hxxps://www[.]espruino[.]com/mosfets#[:]~[:]text=MOSFETs%20only%20switch%20current%20flowing,the%20source%20to%20the%20drain)[.]

Analysis

max time kernel
976s
max time network
989s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
03/01/2024, 10:42

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General

Target

https://www.espruino.com/mosfets#:~:text=MOSFETs%20only%20switch%20current%20flowing,the%20source%20to%20the%20drain).

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2416	msedge.exe
2416	msedge.exe
4420	msedge.exe
4420	msedge.exe
3692	identity_helper.exe
3692	identity_helper.exe
4040	msedge.exe
4040	msedge.exe
4040	msedge.exe
4040	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe
2416	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2416 wrote to memory of 2384	2416	msedge.exe	91
PID 2416 wrote to memory of 2384	2416	msedge.exe	91
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 3104	2416	msedge.exe	93
PID 2416 wrote to memory of 4420	2416	msedge.exe	94
PID 2416 wrote to memory of 4420	2416	msedge.exe	94
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95
PID 2416 wrote to memory of 3808	2416	msedge.exe	95

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.espruino.com/mosfets#:~:text=MOSFETs%20only%20switch%20current%20flowing,the%20source%20to%20the%20drain).
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:2416
- 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,0x100,0x104,0xd8,0x108,0x7ffa22e146f8,0x7ffa22e14708,0x7ffa22e14718
  2⤵
  PID:2384
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,12381449470368720622,5983432609372408096,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2108 /prefetch:2
  2⤵
  PID:3104
- 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=2096,12381449470368720622,5983432609372408096,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2392 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4420
- 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=2096,12381449470368720622,5983432609372408096,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2744 /prefetch:8
  2⤵
  PID:3808
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,12381449470368720622,5983432609372408096,131072 --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=3596 /prefetch:1
  2⤵
  PID:3200
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,12381449470368720622,5983432609372408096,131072 --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=3612 /prefetch:1
  2⤵
  PID:4020
- 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=2096,12381449470368720622,5983432609372408096,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5564 /prefetch:8
  2⤵
  PID:4996
- 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=2096,12381449470368720622,5983432609372408096,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5564 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3692
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,12381449470368720622,5983432609372408096,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5472 /prefetch:1
  2⤵
  PID:552
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,12381449470368720622,5983432609372408096,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2036 /prefetch:1
  2⤵
  PID:1840
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,12381449470368720622,5983432609372408096,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3672 /prefetch:1
  2⤵
  PID:1520
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2096,12381449470368720622,5983432609372408096,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5780 /prefetch:1
  2⤵
  PID:2900
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2096,12381449470368720622,5983432609372408096,131072 --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=3380 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4040

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3484

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4256

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
efc9c7501d0a6db520763baad1e05ce8

SHA1
60b5e190124b54ff7234bb2e36071d9c8db8545f

SHA256
7af7b56e2f0a84ae008785726f3404eb9001baa4b5531d0d618c6bdcb05a3a7a

SHA512
bda611ddba56513a30295ea5ca8bc59e552154f860d13fed97201cdb81814dd6d1bca7deca6f8f58c9ae585d91e450f4383a365f80560f4b8e59a4c8b53c327d

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

Filesize
216B

MD5
2b115d6f7c146cf9ac387b1eadbee46b

SHA1
e40d4640c5a00e238e26d967165836dc73c47083

SHA256
46060d68011db4b857f7801edf01307a42b8c768feb2feafc2f0d68dcee6dde6

SHA512
0ec017f82874f9d84b366df2c823b59480b70eb8f883df7ada0b0b5652c1da67fc93cf9fd0281b489ff8a4abfc5b32dd8cc9279e990feb1d7eaac3f8f55b9f16

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

Filesize
111B

MD5
285252a2f6327d41eab203dc2f402c67

SHA1
acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

SHA256
5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

SHA512
11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

Filesize
520B

MD5
a87d91182a9769435545d7b1ef127e7e

SHA1
049dfed3405677f6933c9e01c88a414cf945a571

SHA256
3118ad6ba2dc6018c1a1e3acb22bcca39532a26c7a5d6ea37b283ef145964cdc

SHA512
1e8f130b639080dcd67706596abceb43042fcddd09cae6e1c0920457c4f7d4c7ca17961d33045c2c5c3f3747ebe61e609597a2040e2281f0ae61effb8403a488

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

Filesize
5KB

MD5
8cd9fa591a3e3a83f21876341ac409b7

SHA1
0419b135b1e4ebf02749d16d569cfd001e8adba3

SHA256
6195d0933ac4efee4194035cbd63bf4f23356d2be8dd75b0c1117e2bbf2deb3b

SHA512
5ea77add8e5a29175e33f0c8d0df394224b372be0d5557256b6baa828626fdac0bfb7c5776c4a22bcd91ef9a1f793fe288d317d6a1e1ed464239877fdf9d0b78

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

Filesize
5KB

MD5
1fe7d7cd59664e8b3dfc4d5426892510

SHA1
8bf938eb87b77c81a347f8d1fe3c8b259fdbd140

SHA256
40d990cf4dda6f0502a86c3499b7b2fb63b0b9f796b871a86e37514cc5020c1c

SHA512
ce52b8710207c16906e8afedc4c9c7a0d30ca029b1f4b5732e101d0207c6ef0a2e7e40eaff4d741dbf012791198a465a245e6a8d758f572b04a39638e36c8f1c

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

Filesize
5KB

MD5
30ace5ab60f18f28e5fa5aeb3cc526be

SHA1
f68b039bd9f3291290bc613dee21d6c530c260ee

SHA256
44b70e8cc11d66129304f0b239c07a7c197e852b749d3718daabb74a7658312a

SHA512
14d3be7a6772c1eead88e9f2b9d0b61c35006e49895b0f61f6b2879413902bb1b794076f970a4f1d6ab8d8a8dea65422b28fe50af9135e9e0976aa89c49e26d7

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

Filesize
24KB

MD5
121510c1483c9de9fdb590c20526ec0a

SHA1
96443a812fe4d3c522cfdbc9c95155e11939f4e2

SHA256
cf5d26bc399d0200a32080741e12f77d784a3117e6d58e07106e913f257aa46c

SHA512
b367741da9ab4e9a621ad663762bd9c459676e0fb1412e60f7068834cbd5c83b050608e33d5320e1b191be1d809fef48831e0f42b3ecabd38b24ec222576fa81

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
3KB

MD5
96bb903ea7ec9aa78174a6fdd930eddd

SHA1
dc359f09e5f36cea1975f7fd9c740e12114fddd3

SHA256
8f6a8bc73ac02af556bd0810296151bbaeffa177d8bf3f2c2aa5ab73bf3fda7f

SHA512
ac5778f10b2c20b2e1afe2228af6e654d89850ce4a324c9db6abda9cdf44c27c2a9da2c974b38164d872dc3c7bea748aba06cd3e6fd004f4e3f67f5882c899ef

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

Filesize
10KB

MD5
45712e9e59f98c93aa2d06336c0c82eb

SHA1
d47367dc900ceb78111d3dfd71e6d887154e25b0

SHA256
adf71b15eaeb15368eee7ab2e67e8e3e1ba542115bcd5590e2cfedada4926666

SHA512
8990628d2d9e0aa8b81e65d22143a1b3fbbe9141889e77624ba05a1356c82ac7a5b1b237fc523a5cbdf7e7d6ff8f73d68713dca45b450b69900770d022594832

Download Submit