa4a4dbc3411ab93b1a

SHA512
2bef861f9d2d916272f6014110fdee84afced515710c9d69b3c310f6bf41728d1b2d41fee3c86441ff96c08c7d474f9326e992b9164b9a3f13627f7d24d0c485

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
648B

MD5
909d34feadab452b6c77781748507192

SHA1
1fc4456445573af43e83408e89e71ebec1278bbd

SHA256
629d0ce32bd0e03f76ede30ee0bd04cd737ca38d53dcdb6916a3b326474daa31

SHA512
875d3ed1c82276d39c9ed71a4878a648165d696b05a7a459bf1f5bdf862baa9f1e9259e26ff99a788e2075f1216ff99d99aec94418cec8c12b825b74fe64bf77

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

Filesize
3KB

MD5
881bea8689c39dc17f15ce6f073da528

SHA1
80787d6e1e46c28ef88b609510747a43426da4a1

SHA256
9fd67a9034e594f65ef35d0ea36bc0a84eb61143532984bbc3404279478ebd1d

SHA512
3bb53f9f601810c831204612332eb5672bcde45ad0328bb7908b68c95578f8394728691be73744716b55efc480ca2ef569946f9740c1e9bea4b5a1a140d33106

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
6KB

MD5
4bb9a6730501a28942d1723bc29d8a10

SHA1
9f3da004a60848d21e6324c0e0ba8b924f5a6b87

SHA256
a07a0cb3047c888d376cc3daa70f93303c0e580cecbb818c745e240f2c8453fa

SHA512
70d9f80f36121f2d07b534db32a320935648de089c246d34bec8a3d2697835277987319bf2cef4cee35317297bec01627f22fc5d9c4f203b9e2a53c174ba9056

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

Filesize
8KB

MD5
b4f449534e2777b436fa18066ad52f4f

SHA1
5570d81fe65355a041a73b41e99dafe86629517c

SHA256
94480ba709889f81e324da5fd4860b6f9b74552b6f6739c19663e8a7c7d1928a

SHA512
c1ac5279191f4c3ff8b611d2a0ca384dc019c6bde19e8ee8c9464973952f3d9b1c62f43177502dfc3e43401c67a685864fa5b7c56ff6d167532dec6f3be88a19

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

Filesize
11KB

MD5
938fe5df1fd477025be2fd077f4529c4

SHA1
5b8cf1a02d3b894d18c94de7e089acef8e30b13a

SHA256
5122159bbd8fd94e01839261a686c549bf67aa29fc385577e31c8a1dc17d51ba

SHA512
57c7b935eeb685056fc7b767f85d0be251a1b56b7faf19ad39e915ae85a2e66bce1a0f10e2cd78a9fd5d8758a1816d30532e3cc1a0612577f1425f6b88370078

Download Submit