hxxps://aka[.]ms/krs?id=-crYd9Lj

General

Target

https://aka.ms/krs?id=-crYd9Lj

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

Processes:

msedge.exe

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

Processes:

msedge.exemsedge.exeidentity_helper.exemsedge.exe

pid	process
4692	msedge.exe
4692	msedge.exe
2728	msedge.exe
2728	msedge.exe
4432	identity_helper.exe
4432	identity_helper.exe
4700	msedge.exe
4700	msedge.exe
4700	msedge.exe
4700	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

Processes:

msedge.exe

pid process

2728 msedge.exe
2728 msedge.exe
2728 msedge.exe
2728 msedge.exe
2728 msedge.exe
2728 msedge.exe
2728 msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

Processes:

msedge.exe

pid	process
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

Processes:

msedge.exe

pid	process
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe
2728	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

msedge.exe

description	pid	process	target process
PID 2728 wrote to memory of 4168	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 4168	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3112	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 4692	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 4692	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe
PID 2728 wrote to memory of 3172	2728	msedge.exe	msedge.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://aka.ms/krs?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:2728

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,0x100,0x104,0xd8,0x108,0x7ff85efe46f8,0x7ff85efe4708,0x7ff85efe4718
2⤵
PID:4168

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2080,6396433275270464864,13983995332131302452,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2096 /prefetch:2
2⤵
PID:3112

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=2080,6396433275270464864,13983995332131302452,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2148 /prefetch:3
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4692

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=2080,6396433275270464864,13983995332131302452,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2780 /prefetch:8
2⤵
PID:3172

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,6396433275270464864,13983995332131302452,131072 --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=3288 /prefetch:1
2⤵
PID:5032

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,6396433275270464864,13983995332131302452,131072 --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=3336 /prefetch:1
2⤵
PID:3008

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,6396433275270464864,13983995332131302452,131072 --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=5004 /prefetch:1
2⤵
PID:3620

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=2080,6396433275270464864,13983995332131302452,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3928 /prefetch:8
2⤵
PID:3932

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=2080,6396433275270464864,13983995332131302452,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3928 /prefetch:8
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4432

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,6396433275270464864,13983995332131302452,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5244 /prefetch:1
2⤵
PID:3720

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,6396433275270464864,13983995332131302452,131072 --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=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4124 /prefetch:1
2⤵
PID:3388

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,6396433275270464864,13983995332131302452,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5108 /prefetch:1
2⤵
PID:1088

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2080,6396433275270464864,13983995332131302452,131072 --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=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5480 /prefetch:1
2⤵
PID:1260

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2080,6396433275270464864,13983995332131302452,131072 --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=1708 /prefetch:2
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4700

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:832

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3064

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
Filesize
152B

MD5
ae54e9db2e89f2c54da8cc0bfcbd26bd

SHA1
a88af6c673609ecbc51a1a60dfbc8577830d2b5d

SHA256
5009d3c953de63cfd14a7d911156c514e179ff07d2b94382d9caac6040cb72af

SHA512
e3b70e5eb7321b9deca6f6a17424a15b9fd5c4008bd3789bd01099fd13cb2f4a2f37fe4b920fb51c50517745b576c1f94df83efd1a7e75949551163985599998

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
Filesize
152B

MD5
f53207a5ca2ef5c7e976cbb3cb26d870

SHA1
49a8cc44f53da77bb3dfb36fc7676ed54675db43

SHA256
19ab4e3c9da6d9cedda7461efdba9a2085e743513ab89f1dd0fd5a8f9486ad23

SHA512
be734c7e8afda19f445912aef0d78f9941add29baebd4a812bff27f10a1d78b52aeb11c551468c8644443c86e1a2a6b2e4aead3d7f81d39925e3c20406ac1499

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
Filesize
543B

MD5
da7581890981989842f9569ceb10d14e

SHA1
25b2a4e72e04ff5c07e14d7bb1218e13bded8db5

SHA256
7b0826fb1654c2cc9911bfc8110d32b88b26b4117747432487113a262f0a311e

SHA512
00692345f22c2cb04d05a8e8a3238c79bb023058e143b26c01db4b946b0f82243df97865daa4c9fba434956c8852e1b7a471919a94c6d1b58577c11c6fa95910

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Filesize
5KB

MD5
5df86617337ebe00bbcd177cc1e406e6

SHA1
77e3c9486d631ad50c846abd56da2d507e686a87

SHA256
c4a397cffac07ef4d1e56c7a67d332fa03649d450de032f6a160f733859fb2f1

SHA512
96f7feff19cae306546b75aa1859da9f179820f0694eee7f1647b4bff32d1fb4ab521a34a17f17580110e19d2d3072e435dc3a9738f0319a18bd37f81e84a40b

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Filesize
6KB

MD5
59e2eee0427a8aa3311bda08db91f120

SHA1
f62be836728c69866c6b775f008ed76f0b272f27

SHA256
b51363d6ae88d255edc8c865690933830cb6bede42f49f56889d896ce32c25ca

SHA512
6e0836dc6137d8e0e4bcea9208cbabb220610c0944f1092d9bb0b4612987919fb9c951130e40bedc4752ba98105a5a2e0b9d0716de1bdcf160f537eadf00b6f6

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
32e49743f0ef2e12fd4137a6a530704d

SHA1
757e932dc8f0c8c36d786ae95720c97004eae22e

SHA256
371a654cb792de0452954695c95176fa1cb86300864b3e1d51539942e8954826

SHA512
b3ec8cf393c28d7e723ef0e8ec6033be8043615698a17aa490a118effca035089d5533e27afff9801c15787d5304f1c0c9240e646e832cdfd0c4f3ee642e9131

Download Submit
\??\pipe\LOCAL\crashpad_2728_TOQBCPNDKDJCWNXC
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads