0e5346d008d85b557cc4431e4544af2d10631729d60fa14f5f00f4d98f902da1

Analysis

max time kernel
154s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 10:19

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General

Target

libgrey_yuv_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
Size

199KB
MD5

c9a9908f69ad06e0f57fd24d368c7e53
SHA1

4c28112a1f2d9fac4c72785e37b385e7311c768a
SHA256

0e5346d008d85b557cc4431e4544af2d10631729d60fa14f5f00f4d98f902da1
SHA512

a8f058aaf05f0b44c12d46ecf681b2db0db85a09e1488adb7e39f6fe9aa90e7999f6b3d407ff85ed4c39ce988a37ad84a6ab3d5cd6814ebdb631dc0e97cf72d4
SSDEEP

1536:Eh/B4y+2sFgLmSF3JOksuMm29VpzJlIW3HOe8LLN2DgkPE8B:Eh/BDsFP9B5BfT+1LUskF

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
2740	msedge.exe
2740	msedge.exe
2276	msedge.exe
2276	msedge.exe
3936	identity_helper.exe
3936	identity_helper.exe
2704	msedge.exe
2704	msedge.exe
2704	msedge.exe
2704	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe
2276	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 3104	2276	msedge.exe	83
PID 2276 wrote to memory of 3104	2276	msedge.exe	83
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 4004	2276	msedge.exe	84
PID 2276 wrote to memory of 2740	2276	msedge.exe	85
PID 2276 wrote to memory of 2740	2276	msedge.exe	85
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86
PID 2276 wrote to memory of 3752	2276	msedge.exe	86

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\libgrey_yuv_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:2276
- 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,0x100,0x104,0xd8,0x108,0x7ffd551e46f8,0x7ffd551e4708,0x7ffd551e4718
  2⤵
  PID:3104
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2184,854586059625688045,17717809903773046843,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2192 /prefetch:2
  2⤵
  PID:4004
- 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=2184,854586059625688045,17717809903773046843,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2252 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2740
- 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=2184,854586059625688045,17717809903773046843,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2636 /prefetch:8
  2⤵
  PID:3752
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,854586059625688045,17717809903773046843,131072 --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=3216 /prefetch:1
  2⤵
  PID:4980
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,854586059625688045,17717809903773046843,131072 --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=3284 /prefetch:1
  2⤵
  PID:3116
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,854586059625688045,17717809903773046843,131072 --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=5104 /prefetch:1
  2⤵
  PID:2044
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,854586059625688045,17717809903773046843,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5072 /prefetch:1
  2⤵
  PID:3892
- 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=2184,854586059625688045,17717809903773046843,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5476 /prefetch:8
  2⤵
  PID:4092
- 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=2184,854586059625688045,17717809903773046843,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5476 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3936
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,854586059625688045,17717809903773046843,131072 --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=3428 /prefetch:1
  2⤵
  PID:4864
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2184,854586059625688045,17717809903773046843,131072 --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=5520 /prefetch:1
  2⤵
  PID:4876
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2184,854586059625688045,17717809903773046843,131072 --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=4836 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2704

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5032

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
8c91c8582b0c918416d14bd7eedd686e

SHA1
b2ff8149bc21144fdcec64111afda492965c6621

SHA256
1e839706b748c04adf8efa2790564ca1efd707fdf6451e71af6862e07123717e

SHA512
a93be868d9f08097bff39069378a0bfa0f5c78e74e9e8df820be9b0426cbfe84e03e9638b329b6142279ed140a120c4c4c21857f410fc4789a370445c3919dcf

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

Filesize
152B

MD5
2579d07b98bbefadc929d80fb3dbd32a

SHA1
1ceb57c4b81f0f23500e118a4b9a225116a467de

SHA256
b8443c289ad36568a2bf794ac9ec1f259a9dd930c36680dafc8d0cb4de81feb6

SHA512
53522ad5e8e2a272d5b1bff9b9226b7d976d47413891c60d7efebd4365baff12b6891e3f79b20e14892ec7c654ad2d437941014290c428c6b1bd78a7b3e557de

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

Filesize
6KB

MD5
34ac9d9598ec022ff3a8432ab97b7add

SHA1
b74b8b1ff32aac213984c4cc4d213b56046b15d6

SHA256
47c4906566c6abce60de8fcafb81094e290a33376d99c24f7c7205e062659cc9

SHA512
b9b29852a6542a3ae91439ef88fa8e133637b462fc09182159e0e73a0617e9ad038a175a1d3d84e8380b8dffcaece893d07dbf344ea467bb09405064e23a2b9b

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

Filesize
6KB

MD5
331e343e471a56551678b9ac35aa1043

SHA1
29ce0b6c6dd7ac392fb458fe522b071cd39326a1

SHA256
5c606b3000d683fc55708a7783818096ae08ccef887ca3fc5500695057cacea3

SHA512
54ce778b5e050b4e4259899e0defd8bd35890e303dd15291e255b5fcdc77fc3c3293a899de9c1d04623b402dac719501e305722b39bc7b742b1253f2f762bc9a

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

Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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

Filesize
11KB

MD5
58d1f6788e2edcbe44167c9057150b85

SHA1
02db0e44c231a104cbcb654f0e9a399ada5b79a1

SHA256
7809467da99ed3705550528fe8c76177715872287b1054437ab3d8ac7c13d033

SHA512
3ddb00997c7bddb6c1f3691b3ae899972b79b94a44b04ccfe8a0795e6b7c4ed52f6fbec9242b12c4c62c8bab1a269ac2bb9bfe2fd0cacebbc60014123125a4ac

Download Submit