hxxps://url[.]us[.]m[.]mimecastprotect[.]com/s/Yx1NCNkRzWfVgVGQURsjuyYLqJ?domain=dropbox[.]com

Analysis

max time kernel
145s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2024, 16:12

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General

Target

https://url.us.m.mimecastprotect.com/s/Yx1NCNkRzWfVgVGQURsjuyYLqJ?domain=dropbox.com

Score

3^/10

discovery

Malware Config

Signatures

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
2848	msedge.exe
2848	msedge.exe
2920	msedge.exe
2920	msedge.exe
4344	identity_helper.exe
4344	identity_helper.exe
3856	msedge.exe
3856	msedge.exe
3856	msedge.exe
3856	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

pid	Process
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe
2920	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2920 wrote to memory of 2464	2920	msedge.exe	84
PID 2920 wrote to memory of 2464	2920	msedge.exe	84
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 4528	2920	msedge.exe	85
PID 2920 wrote to memory of 2848	2920	msedge.exe	86
PID 2920 wrote to memory of 2848	2920	msedge.exe	86
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87
PID 2920 wrote to memory of 5024	2920	msedge.exe	87

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://url.us.m.mimecastprotect.com/s/Yx1NCNkRzWfVgVGQURsjuyYLqJ?domain=dropbox.com
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:2920
- 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,0x100,0x104,0xd8,0x108,0x7ff9542046f8,0x7ff954204708,0x7ff954204718
  2⤵
  PID:2464
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,14342030954185291383,16043845502730373909,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2132 /prefetch:2
  2⤵
  PID:4528
- 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=2112,14342030954185291383,16043845502730373909,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2272 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2848
- 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=2112,14342030954185291383,16043845502730373909,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2932 /prefetch:8
  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=2112,14342030954185291383,16043845502730373909,131072 --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=3324 /prefetch:1
  2⤵
  PID:3196
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,14342030954185291383,16043845502730373909,131072 --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:4476
- 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=2112,14342030954185291383,16043845502730373909,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5148 /prefetch:8
  2⤵
  PID:4880
- 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=2112,14342030954185291383,16043845502730373909,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5148 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  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=2112,14342030954185291383,16043845502730373909,131072 --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=5240 /prefetch:1
  2⤵
  PID:3728
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,14342030954185291383,16043845502730373909,131072 --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=5256 /prefetch:1
  2⤵
  PID:3912
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,14342030954185291383,16043845502730373909,131072 --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=3444 /prefetch:1
  2⤵
  PID:3924
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2112,14342030954185291383,16043845502730373909,131072 --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=3440 /prefetch:1
  2⤵
  PID:2228
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2112,14342030954185291383,16043845502730373909,131072 --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=4940 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3856

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3472

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4020

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
9b008261dda31857d68792b46af6dd6d

SHA1
e82dc88e2d1da2df7cb19d79a0346b9bb90d52b3

SHA256
9ac598d4f8170f7e475d84103aead9e3c23d5f2d292741a7f56a17bde8b6f7da

SHA512
78853091403a06beeec4998e2e3a4342111895ffd485f7f7cd367741a4883f7a25864cba00a6c86f27dc0c9ce9d04f08011ecc40c8ae9383d33274739ac39f10

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

Filesize
152B

MD5
0446fcdd21b016db1f468971fb82a488

SHA1
726b91562bb75f80981f381e3c69d7d832c87c9d

SHA256
62c5dc18b25e758f3508582a7c58bb46b734a774d97fc0e8a20614235caa8222

SHA512
1df7c085042266959f1fe0aedc5f6d40ceba485b54159f51f0c38f17bb250b79ea941b735e1b6faf219f23fe8ab65ac4557f545519d52d5416b89ad0f9047a31

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

Filesize
5KB

MD5
c3d969883da4b84feeb022e206ccafa7

SHA1
2a6ebdf71a03bab38da0254937519912d8cc5ce9

SHA256
d074e877a6b1089b8baa45ed024b521293cd139ce8db9aa4210e348ddb4ea63d

SHA512
d7d49a0644280b98822e0e19e3557aee954e5c06120361c4d3c9f12933411da422f5a8dbfe175e708f87b9c3d4b2e403b7c07df22503b46e19ff45eeabc82c1b

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

Filesize
6KB

MD5
8cb1ed78780bfadf4cc96c6c52e9b274

SHA1
aea9e4b19d7b652f5dbb6f5a3181f7e22bc2785d

SHA256
8f82ac608d657c2d28d9a63341fd0cf46560e041b61b69ba8c8d20c8d221eca9

SHA512
0562300e78ced98a8a11463a1cc1b063492036e546f0b8dbf6ee02d8277fea08ede87b91d09421c669304bc6f0efaaeb72717bd5f1598514aa7b2ea4156d5301

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
11KB

MD5
87ff594a38e816e2cc53df0c3ebed281

SHA1
0331bb09f2956789c045fef2ee3c818dc4564cc7

SHA256
68a16cde4894288f245bb9cabb0c310e2b4288eda483e5a55c01f13c6012b522

SHA512
9d3be953c638d7d685479ab7ff661523a7478849a104bc95945f545b10edfcdcef7b73bc4aabc0859bd2ee1cd63141b9735fef5cf91dc4372e45bd2f434e05ae

Download Submit