hxxps://go[.]microsoft[.]com/fwlink/?LinkId=550986

Analysis

max time kernel
10s
max time network
14s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
03/01/2024, 03:08

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General

Target

https://go.microsoft.com/fwlink/?LinkId=550986

Score

5^/10

microsoft phishing

Malware Config

Signatures

Detected potential entity reuse from brand microsoft.
phishing microsoft

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

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2576	msedge.exe
2576	msedge.exe
1528	msedge.exe
1528	msedge.exe
2196	identity_helper.exe
2196	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe
1528	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1528 wrote to memory of 4008	1528	msedge.exe	87
PID 1528 wrote to memory of 4008	1528	msedge.exe	87
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 1084	1528	msedge.exe	93
PID 1528 wrote to memory of 2576	1528	msedge.exe	92
PID 1528 wrote to memory of 2576	1528	msedge.exe	92
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91
PID 1528 wrote to memory of 3040	1528	msedge.exe	91

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://go.microsoft.com/fwlink/?LinkId=550986
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:1528
- 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,0x100,0x104,0xd8,0x108,0x7ff87d3746f8,0x7ff87d374708,0x7ff87d374718
  2⤵
  PID:4008
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,14406231155155462016,8972764373820232356,131072 --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=3284 /prefetch:1
  2⤵
  PID:960
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,14406231155155462016,8972764373820232356,131072 --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=3276 /prefetch:1
  2⤵
  PID:4400
- 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=2152,14406231155155462016,8972764373820232356,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2936 /prefetch:8
  2⤵
  PID:3040
- 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=2152,14406231155155462016,8972764373820232356,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2224 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2576
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2152,14406231155155462016,8972764373820232356,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2168 /prefetch:2
  2⤵
  PID:1084
- 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=2152,14406231155155462016,8972764373820232356,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5456 /prefetch:8
  2⤵
  PID:4888
- 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=2152,14406231155155462016,8972764373820232356,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5456 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2196
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,14406231155155462016,8972764373820232356,131072 --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=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5044 /prefetch:1
  2⤵
  PID:1544
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,14406231155155462016,8972764373820232356,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5116 /prefetch:1
  2⤵
  PID:2440
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,14406231155155462016,8972764373820232356,131072 --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=3608 /prefetch:1
  2⤵
  PID:1216
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2152,14406231155155462016,8972764373820232356,131072 --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=5028 /prefetch:1
  2⤵
  PID:2400

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4360

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2648

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
1386433ecc349475d39fb1e4f9e149a0

SHA1
f04f71ac77cb30f1d04fd16d42852322a8b2680f

SHA256
a7c79320a37d3516823f533e0ca73ed54fc4cdade9999b9827d06ea9f8916bbc

SHA512
fcd5449c58ead25955d01739929c42ffc89b9007bc2c8779c05271f2d053be66e05414c410738c35572ef31811aff908e7fe3dd7a9cef33c27acb308a420280e

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

Filesize
5KB

MD5
03a2f913bf4b141cf265184768fb88db

SHA1
d96bc14d10d8b0506d81449beb4481bef1fb8ee9

SHA256
f9ddc161d3976e93f70b7a809c3a428093c76a5c893f808120f57a1c51338860

SHA512
37c121c7d354c48c16b7e3555c9b8210c4e7c8d7fc1d207b8a3af6916af669c398448d0b1fb5b96834e46633d742ad2ffb7ddad3b69c1263b5355a83ce1e7262

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

Filesize
5KB

MD5
418bdc82e8e29aa532d4e9d1dc526f3e

SHA1
9f9771356c9b2a14f209a37ce426e49c4e7e91a1

SHA256
42890ebced3d17267d5a66003c7865546566384d8e6a46bb4684fa8b68f4e089

SHA512
496818d485721016eaffc623620b77ceec90c0ead9b06a7e22f3c5ff46efaee2e88075eb46a6258244f50f2837172e240c293c1da8238d570684573e79d4b516

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

Filesize
16B

MD5
6752a1d65b201c13b62ea44016eb221f

SHA1
58ecf154d01a62233ed7fb494ace3c3d4ffce08b

SHA256
0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

SHA512
9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

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

Filesize
10KB

MD5
ee4d7089cd0e718ae4c1c2bc098f4f22

SHA1
ae886b63b4793c2203c927099090502d6a7e8d84

SHA256
9bc7fa965ee3e7a82d7e7a5b61b06a4ed984396f96ea7cf5323672bba8b16289

SHA512
899de3dce292f8fc6606736f0ed2717b3accc0c67ce6aa14ebe012124254b415316769c240bc20c100ca857a4a9b774267c529afdc7b4f1497ccca5c17e43801

Download Submit