781a0bdf20d323d69cfe7c3ae6829ae6c2c461fa00b707ee9849bbc1dbb6d11d

Analysis

max time kernel
149s
max time network
155s
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 09:55

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General

Target

libavcodec_plugin.dll.svn-base?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
Size

7KB
MD5

a192d86b67760dd513430e36d35c2500
SHA1

12ed24e5ae7dc3c6fba7b218a7b47929cd7a9f8d
SHA256

781a0bdf20d323d69cfe7c3ae6829ae6c2c461fa00b707ee9849bbc1dbb6d11d
SHA512

656173c7da99de2b78104865481ef37dbf089006c5791dec2dd434e5edffa17e37d2e8dcd8c074be38126235b8c220ff66163d9df1dc5dc6e9b5ca6a9b983238
SSDEEP

192:Z0vTPMcMHyNvevPviOvevCdvMXrvpv5B/lo3sv8vZvn4vJvYNvZvdUQE8uI:ZkPMcMHyhbXl/WE8uI

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
1948	msedge.exe
1948	msedge.exe
2368	msedge.exe
2368	msedge.exe
3700	identity_helper.exe
3700	identity_helper.exe
4804	msedge.exe
4804	msedge.exe
4804	msedge.exe
4804	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe
2368	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2368 wrote to memory of 4320	2368	msedge.exe	85
PID 2368 wrote to memory of 4320	2368	msedge.exe	85
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 4232	2368	msedge.exe	86
PID 2368 wrote to memory of 1948	2368	msedge.exe	87
PID 2368 wrote to memory of 1948	2368	msedge.exe	87
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88
PID 2368 wrote to memory of 1252	2368	msedge.exe	88

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\libavcodec_plugin.dll.svn-base_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:2368
- 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,0x100,0x104,0xd8,0x108,0x7ffaab7a46f8,0x7ffaab7a4708,0x7ffaab7a4718
  2⤵
  PID:4320
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,17030679116733272174,9380605235428096678,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:2
  2⤵
  PID:4232
- 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=2116,17030679116733272174,9380605235428096678,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2436 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1948
- 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=2116,17030679116733272174,9380605235428096678,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2708 /prefetch:8
  2⤵
  PID:1252
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,17030679116733272174,9380605235428096678,131072 --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=3264 /prefetch:1
  2⤵
  PID:3756
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,17030679116733272174,9380605235428096678,131072 --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=3300 /prefetch:1
  2⤵
  PID:4308
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,17030679116733272174,9380605235428096678,131072 --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=5020 /prefetch:1
  2⤵
  PID:4072
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,17030679116733272174,9380605235428096678,131072 --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=5036 /prefetch:1
  2⤵
  PID:2392
- 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=2116,17030679116733272174,9380605235428096678,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3288 /prefetch:8
  2⤵
  PID:1388
- 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=2116,17030679116733272174,9380605235428096678,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3288 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3700
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,17030679116733272174,9380605235428096678,131072 --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=3340 /prefetch:1
  2⤵
  PID:2752
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,17030679116733272174,9380605235428096678,131072 --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=5528 /prefetch:1
  2⤵
  PID:808
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,17030679116733272174,9380605235428096678,131072 --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=1808 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4804

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3644

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:808

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
22bb6af63c7710354ac7070e45ac988c

SHA1
34d29d6b316e39ed8fb8c5efb42c4269040fcf1f

SHA256
1a70d5d3dfc04e6f5cfec1ceb06676039229f895f30007fdb55b043ed48ab4fb

SHA512
42c12820b5237caa5b4d5149901f84db6619a69e85cb869df06e07b3cad1b51e0c2d0545ee0129cbc8e7947fd8c2989def537ad2d58a1d5bf2c2a1bf60041ca3

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

Filesize
152B

MD5
62677bdc196e22a7b4c8a595efb130cd

SHA1
bd2adf18caf764c8f034c08b6269d9693875f3c8

SHA256
b540616d7e73ff22642f4fbe2bea0f9daa2f1166391e76cf817b2a93e0bd41d6

SHA512
d23c3b9662eea6a75382242fb8e8084abc1127afbd2632f161df71a2aefaf223621511e1bf6229cf7e86313101a8d9dfe2f20e1c0bd481066e1969cd6fa75e32

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

Filesize
6KB

MD5
220a606c903593b110abd9eac0647e47

SHA1
2b98778d758eb5bbaf67011566c147a3ea092755

SHA256
108421cc5ae59adb62cc9d4c1d5ed9c570eeb917b64dd80686692198317badd1

SHA512
a9f6abf81b7fd0c52cd11b01be13a124fdf3246179afe73d0362fbb7bab7091c15bdd1062692a243ccd9afc431f922c7107cef2bb44cbf9b57f2a23ee440a0e7

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

Filesize
6KB

MD5
82db671e07e9504440f677c5af1970ad

SHA1
bd4267005a7a25bb11b0a35025e54ac2b27f8d5c

SHA256
da39ee52f43a1caf985b217f7d71e5150cad4f9adc05d3770d983e81a7dec700

SHA512
9ac01e8a448c8cc26a815c56bb1f48f89da48e972ca58fa8183b3f6ef46776f9ebc9666979be06c0e4ef95b2375ae2bed16eb99246ee774b342bccbdfba66b73

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
524837f476b63cedcb04b687e59614da

SHA1
262fdfb5fa2a3917f99a9dd59f81de11985bd236

SHA256
386b686164ebccfef5d987ff76fce7c7a1c4afc9638dfb4edd889067d7f5f388

SHA512
798551a19ba0c7dad1926b3f7cd744ebdcb737ecaf574d1befe954a5c8de7c3efe07177902182bc17ef6d406243b6528ed8ce842a50176efd50bd551d403b8ac

Download Submit