hxxps://pub-c18999b67a434a549f041a1a1633e312[.]r2[.]dev/link[.]html

Analysis

max time kernel
148s
max time network
151s
platform
windows11-21h2_x64
resource
win11-20240412-en
resource tags

arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
submitted
17/04/2024, 23:23

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General

Target

https://pub-c18999b67a434a549f041a1a1633e312.r2.dev/link.html

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 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 12 IoCs

pid	Process
3996	msedge.exe
3996	msedge.exe
400	msedge.exe
400	msedge.exe
2352	identity_helper.exe
2352	identity_helper.exe
4008	msedge.exe
4008	msedge.exe
2012	msedge.exe
2012	msedge.exe
2012	msedge.exe
2012	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

pid	Process
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe
400	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 400 wrote to memory of 2804	400	msedge.exe	79
PID 400 wrote to memory of 2804	400	msedge.exe	79
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 4340	400	msedge.exe	80
PID 400 wrote to memory of 3996	400	msedge.exe	81
PID 400 wrote to memory of 3996	400	msedge.exe	81
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82
PID 400 wrote to memory of 4924	400	msedge.exe	82

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://pub-c18999b67a434a549f041a1a1633e312.r2.dev/link.html
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:400
- 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ffc69073cb8,0x7ffc69073cc8,0x7ffc69073cd8
  2⤵
  PID:2804
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1872,14447859100825446517,401537240668809490,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1704 /prefetch:2
  2⤵
  PID:4340
- 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=1872,14447859100825446517,401537240668809490,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2372 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3996
- 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=1872,14447859100825446517,401537240668809490,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2744 /prefetch:8
  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=1872,14447859100825446517,401537240668809490,131072 --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=3204 /prefetch:1
  2⤵
  PID:4116
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1872,14447859100825446517,401537240668809490,131072 --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=3320 /prefetch:1
  2⤵
  PID:2060
- C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1872,14447859100825446517,401537240668809490,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5500 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2352
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1872,14447859100825446517,401537240668809490,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5064 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  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=1872,14447859100825446517,401537240668809490,131072 --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=5096 /prefetch:1
  2⤵
  PID:1916
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1872,14447859100825446517,401537240668809490,131072 --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=4844 /prefetch:1
  2⤵
  PID:1776
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1872,14447859100825446517,401537240668809490,131072 --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=5008 /prefetch:1
  2⤵
  PID:4444
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1872,14447859100825446517,401537240668809490,131072 --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=5628 /prefetch:1
  2⤵
  PID:4268
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1872,14447859100825446517,401537240668809490,131072 --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=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=5552 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2012

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1128

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1164

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
ae7fbf62fc07f0bdb15169d2de3dc768

SHA1
9155eb973df31a7d6fb95f03058dd523171b4f0f

SHA256
ecfebc84b01ed9071cc68bc2abc4eae4f891e1dea41a16ea6010f7acfd6cc624

SHA512
1539bd6c522e56685399616d9811435ff0197c9471404361c53370a261feb180a38aaec9aacd38ff52c94b2cac2e4da19a3de50a9b6541f6f3fd0497bf15bcae

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

Filesize
152B

MD5
a5e869975d65ad786022d6fc8b47b747

SHA1
14b030f53bc86bdbec766b2f3942804ca742043a

SHA256
d5f8f63c67fd06a2ae7da80cbe8cc96bab5932087eb70432df9147ba818d758f

SHA512
fd8d2b8ce13f4aca312f4856096edba99310a78a5f4c4148046a06e873a3d2514fd2dd9b4515fc89e83306d251929f2ef9c78863f85a3e017a3029dec63d98dc

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

Filesize
72B

MD5
6c0c2f5cf6c426de5b8636f964c61097

SHA1
f4905f56239e273df31de2f44c70725d86d3b6f0

SHA256
181cb0163703907d54ad4cd63ee1f7ff6326e9b6143648a25f4ca3fd327f8bdc

SHA512
1ae93738e566524bd7227f4ef0ee1adf154d0139617770fda953b341a5a4a78aa80d6c0544ad21d38d4d609ee1a761edf419958a226a480729e7ad0edfd342d9

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

Filesize
193B

MD5
99ae22c3441935823773507e91d038ce

SHA1
29dc5ca8ed6b844aae14c360526cb4c3677838c1

SHA256
a862ee17d7503f740784dc7a4dd81c458bc4ca5e18af54b104d51bbb1b518bf3

SHA512
f715252d5a32c50a11147d416b430028a02b9fd748d14d20754b5d1412f2a97daf770321af3d9a06255698d88d9265782bd6d1017ee82407eaf3ff3a13206691

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

Filesize
5KB

MD5
8e1f05efcfd0617b560de9632f9e1bda

SHA1
ec259db3eb8c02c438b44eb7c055b26afecf09d1

SHA256
52c8dc3c6c80e9d274753eb88f868ddf35de78f11134e5fa71a3f6a787989013

SHA512
a0037bd420032f05fbe2459fa00fbd6ffd39b505b0a70238d9afee2df7369ac42268aeab716df018051c0f8a7b773dbf8bdd49ade3308ed23778ffc23b0c8c5d

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

Filesize
6KB

MD5
6a59b1fbea9a5a657b76b645b4f7f8da

SHA1
caf3da71ad6f4ee41891b51247ad959c774e8258

SHA256
5188d328524384c02c80fb07b601979a041e49b5b5cc74db37c57d4718d1b24d

SHA512
8749707bcf166ac898470b68db8f49de8c881392b746c61c20b3faa2f50b4b1cfbe3f4c78ea7793c6969e01452822cc0b6268b798f2268cb1ffb63b54150f4a8

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
12KB

MD5
688c97221b7354565ee29309393f93fe

SHA1
6d104fdd00398a98f90618d0128710195b47aaff

SHA256
1369eead11ba42eb8d00c3c5317fe3e27c31da0dfbb2f3b781505249af36b016

SHA512
8f02ed5eb347a4543fae0363264ea85aa1ceaa58c2b3e3858d1c0525131d1ce190260063f835531871e0d26c0e97e75bd1683affd12edc7c847d5dae3fc6496f

Download Submit