95272d3e71dfe4d06637d9276148c33691cd5234828adb50b5888a8f95569b37

Analysis

max time kernel
172s
max time network
188s
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 10:22

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

liblibass_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
Size

6KB
MD5

5c32f6733affe4732559228c2f7d1fc0
SHA1

1e4e50f15c3893cdc975c5bd6db1319f987dc7b8
SHA256

95272d3e71dfe4d06637d9276148c33691cd5234828adb50b5888a8f95569b37
SHA512

8f957439141d00cf0d2bcad1818125aaded23648d2274230fea75c46456e289ceb0a3f065abeaa815fd030bd63b33392c8ec279ddbf4a383293f65e595e13bb3
SSDEEP

192:ZVpiPMcMHyKp6pzpDvpGpopFXqp3pGB/lo3tpspVpdpfpZpVpDUQE8uI:ZmPMcMHyNXXb/1E8uI

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 11 IoCs

pid	Process
3544	msedge.exe
3544	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
1776	identity_helper.exe
1776	identity_helper.exe
4684	msedge.exe
4684	msedge.exe
4684	msedge.exe
4684	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe
2104	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2228	2104	msedge.exe	83
PID 2104 wrote to memory of 2228	2104	msedge.exe	83
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 1068	2104	msedge.exe	85
PID 2104 wrote to memory of 3544	2104	msedge.exe	86
PID 2104 wrote to memory of 3544	2104	msedge.exe	86
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87
PID 2104 wrote to memory of 3048	2104	msedge.exe	87

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\liblibass_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:2104
- 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,0x100,0x104,0xd8,0x108,0x7ff9305c46f8,0x7ff9305c4708,0x7ff9305c4718
  2⤵
  PID:2228
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2136,12278152693117789445,16186163636632802970,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2184 /prefetch:2
  2⤵
  PID:1068
- 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=2136,12278152693117789445,16186163636632802970,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2256 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3544
- 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=2136,12278152693117789445,16186163636632802970,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2760 /prefetch:8
  2⤵
  PID:3048
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,12278152693117789445,16186163636632802970,131072 --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=3616 /prefetch:1
  2⤵
  PID:3924
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,12278152693117789445,16186163636632802970,131072 --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=3632 /prefetch:1
  2⤵
  PID:2672
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,12278152693117789445,16186163636632802970,131072 --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=3212 /prefetch:1
  2⤵
  PID:2472
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,12278152693117789445,16186163636632802970,131072 --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=5104 /prefetch:1
  2⤵
  PID:4916
- 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=2136,12278152693117789445,16186163636632802970,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5440 /prefetch:8
  2⤵
  PID:1972
- 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=2136,12278152693117789445,16186163636632802970,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5440 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1776
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,12278152693117789445,16186163636632802970,131072 --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=5572 /prefetch:1
  2⤵
  PID:4456
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2136,12278152693117789445,16186163636632802970,131072 --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=5532 /prefetch:1
  2⤵
  PID:4536
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2136,12278152693117789445,16186163636632802970,131072 --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=3304 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4684

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3284

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5100

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

Loading Replay Monitor...

Downloads

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

Filesize
152B

MD5
e2ece0fcb9f6256efba522462a9a9288

SHA1
ccc599f64d30e15833b45c7e52924d4bd2f54acb

SHA256
0eff6f3011208a312a1010db0620bb6680fe49d4fa3344930302e950b74ad005

SHA512
ead68dd972cfb1eccc194572279ae3e4ac989546bfb9e8d511c6bc178fc12aaebd20b49860d2b70ac1f5d4236b0df1b484a979b926edbe23f281b8139ff1a9ac

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

Filesize
152B

MD5
864aa9768ef47143c455b31fd314d660

SHA1
09d879e0e77698f28b435ed0e7d8e166e28fafa2

SHA256
3118d55d1f04ecdd849971d8c49896b5c874bdbea63e5288547b9812c0640e10

SHA512
75dce411fce8166c8905ed8da910adb1dd08ab1c9d7cd5431ef905531f2f0374caf73dedd5d238b457ece61273f6c81e632d23eb8409efbb6bf0d01442008488

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

Filesize
6KB

MD5
2273c213842866f7c4289fd14eb011f9

SHA1
15214759f4ed2b81a36f9c294effa57edf4ead40

SHA256
04de6402833b6f3b42aa05572b27193a1650439618313072b6bb29441ceeb157

SHA512
036fb1bfefc4060e081c1c76e6c03faebe1d1be97146e604e83ef31fad8093cd151b8c48eece4d1ff9e94cde4d9f096159194cd80664f5f1022a2d0b45124e3a

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

Filesize
6KB

MD5
17e6cdd3a02275e10149a037745f0557

SHA1
0c7d2dd30f1468f2c5a7e7d189c4841d3efcbe50

SHA256
48877eb1b76c688c7736f3a5b0296cc466fb9f91e0dc6c33dc666d33edbb326c

SHA512
dc641bd699c0d08851604585d45fbb36f0fc4427f613325c78187a341ae9522d0913e973ad825088a128488460bad4250639fcb4312a55c5b973696cf813395d

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
ca55d85666535021ce32c4b43dfdb2f1

SHA1
a314e45a3cf1e08cc5f1b8f1730903860664463a

SHA256
bb92ac89d486d1bcfd631cbee28154ece7a96c2e8012eae37704241a44223195

SHA512
b75d8c5aac26e70d8ea2f96d1de19c7c005a5482bd8c639cfb90de6709378d233281fa64dd1721636fca81944b5db3d0443c019493a755d2d7d0ce8421a547c4

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

Filesize
11KB

MD5
331e89467c438e11c82cb16041af811f

SHA1
4f763a664e91862cc9b805f2ce6b2a8be45ab1a3

SHA256
ef8b33e8570bd818b82c5c1acfd85b62bc5032fa17a6c5f0f45d41727b4e6c18

SHA512
9f615512a01da54c4c133410f5635c4150887db58861714ff3619cf00be3640add3125fc6f851338091dada57c972dfc95dab9b67b42c2581605c42494526f7d

Download Submit