hxxps://wd5[.]myworkday[.]com/hec/d/task/2998$10895[.]htmld

Analysis

max time kernel
145s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 23:14

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General

Target

https://wd5.myworkday.com/hec/d/task/2998$10895.htmld

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 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 10 IoCs

pid	Process
4236	msedge.exe
4236	msedge.exe
4232	msedge.exe
4232	msedge.exe
4296	identity_helper.exe
4296	identity_helper.exe
4556	msedge.exe
4556	msedge.exe
4556	msedge.exe
4556	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe
4232	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4232 wrote to memory of 3112	4232	msedge.exe	85
PID 4232 wrote to memory of 3112	4232	msedge.exe	85
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 5044	4232	msedge.exe	86
PID 4232 wrote to memory of 4236	4232	msedge.exe	87
PID 4232 wrote to memory of 4236	4232	msedge.exe	87
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88
PID 4232 wrote to memory of 1124	4232	msedge.exe	88

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://wd5.myworkday.com/hec/d/task/2998$10895.htmld
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:4232
- 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,0x100,0x104,0xd8,0x108,0x7ffdadfc46f8,0x7ffdadfc4708,0x7ffdadfc4718
  2⤵
  PID:3112
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2140,13524088089472494221,11491323327286868725,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2184 /prefetch:2
  2⤵
  PID:5044
- 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=2140,13524088089472494221,11491323327286868725,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2260 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4236
- 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=2140,13524088089472494221,11491323327286868725,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2808 /prefetch:8
  2⤵
  PID:1124
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,13524088089472494221,11491323327286868725,131072 --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=3368 /prefetch:1
  2⤵
  PID:2024
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,13524088089472494221,11491323327286868725,131072 --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=3400 /prefetch:1
  2⤵
  PID:824
- 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=2140,13524088089472494221,11491323327286868725,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5164 /prefetch:8
  2⤵
  PID:3340
- 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=2140,13524088089472494221,11491323327286868725,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5164 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4296
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,13524088089472494221,11491323327286868725,131072 --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=5308 /prefetch:1
  2⤵
  PID:5024
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,13524088089472494221,11491323327286868725,131072 --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=5240 /prefetch:1
  2⤵
  PID:3712
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,13524088089472494221,11491323327286868725,131072 --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=3480 /prefetch:1
  2⤵
  PID:4344
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2140,13524088089472494221,11491323327286868725,131072 --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=3556 /prefetch:1
  2⤵
  PID:2712
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2140,13524088089472494221,11491323327286868725,131072 --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=5016 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4556

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2868

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:452

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
c9c4c494f8fba32d95ba2125f00586a3

SHA1
8a600205528aef7953144f1cf6f7a5115e3611de

SHA256
a0ca609205813c307df9122c0c5b0967c5472755700f615b0033129cf7d6b35b

SHA512
9d30cea6cfc259e97b0305f8b5cd19774044fb78feedfcef2014b2947f2e6a101273bc4ad30db9cc1724e62eb441266d7df376e28ac58693f128b9cce2c7d20d

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

Filesize
152B

MD5
4dc6fc5e708279a3310fe55d9c44743d

SHA1
a42e8bdf9d1c25ef3e223d59f6b1d16b095f46d2

SHA256
a1c5f48659d4b3af960971b3a0f433a95fee5bfafe5680a34110c68b342377d8

SHA512
5874b2310187f242b852fa6dcded244cc860abb2be4f6f5a6a1db8322e12e1fef8f825edc0aae75adbb7284a2cd64730650d0643b1e2bb7ead9350e50e1d8c13

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index

Filesize
216B

MD5
0440fde910fe9563c517c4727a1e17fe

SHA1
988a792a8d775b2b713d898700a725d39b205299

SHA256
ed1fa5557165020f0fab68c9f51bc94dbf0ce99785f8ccc778ac1f269a61c2de

SHA512
6ebb34d05f75f5362791ea5e4a34f491ee112bbc1445573ae4622798cc3924b360a64ad34a70de07d1522763214b6e174cd4bddb39a4a339b05089549fcd2d0d

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

Filesize
185B

MD5
9291f7e5b91e89b0a653f521d4f80f02

SHA1
6e42a3b395c255e4d4548c70636a56f75061d21a

SHA256
4425e7c74518d536d03c87aae51cdfe8272f329f5d484b1be1952cf1cdd4c75b

SHA512
71d380df01f5a51ff43a15faba58774c6192cb0bc6d13a79e10d0faa9440724ce0b86d741e32ccad0727719078733dc1426c98dc9278b20a67b74b7375937fb5

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

Filesize
5KB

MD5
9ef6821a052f71a4546933deac1b2d96

SHA1
45c2845a390c7f79ab8a6800efec62e89b482fb4

SHA256
3d7a5bc8e9d21f3ff10cdc4e575dae9037bc32727dc6827c8fe82dbb82fe9fe8

SHA512
ea85238257d838a53fe07f82d359f8e9c80805fd5f1a8a95eff320ce000bce8ca7f351d942851a0bdfe3bed445b0ce1bb8215627c0f8f8ca07a17ed8014fd27c

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

Filesize
6KB

MD5
1eaaf493ccccd306653e0cc131fe6f9a

SHA1
b1f1b8338ec7b1bfb1b6a6887f0c06f5677bf6e8

SHA256
b6da485e3f9c615ab4440e81fe62b87a36641306200ba12ab4a5b6722d7e7db0

SHA512
42b21275bcbda4d1093d0a8e35dc8d916f45a086d895d0434c994f51a46d4c44c79a1d61b4d256c5f65a48c28c7e419a45e9a5161fe393b84b592e0458ff3098

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
8b96b358a991f0e4b80af0ee3745942b

SHA1
339fc35c205320da269d7c9e5e9d5e65ec255027

SHA256
3c3a6b54af197a7835daef53857abc2e29182bfe95e463ea59f97b5b72592b6b

SHA512
0ad566324309e745fe4eb17d805b73cc286f13abc84a46274b62c1b797a94c4f51993b3310a2a979dceea11bb276b68d7f5a8f2cfee71f53922b376144e86a63

Download Submit