hxxps://krs[.]microsoft[.]com/redirect?id=-crYd9Lj

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-12-2024 22:54

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General

Target

https://krs.microsoft.com/redirect?id=-crYd9Lj

Score

5^/10

microsoft discovery phishing

Malware Config

Signatures

Detected potential entity reuse from brand MICROSOFT.
phishing microsoft
Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

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
2332	msedge.exe
2332	msedge.exe
1948	msedge.exe
1948	msedge.exe
2712	identity_helper.exe
2712	identity_helper.exe
4512	msedge.exe
4512	msedge.exe
4512	msedge.exe
4512	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe
1948	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 1352	1948	msedge.exe	83
PID 1948 wrote to memory of 1352	1948	msedge.exe	83
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 452	1948	msedge.exe	84
PID 1948 wrote to memory of 2332	1948	msedge.exe	85
PID 1948 wrote to memory of 2332	1948	msedge.exe	85
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86
PID 1948 wrote to memory of 2460	1948	msedge.exe	86

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --start-maximized --single-argument https://krs.microsoft.com/redirect?id=-crYd9Lj
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:1948
- 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,0x100,0x104,0xd8,0x108,0x7ffec32646f8,0x7ffec3264708,0x7ffec3264718
  2⤵
  PID:1352
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2012,5467678987341262064,14215563737925044770,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2024 /prefetch:2
  2⤵
  PID:452
- 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=2012,5467678987341262064,14215563737925044770,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2532 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2332
- 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=2012,5467678987341262064,14215563737925044770,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2696 /prefetch:8
  2⤵
  PID:2460
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5467678987341262064,14215563737925044770,131072 --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=3332 /prefetch:1
  2⤵
  PID:3284
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5467678987341262064,14215563737925044770,131072 --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=3372 /prefetch:1
  2⤵
  PID:5048
- 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=2012,5467678987341262064,14215563737925044770,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4936 /prefetch:8
  2⤵
  PID:968
- 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=2012,5467678987341262064,14215563737925044770,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4936 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2712
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5467678987341262064,14215563737925044770,131072 --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=4992 /prefetch:1
  2⤵
  PID:4176
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5467678987341262064,14215563737925044770,131072 --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=5028 /prefetch:1
  2⤵
  PID:1944
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5467678987341262064,14215563737925044770,131072 --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=4092 /prefetch:1
  2⤵
  PID:5112
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2012,5467678987341262064,14215563737925044770,131072 --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=5208 /prefetch:1
  2⤵
  PID:2424
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2012,5467678987341262064,14215563737925044770,131072 --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=3124 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4512

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2004

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Browser Information Discovery

T1217

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
e55832d7cd7e868a2c087c4c73678018

SHA1
ed7a2f6d6437e907218ffba9128802eaf414a0eb

SHA256
a4d7777b980ec53de3a70aca8fb25b77e9b53187e7d2f0fa1a729ee9a35da574

SHA512
897fdebf1a9269a1bf1e3a791f6ee9ab7c24c9d75eeff65ac9599764e1c8585784e1837ba5321d90af0b004af121b2206081a6fb1b1ad571a0051ee33d3f5c5f

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

Filesize
152B

MD5
c2d9eeb3fdd75834f0ac3f9767de8d6f

SHA1
4d16a7e82190f8490a00008bd53d85fb92e379b0

SHA256
1e5efb5f1d78a4cc269cb116307e9d767fc5ad8a18e6cf95c81c61d7b1da5c66

SHA512
d92f995f9e096ecc0a7b8b4aca336aeef0e7b919fe7fe008169f0b87da84d018971ba5728141557d42a0fc562a25191bd85e0d7354c401b09e8b62cdc44b6dcd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\67df0a73-299b-45c9-abfe-864875b89571.tmp

Filesize
6KB

MD5
e5397ef37b3ad2e27bc230628b159385

SHA1
71a2972b0fb30e1339bb05963e4e094959a37644

SHA256
7b83bf8626322d59428ea99a45f9d5f2d850f621bfd98e717ad8fd4b7ffc71dc

SHA512
36ba07084b746396db0856f4cd97f3d463bb67dd5b5156e6a58301356daf7e9c6a0272c5e0bf6f51122524b5633e5688c319cb514d3fdb5b884e403154ca0a61

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

Filesize
543B

MD5
a8cc62acbe99f643475e7993d4ea433e

SHA1
b69bf4e83365417d5a9c735551e128300259093a

SHA256
186555e76c0acb5042f4f56f003718d5ec877abaf2ffa97d98dc22f8c0218944

SHA512
ce29fbfcb844a7ee3f5c3bda134d901558a8037c48d4e3a7ded01eff14c1f59322079028f501f3859e12bfecaaba612322446f944ca751a51661823b6cebecb7

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

Filesize
5KB

MD5
bf72036445b8dc44b4b5a3ba99be7258

SHA1
36bf3a3968793d9f38d99615de66a105f34d1787

SHA256
8aefc50cbd60ad4b743206e724cf761adaf711398e181acae151aa364d599957

SHA512
0434e160a2de2f84cba5c01ed039e182114b6e1e986cce8bf8bad34dfdded7d2ddc5cc4592cba44066f85cfdaed36fa2ffa76f6dff57cbb26abf2b2ae1cc29b6

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
90e6cf0e01396973168afdf9d318f865

SHA1
73cd83e6ea42ea3bb591a9144636bd65b5ed816e

SHA256
474543b54c65403a6c176399a0adc2f120a259447caca5ce8d56c389e7cfdbc0

SHA512
432e2850f0f6c94300ede854144cb0a1b1cf15ad174ba095bc77c714ed675af9c27adbd1cbb8ed59646a3184d88a67750c0f00f05ef6ee5e5a6e321cab0fcb77

Download Submit