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

Analysis

max time kernel
18s
max time network
19s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-12-2024 10:30

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General

Target

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

Score

7^/10

microsoft discovery phishing

Malware Config

Signatures

A potential corporate email address has been identified in the URL: [email protected]
phishing
A potential corporate email address has been identified in the URL: [email protected]
phishing
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 6 IoCs

pid	Process
1792	msedge.exe
1792	msedge.exe
2600	msedge.exe
2600	msedge.exe
4492	identity_helper.exe
4492	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 8 IoCs

pid	Process
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe
2600	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 3236	2600	msedge.exe	83
PID 2600 wrote to memory of 3236	2600	msedge.exe	83
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1196	2600	msedge.exe	84
PID 2600 wrote to memory of 1792	2600	msedge.exe	85
PID 2600 wrote to memory of 1792	2600	msedge.exe	85
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	msedge.exe	86
PID 2600 wrote to memory of 2688	2600	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:2600
- 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,0x100,0x104,0xd8,0x108,0x7ffd407346f8,0x7ffd40734708,0x7ffd40734718
  2⤵
  PID:3236
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2216,3175293587168598450,15514854062320720922,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2252 /prefetch:2
  2⤵
  PID:1196
- 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=2216,3175293587168598450,15514854062320720922,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2308 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:1792
- 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=2216,3175293587168598450,15514854062320720922,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2876 /prefetch:8
  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=2216,3175293587168598450,15514854062320720922,131072 --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=3320 /prefetch:1
  2⤵
  PID:3972
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2216,3175293587168598450,15514854062320720922,131072 --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=3340 /prefetch:1
  2⤵
  PID:4672
- 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=2216,3175293587168598450,15514854062320720922,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4980 /prefetch:8
  2⤵
  PID:2124
- 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=2216,3175293587168598450,15514854062320720922,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4980 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4492
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2216,3175293587168598450,15514854062320720922,131072 --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=4976 /prefetch:1
  2⤵
  PID:764
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2216,3175293587168598450,15514854062320720922,131072 --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=5072 /prefetch:1
  2⤵
  PID:4024
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2216,3175293587168598450,15514854062320720922,131072 --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=5612 /prefetch:1
  2⤵
  PID:2544
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2216,3175293587168598450,15514854062320720922,131072 --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=5320 /prefetch:1
  2⤵
  PID:400
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2216,3175293587168598450,15514854062320720922,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5168 /prefetch:1
  2⤵
  PID:4924
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2216,3175293587168598450,15514854062320720922,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5556 /prefetch:1
  2⤵
  PID:4956

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:412

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3416

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
56a4f78e21616a6e19da57228569489b

SHA1
21bfabbfc294d5f2aa1da825c5590d760483bc76

SHA256
d036661e765ee8fd18978a2b5501e8df6b220e4bca531d9860407555294c96fb

SHA512
c2c3cd1152bb486028fe75ab3ce0d0bc9d64c4ca7eb8860ddd934b2f6e0140d2c913af4fa082b88e92a6a6d20fd483a1cb9813209f371a0f56374bc97d7f863b

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

Filesize
152B

MD5
e443ee4336fcf13c698b8ab5f3c173d0

SHA1
9bf70b16f03820cbe3158e1f1396b07b8ac9d75a

SHA256
79e277da2074f9467e0518f0f26ca2ba74914bee82553f935a0ccf64a0119e8b

SHA512
cbf6f6aa0ea69b47f51592296da2b7be1180e7b483c61b4d17ba9ee1a2d3345cbe0987b96f4e25de1438b553db358f330aad8a26e8522601f055c3d5a8313cdd

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

Filesize
5KB

MD5
d9bccb522c5796adeb0e42446f235ef9

SHA1
e58e14989da8e8c1b04b8c2593bf8a6f8d88b3cb

SHA256
c479d72afde4d505232dd1bc59adeeeeb5e5b17f0b31dc0006a9ca5ce5da8bbf

SHA512
2faab43cbf937837c1ec459901ff3793f2c98e6e69b0daefec5911163da1e55d58a0da63c046c9309cd82b9906926ac8e913a97b25fe4ef75b0053f3d3760690

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

Filesize
6KB

MD5
a3462506b3ba81451497e5628ef4cba2

SHA1
4323c8d25ab4c63e8dda894dac3e18faa8e140f4

SHA256
0b1894b01d41824cd3d2d8a5052f7b5120068093dbf5490bec2eb7e16724914d

SHA512
47e0321dba2bee2b1df4339fc4bf7ba47cc23c37ae74ecea8fee81e0bf3befcbf7fe8b18485f86c86a1b9127eab9374621b9ad593676967bd7c5a4fc5828838f

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
dfa10b1f56274478751aefd325ed0d4e

SHA1
d8bc7989f91dc5a62f5e359c862f9437959a26df

SHA256
4cf00771b7c40534b15a84779b7bd9f2c95ac4d1212b7b1d87c113deea56e176

SHA512
04677600bb7a1f7c68c21b54c52df528a2d862bcf2673d197f3e6b2b1d7c38a6e6832162687ad6c24b79c2dea3d0f28edbdb1e317cd2d812f4ab6140776f3455

Download Submit