081ce507c690b752844433ab4e64ae7a55005ca03d8df863619ef2a43ecbe4a3

Analysis

max time kernel
145s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2024, 01:01

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General

Target

libyuv_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
Size

206KB
MD5

3f9b353ca2a930ab6c0d2e8e01c48573
SHA1

a56909fc9d20990f6a437c30a5ec76c31fb15294
SHA256

081ce507c690b752844433ab4e64ae7a55005ca03d8df863619ef2a43ecbe4a3
SHA512

e4d727ff39b7c6aa4477a58b1a440c8cc9cd6b753147df344a84db805b52c1bc0112e6b23f065b1c0181ca10866655e399b8ffb9b518332f85b5e32446f768a6
SSDEEP

1536:Ah/pkvYQ4ECaYd4m2+PksEwjypms+ZHMSL0um0Qive9H3UVE8B:Ah/psXj6MtYJRAw3vjD

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1208	msedge.exe
1208	msedge.exe
1568	msedge.exe
1568	msedge.exe
3448	identity_helper.exe
3448	identity_helper.exe
388	msedge.exe
388	msedge.exe
388	msedge.exe
388	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe
1568	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 2556	1568	msedge.exe	85
PID 1568 wrote to memory of 2556	1568	msedge.exe	85
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 4416	1568	msedge.exe	86
PID 1568 wrote to memory of 1208	1568	msedge.exe	87
PID 1568 wrote to memory of 1208	1568	msedge.exe	87
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88
PID 1568 wrote to memory of 4868	1568	msedge.exe	88

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\libyuv_plugin.dll_id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
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:1568
- 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,0x100,0x104,0xd8,0x108,0x7ffe2b9c46f8,0x7ffe2b9c4708,0x7ffe2b9c4718
  2⤵
  PID:2556
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1892,3793397778474332193,7868335159772178353,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2032 /prefetch:2
  2⤵
  PID:4416
- 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=1892,3793397778474332193,7868335159772178353,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2208 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1208
- 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=1892,3793397778474332193,7868335159772178353,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2892 /prefetch:8
  2⤵
  PID:4868
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,3793397778474332193,7868335159772178353,131072 --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=3188 /prefetch:1
  2⤵
  PID:3136
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,3793397778474332193,7868335159772178353,131072 --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=3200 /prefetch:1
  2⤵
  PID:4940
- 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=1892,3793397778474332193,7868335159772178353,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5112 /prefetch:8
  2⤵
  PID:1708
- 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=1892,3793397778474332193,7868335159772178353,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5112 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3448
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,3793397778474332193,7868335159772178353,131072 --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=5156 /prefetch:1
  2⤵
  PID:2396
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,3793397778474332193,7868335159772178353,131072 --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=5212 /prefetch:1
  2⤵
  PID:1044
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,3793397778474332193,7868335159772178353,131072 --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=3360 /prefetch:1
  2⤵
  PID:3628
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1892,3793397778474332193,7868335159772178353,131072 --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=3560 /prefetch:1
  2⤵
  PID:956
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1892,3793397778474332193,7868335159772178353,131072 --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=5592 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:388

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3672

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4720

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
e36b219dcae7d32ec82cec3245512f80

SHA1
6b2bd46e4f6628d66f7ec4b5c399b8c9115a9466

SHA256
16bc6f47bbfbd4e54c3163dafe784486b72d0b78e6ea3593122edb338448a27b

SHA512
fc539c461d87141a180cf71bb6a636c75517e5e7226e76b71fd64e834dcacc88fcaaa92a9a00999bc0afc4fb93b7304b068000f14653c05ff03dd7baef3f225c

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

Filesize
152B

MD5
559ff144c30d6a7102ec298fb7c261c4

SHA1
badecb08f9a6c849ce5b30c348156b45ac9120b9

SHA256
5444032cb994b90287c0262f2fba16f38e339073fd89aa3ab2592dfebc3e6f10

SHA512
3a45661fc29e312aa643a12447bffdab83128fe5124077a870090081af6aaa4cf0bd021889ab1df5cd40f44adb055b1394b31313515c2929f714824c89fd0f04

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

Filesize
6KB

MD5
53d19fa8461488ef644121e98049e546

SHA1
8f42eff6688012bffe2caf5aa4c9ab591ba97bd2

SHA256
ffd328dda7d1514a127c3462c157cab0a6b5eca6865af5023a008934a7e54fd2

SHA512
f0d946ccee9fbe65ea9b16ef1fc3928d30fc529e7145dfe1a83551e1a48b0dc1570df4da84c25be7a0fb62659b212432ad42972b2b0ed1450b3af79a974c9853

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

Filesize
6KB

MD5
e524921eabf13272009c7b5e2e3999a0

SHA1
dd8959af9deedb2dad8f97f0ce7726ce6cd07950

SHA256
1400e398aff17beecd11f3d82dcc8ef9275d0b3e98c8f3f84fc01b2629c4e555

SHA512
fc1ea1c9f742a9adc9e93d62792f887d5807bd0370129cd2b4fdccf6a28f5671de03945688eb23144f323421b8a6b4f6b5d01f1b37f56e4e9183381b1784c7df

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
7cc36cccc057fe0c3c2e03b2ed25dd2f

SHA1
76026e00f2d6a421a365051871b2f47fc6869e27

SHA256
e57c4bc3c89e0fdbc80ec01cc2b3463341a4c4546551611c57084480f18881c4

SHA512
20a9e6bb3c4421b795a7778ab40e3ce6bc82718dff743e1b215d0c5b84971ee7e35194033f709cd85a6b10faac97aeba7ac6d64cf40962511eb318d22c00bcd0

Download Submit