4b4a5c98250adfa8c58427b8f32d61d695eaaa6894a58a5ab4b124956c7bdc4a

Analysis

max time kernel
148s
max time network
156s
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

librealaudio_plugin.dll.svn-base?id=3053a167982e379b031fe9fbe2a1d57c23026a90.html
Size

7KB
MD5

2780f3afb640aeb4a20e5180ddd4f43c
SHA1

68e7e6a3f1401ecc7d941fd6be91ce5da0baf4cc
SHA256

4b4a5c98250adfa8c58427b8f32d61d695eaaa6894a58a5ab4b124956c7bdc4a
SHA512

403f40cb4ca9003593e292131ae0d47ee0ee75e84ec351ddb85498511a88076a39615dd7f0f685d99ae1f265adc6eadb29043a04f4b975176506c09a8b6cd00d
SSDEEP

192:Z/vTPMcMHyx1AvJv/jv/dZv/wvCev0mXHP5BxU9v/bvST/lo3fAvvpv/hv3vivgx:ZDPMcMHyx12jdR9mXHP5BxU1+T/26dPN

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
536	msedge.exe
536	msedge.exe
2692	msedge.exe
2692	msedge.exe
2192	identity_helper.exe
2192	identity_helper.exe
5056	msedge.exe
5056	msedge.exe
5056	msedge.exe
5056	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe
2692	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 4848	2692	msedge.exe	88
PID 2692 wrote to memory of 4848	2692	msedge.exe	88
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 3960	2692	msedge.exe	89
PID 2692 wrote to memory of 536	2692	msedge.exe	90
PID 2692 wrote to memory of 536	2692	msedge.exe	90
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91
PID 2692 wrote to memory of 2268	2692	msedge.exe	91

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\librealaudio_plugin.dll.svn-base_id=3053a167982e379b031fe9fbe2a1d57c23026a90.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:2692
- 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,0x100,0x104,0xd8,0x108,0x7ff9cc5f46f8,0x7ff9cc5f4708,0x7ff9cc5f4718
  2⤵
  PID:4848
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2144,14966813293528814645,5573532540707764894,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2148 /prefetch:2
  2⤵
  PID:3960
- 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=2144,14966813293528814645,5573532540707764894,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2204 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:536
- 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=2144,14966813293528814645,5573532540707764894,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2856 /prefetch:8
  2⤵
  PID:2268
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,14966813293528814645,5573532540707764894,131072 --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=3316 /prefetch:1
  2⤵
  PID:2164
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,14966813293528814645,5573532540707764894,131072 --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=3328 /prefetch:1
  2⤵
  PID:5064
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,14966813293528814645,5573532540707764894,131072 --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=4092 /prefetch:1
  2⤵
  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=2144,14966813293528814645,5573532540707764894,131072 --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=4076 /prefetch:1
  2⤵
  PID:1968
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,14966813293528814645,5573532540707764894,131072 --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=5212 /prefetch:1
  2⤵
  PID:4652
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2144,14966813293528814645,5573532540707764894,131072 --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=5268 /prefetch:1
  2⤵
  PID:3752
- 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=2144,14966813293528814645,5573532540707764894,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2064 /prefetch:8
  2⤵
  PID:4508
- 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=2144,14966813293528814645,5573532540707764894,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2064 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2192
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2144,14966813293528814645,5573532540707764894,131072 --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=4764 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2696

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2420

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
f0d98d2c635bb1ab075cad4524b21ab9

SHA1
b484108dfcb8c7d3c6429bee4bd33f399a4364cf

SHA256
4f28d546c3bd95cce1d73d5ccbd8e46809931f7a080065ae92b17b8a65fc2971

SHA512
0b5d0e61cc6059a47412f1533f5602a898bd36c814c1b34fc98645a985bc44f4862819f1e4558d8dfafbb57a6a56d58315c5e7999244e54994d3f7fdb3897296

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

Filesize
6KB

MD5
295bc0fb16d69f282515008e17e09a42

SHA1
e759d6840adfb0832a6f557d75320001000137e2

SHA256
a9ca6f139cb4becc90be0cf649592524bbec29656f3a0f5c4653c20aed932393

SHA512
79eb440c70817ae7c6cdc75fe7ab972f3832b2ac124de4009aef8a5c2e551daeb8c9e17ba84957b375e91aff5c8520e41055671a092c591f1d49587a32e8ddd4

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
b456ed9a70423375374f21dcc330d498

SHA1
280a43e0b02a10d661b629570eb5d943d1e0a1d6

SHA256
f27824b2f0d9d4542d3efb29ee67095f770220c66d773afdb0ab95f3b715b353

SHA512
0e8449f553e5c05889c672a5d03eb52354349485fe8426ecd6f0c4816fd5fa5b7240dd849645a23cf50014da5754dec2e6c99c043332e4c44585cc8ea73aacf7

Download Submit