a49ea6f447b4cbe1f33d930ea2e93d3e643df98848684c5bda1e4064ff26eb98

Analysis

max time kernel
148s
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
19/04/2024, 10:52

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General

Target

libsmf_plugin.dll?id=8328c31dba7c71ee20ee32f1a735d639f9e43928.html
Size

222KB
MD5

3d479e03485b41716d3210752c494ccf
SHA1

9ed07b770285d39859f7fb792c6147ff717dc65b
SHA256

a49ea6f447b4cbe1f33d930ea2e93d3e643df98848684c5bda1e4064ff26eb98
SHA512

d1ecf864a9e43b6a9b67d64740cd43815658c9211cdb9242b2c137261bba7f14fe98e24262af1d0b62687ca1081103efca91a315738921c24eae12061cc303f8
SSDEEP

1536:Uh/1Y9xAbzrmGSdDOlOsc/wk2CIc+G26nYqzXT4y1ymF7P5rmrrLMr/E8B:Uh/1BOXhnMsnxzT4IF7PurQrV

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
4680	msedge.exe
4680	msedge.exe
3964	msedge.exe
3964	msedge.exe
3616	identity_helper.exe
3616	identity_helper.exe
2212	msedge.exe
2212	msedge.exe
2212	msedge.exe
2212	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe
3964	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 4424	3964	msedge.exe	84
PID 3964 wrote to memory of 4424	3964	msedge.exe	84
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 1440	3964	msedge.exe	87
PID 3964 wrote to memory of 4680	3964	msedge.exe	88
PID 3964 wrote to memory of 4680	3964	msedge.exe	88
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89
PID 3964 wrote to memory of 4604	3964	msedge.exe	89

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\libsmf_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:3964
- 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,0x100,0x104,0xd8,0x108,0x7ffeda3c46f8,0x7ffeda3c4708,0x7ffeda3c4718
  2⤵
  PID:4424
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,9475407099625695312,3045959143466181364,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2128 /prefetch:2
  2⤵
  PID:1440
- 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=2092,9475407099625695312,3045959143466181364,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2188 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4680
- 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=2092,9475407099625695312,3045959143466181364,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2864 /prefetch:8
  2⤵
  PID:4604
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,9475407099625695312,3045959143466181364,131072 --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=3236 /prefetch:1
  2⤵
  PID:1136
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,9475407099625695312,3045959143466181364,131072 --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=3256 /prefetch:1
  2⤵
  PID:2324
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,9475407099625695312,3045959143466181364,131072 --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=3920 /prefetch:1
  2⤵
  PID:3056
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,9475407099625695312,3045959143466181364,131072 --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=5108 /prefetch:1
  2⤵
  PID:4940
- 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=2092,9475407099625695312,3045959143466181364,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5440 /prefetch:8
  2⤵
  PID:3976
- 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=2092,9475407099625695312,3045959143466181364,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5440 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3616
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,9475407099625695312,3045959143466181364,131072 --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=5488 /prefetch:1
  2⤵
  PID:2688
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2092,9475407099625695312,3045959143466181364,131072 --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=5432 /prefetch:1
  2⤵
  PID:1324
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2092,9475407099625695312,3045959143466181364,131072 --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=4808 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2212

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3628

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2708

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
8c91c8582b0c918416d14bd7eedd686e

SHA1
b2ff8149bc21144fdcec64111afda492965c6621

SHA256
1e839706b748c04adf8efa2790564ca1efd707fdf6451e71af6862e07123717e

SHA512
a93be868d9f08097bff39069378a0bfa0f5c78e74e9e8df820be9b0426cbfe84e03e9638b329b6142279ed140a120c4c4c21857f410fc4789a370445c3919dcf

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

Filesize
152B

MD5
2579d07b98bbefadc929d80fb3dbd32a

SHA1
1ceb57c4b81f0f23500e118a4b9a225116a467de

SHA256
b8443c289ad36568a2bf794ac9ec1f259a9dd930c36680dafc8d0cb4de81feb6

SHA512
53522ad5e8e2a272d5b1bff9b9226b7d976d47413891c60d7efebd4365baff12b6891e3f79b20e14892ec7c654ad2d437941014290c428c6b1bd78a7b3e557de

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

Filesize
6KB

MD5
54dd2ba102c0190546cf237128652af8

SHA1
551da86d0c07615808600886ae67f96d8afd3f8b

SHA256
42c0e418816393d0ff6940d70f673ff042e31f626d0d745b90128b7c5688f9b7

SHA512
050e28a50740aee50a181539a44528bfbcc847d386ba3ecf9cee260201fa1ac71e48bdc71a2454ffc37398db88b420f72f14805f4d1584cd0aab59c1894d8bb4

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

Filesize
6KB

MD5
7f968c3fa0c96a6b8e95957a8d9a63e4

SHA1
8f6b4581af106c05d8a1c18acd15e1c99f16fefa

SHA256
cc7e029574b0b1141e5a7ba390402f435db757072dc3e34890fde09fe551b6bf

SHA512
15476913a0bb990e3455f167620ac9c975ab083788f21647ba8d87c7410d531441f3f8fe47ce94a85f5a6c4e43d61bb923e6f5e9ff3f7475a339e0ce1dc03a07

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
9f9601dee4b83e5d4703df9ef07b7511

SHA1
4fd6872bb3af78a5653087158bae02c0a1ab3ce9

SHA256
84f8f942ebf43e6e6fbac4fb9d09e130de9f884307595ff17fe0d71aa75ee0b4

SHA512
63db0791181b4cbde4d13899812a2810958fee8c679ec5ed2c6e20b1cb705e8a3cc031339d882b826efe5e5d8a4e8b0a05a2250b816894e95a9909955bc0ed28

Download Submit