1820d496301a56a5d3dd7d99b7cc285129712a20ef7d4f1bb7710132d9758ca8

Analysis

max time kernel
150s
max time network
158s
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, 00:53

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General

Target

libtheora_plugin.dll.html
Size

7KB
MD5

8e5eadae2cda75355733f3a14b174a4f
SHA1

8028f59c9f1e205716f482c4e83ffd3e3805aa15
SHA256

1820d496301a56a5d3dd7d99b7cc285129712a20ef7d4f1bb7710132d9758ca8
SHA512

1cd40a6457489f04d2f89909dda4598fee8668f7110c84f52c09a9a280913b492c43b7888f32db0f266cd17100a46210e9d40ae747ce700b69997ba031522459
SSDEEP

192:ZkvTPMcMHyrvSvpviCvSvC7vMXFv3v5B/lo3cvsvnvnovXvYrvnvdUQE8uI:ZUPMcMHyzRXt/oE8uI

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

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1776	msedge.exe
1776	msedge.exe
1980	msedge.exe
1980	msedge.exe
4660	identity_helper.exe
4660	identity_helper.exe
5044	msedge.exe
5044	msedge.exe
5044	msedge.exe
5044	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe
1980	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 3464	1980	msedge.exe	83
PID 1980 wrote to memory of 3464	1980	msedge.exe	83
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 4664	1980	msedge.exe	84
PID 1980 wrote to memory of 1776	1980	msedge.exe	85
PID 1980 wrote to memory of 1776	1980	msedge.exe	85
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	msedge.exe	86
PID 1980 wrote to memory of 4248	1980	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\libtheora_plugin.dll.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:1980
- 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=0xdc,0xe0,0xe4,0xd8,0x108,0x7ffefb4d46f8,0x7ffefb4d4708,0x7ffefb4d4718
  2⤵
  PID:3464
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,2727980592445912765,17661324895552258096,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2096 /prefetch:2
  2⤵
  PID:4664
- 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=2084,2727980592445912765,17661324895552258096,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2148 /prefetch:3
  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=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2084,2727980592445912765,17661324895552258096,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2712 /prefetch:8
  2⤵
  PID:4248
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,2727980592445912765,17661324895552258096,131072 --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=3304 /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=2084,2727980592445912765,17661324895552258096,131072 --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=3212 /prefetch:1
  2⤵
  PID:1260
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,2727980592445912765,17661324895552258096,131072 --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=1988 /prefetch:1
  2⤵
  PID:4676
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,2727980592445912765,17661324895552258096,131072 --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=5124 /prefetch:1
  2⤵
  PID:4468
- 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=2084,2727980592445912765,17661324895552258096,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3396 /prefetch:8
  2⤵
  PID:832
- 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=2084,2727980592445912765,17661324895552258096,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3396 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4660
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,2727980592445912765,17661324895552258096,131072 --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=5536 /prefetch:1
  2⤵
  PID:4264
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2084,2727980592445912765,17661324895552258096,131072 --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=5644 /prefetch:1
  2⤵
  PID:3412
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2084,2727980592445912765,17661324895552258096,131072 --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=4888 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5044

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4252

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1112

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
8b1931878d6b8b22142fd7fd614add5c

SHA1
0e20ec0bec5a9fe3b6666c3009626f0420415bc7

SHA256
d78e49cf9c940d8a407fca2338e30b754e4579c64e88932c46c3871f62c15904

SHA512
1e7a63ff7340719736560277601ff43f30937dbd4a1fbacbcb0d72fa708216692a4bb4ba658edf227b767975b430fc94e7c4f0b5dab29bef9483bfcfb38e1cf3

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

Filesize
152B

MD5
70ae4bf8f75c69610c1d00131c1ec28c

SHA1
eab92c184a3b655377f375b1b25ef85fb06c7130

SHA256
9f46453862eb083e85697631455185c0ead19ec86c1ae3d15274c06c9a38731b

SHA512
29299dbc0114f01525bff67ec421a28056905e8f5d21f00502554f446883b6086f8b9a2c27a591f364077da17c21438910b8dbf163a59f6f80272eb7d5f05c68

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

Filesize
6KB

MD5
857dafe06ed3ee07ea25f5953e7245b6

SHA1
380866f0037dfacc7231de5c47161c7807a86342

SHA256
f8cd9e8efef1783f0b10a9dec22ec9c14dc2658239775dc22a8e2e34daf8e264

SHA512
c98caba154b490d368a55e5c5783d6cddd22a3b50331b84f6184e672013e78d35830839e935c480b93425f3c2fe9883609bec215dafc871d45fa771959fca543

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

Filesize
6KB

MD5
bc8a3dec052897b3a6d61f84bda09b77

SHA1
90da527d1ddcafa5a06f571537500e4130059cd4

SHA256
6d554fbd2cf65cc4fd68f004418f3ba6f111baca4501793f5542882f33ebed33

SHA512
716284324ad97ae4e77efea4c37595bcb5e742c347b3419e0948c9cb45910647b835d4809d6ba47b3184c0127e677934e7ce86e441ad1763925e8e66a9d0210a

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
d546012b71cfe42a0da42424098ecad5

SHA1
3087c3111341e957ee14505e553ac83be85bdc86

SHA256
d85dfe45d1f272177e8649a0c921d5494ce65b7fef6451645d9ec3b972d9092f

SHA512
94b96f42409a7977a49c226a9f9b593a8213db0fbf66987e099db28249aa17947cff941cbb772845cc59f8224a6ea62e642f765f104b252fa2210879cdd7ff4d

Download Submit