b0d19f1d09ac8a0e24e920583ede74cad3d652290ad829ec7c6c0367da725f34

Analysis

max time kernel
163s
max time network
182s
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, 10:45

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General

Target

librealvideo_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
Size

206KB
MD5

3c8a2b4435f286e7b7da443bb94e8b85
SHA1

797a7f62c892d890678d317eea23ed63e1f9184a
SHA256

b0d19f1d09ac8a0e24e920583ede74cad3d652290ad829ec7c6c0367da725f34
SHA512

c2f9837351222bdd3628610c563c921c2b361a0b60e239a454dfb101fed7b4249e94bf986c5c326e8e6b084f5a90f1f74ece548783f05192f0bba951a63d2d27
SSDEEP

1536:Uh/dPjuiZKdWnmp2TczulKFunhsCmZAyT/wZH+VvpGdiQE8B:Uh/d419uhbmOA/C+VBG8o

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
2028	msedge.exe
2028	msedge.exe
1452	msedge.exe
1452	msedge.exe
4580	identity_helper.exe
4580	identity_helper.exe
3900	msedge.exe
3900	msedge.exe
3900	msedge.exe
3900	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe
1452	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1452 wrote to memory of 4596	1452	msedge.exe	83
PID 1452 wrote to memory of 4596	1452	msedge.exe	83
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 4392	1452	msedge.exe	84
PID 1452 wrote to memory of 2028	1452	msedge.exe	85
PID 1452 wrote to memory of 2028	1452	msedge.exe	85
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	msedge.exe	86
PID 1452 wrote to memory of 4052	1452	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\librealvideo_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:1452
- 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=0x100,0x104,0x108,0xfc,0x10c,0x7ffa1a5446f8,0x7ffa1a544708,0x7ffa1a544718
  2⤵
  PID:4596
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,5925073143730412115,585905220169405467,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2180 /prefetch:2
  2⤵
  PID:4392
- 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=2168,5925073143730412115,585905220169405467,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2232 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2028
- 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=2168,5925073143730412115,585905220169405467,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2912 /prefetch:8
  2⤵
  PID:4052
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5925073143730412115,585905220169405467,131072 --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=3500 /prefetch:1
  2⤵
  PID:2392
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5925073143730412115,585905220169405467,131072 --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=3504 /prefetch:1
  2⤵
  PID:540
- 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=2168,5925073143730412115,585905220169405467,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5436 /prefetch:8
  2⤵
  PID:4256
- 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=2168,5925073143730412115,585905220169405467,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5436 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4580
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5925073143730412115,585905220169405467,131072 --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=4884 /prefetch:1
  2⤵
  PID:4452
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5925073143730412115,585905220169405467,131072 --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=5140 /prefetch:1
  2⤵
  PID:440
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5925073143730412115,585905220169405467,131072 --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=5548 /prefetch:1
  2⤵
  PID:4668
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2168,5925073143730412115,585905220169405467,131072 --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=5576 /prefetch:1
  2⤵
  PID:4932
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2168,5925073143730412115,585905220169405467,131072 --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=2004 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3900

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3800

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1736

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
846ce533b9e20979bf1857f1afb61925

SHA1
4c6726618d10805940dba5e6cf849448b552bf68

SHA256
b81574d678f49d36d874dc062a1291092ab94164b92f7e30d42d9c61cc0e77c3

SHA512
8fb228fae89f063159dabc93871db205d836bdb4ec8f54a2f642bd0b1ac531eea0c21234a8ca75a0ae9a008d2399a9bf20a481f5d6a6eab53a533cd03aeaaa2c

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

Filesize
152B

MD5
104aab1e178489256a1425b28119ec93

SHA1
0bcf8ad28df672c618cb832ba8de8f85bd858a6c

SHA256
b92c19f079ef5948cb58654ce76f582a480a82cddc5083764ed7f1eac27b8d01

SHA512
b4f930f87eb86497672f32eb7cc77548d8afb09ad9fdba0508f368d5710e3a75c44b1fd9f96c98c2f0bd08deb4afde28330b11cf23e456c92cc509d28677d2cf

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

Filesize
6KB

MD5
eea1dc97b4c0ffa5a48ae65dde879f4f

SHA1
2a82d90b619597223836c5433e49b385fee93f55

SHA256
1cc79e9ef7f64446cfcbfe0675773814fd2db6b622e27b314cfe05cf5982d019

SHA512
ac8f8327a6f531add97d1a2552e26bd127e5d9db506ac002aecc03076a143a21a8dcc7814bfede4e315d5b886645182fee7250eed7faf7232f2029ad2841cdf4

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

Filesize
6KB

MD5
418c413116b412759199719d0383d203

SHA1
09c05ce968f5124016b9b629aadac5db3586a8af

SHA256
1f791cb903f5c057ea758101ec130be490f6b721aec3f004154677c41dc4fa3a

SHA512
08f7f0c17f82a3780049e8c0736ad0b445f922b36c3eaaa97a08c55c48778e86accdd5744096a21e0ebdc8dbf789d36c88162a548f201e19c87b7cf251f8e4a3

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\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\Local State

Filesize
11KB

MD5
ca03ce33adcb6b1195e3fd22b3aa2bf5

SHA1
224f729a03e2c77f733e71da6622fa934eccd43c

SHA256
31de942bce895dc91e24d933497d0082b47440d6d2da3cc685c3a0ec63089694

SHA512
d0d6b9a15c7644cc0bcd1e86d6fe2c62a97f82c2ea371c3352696234d451f8bc57008aea949edf181bdc76b29ab9a9788979aa8a75b80129a0738c905c38f372

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

Filesize
11KB

MD5
047f7258b848166ef50e00b4670f27a8

SHA1
017162d4bb297338a1add40184cb4979281aaad7

SHA256
b056310751651457fed67602bcc900d3999650b4813ee05de3af70856eaa081e

SHA512
0deef58edee4671b8dc6bd83ca51709b6fbf2b87ef4b132a58d1b685b6ecf44149aad1ad548187bfa7576d92202ef9286d9bc1c12d6761b0d67ad44c25793509

Download Submit