hxxps://tools[.]pdf24[.]org/en/creator

Analysis

max time kernel
17s
max time network
15s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25/09/2024, 21:26

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General

Target

https://tools.pdf24.org/en/creator

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 6 IoCs

pid	Process
944	msedge.exe
944	msedge.exe
2684	msedge.exe
2684	msedge.exe
2404	identity_helper.exe
2404	identity_helper.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 9 IoCs

pid	Process
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe
2684	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 336	2684	msedge.exe	82
PID 2684 wrote to memory of 336	2684	msedge.exe	82
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 4428	2684	msedge.exe	83
PID 2684 wrote to memory of 944	2684	msedge.exe	84
PID 2684 wrote to memory of 944	2684	msedge.exe	84
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85
PID 2684 wrote to memory of 1672	2684	msedge.exe	85

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://tools.pdf24.org/en/creator
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:2684
- 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,0x100,0x104,0xd8,0x108,0x7ffd171146f8,0x7ffd17114708,0x7ffd17114718
  2⤵
  PID:336
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1980 /prefetch:2
  2⤵
  PID:4428
- 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=2032,17841298169083843153,5823121594322213610,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2544 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:944
- 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=2032,17841298169083843153,5823121594322213610,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2712 /prefetch:8
  2⤵
  PID:1672
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --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:2104
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --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=3344 /prefetch:1
  2⤵
  PID:3396
- 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=2032,17841298169083843153,5823121594322213610,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4856 /prefetch:8
  2⤵
  PID:2908
- 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=2032,17841298169083843153,5823121594322213610,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4856 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2404
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --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=3856 /prefetch:1
  2⤵
  PID:2980
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --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=5640 /prefetch:1
  2⤵
  PID:3080
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --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=5788 /prefetch:1
  2⤵
  PID:4884
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --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=3912 /prefetch:1
  2⤵
  PID:3916
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --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=6368 /prefetch:1
  2⤵
  PID:3592
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --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=5804 /prefetch:1
  2⤵
  PID:4480
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2032,17841298169083843153,5823121594322213610,131072 --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=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6544 /prefetch:1
  2⤵
  PID:2416

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5028

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3596

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
f9664c896e19205022c094d725f820b6

SHA1
f8f1baf648df755ba64b412d512446baf88c0184

SHA256
7121d84202a850791c2320385eb59eda4d697310dc51b1fcd4d51264aba2434e

SHA512
3fa5d2c68a9e70e4a25eaac2095171d87c741eec2624c314c6a56f4fa390d6319633bf4c48b1a4af7e9a0451f346beced9693da88cfc7bcba8dfe209cbd1b3ae

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

Filesize
152B

MD5
847d47008dbea51cb1732d54861ba9c9

SHA1
f2099242027dccb88d6f05760b57f7c89d926c0d

SHA256
10292fa05d896a2952c1d602a72d761d34bc776b44d6a7df87e49b5b613a8ac1

SHA512
bd1526aa1cc1c016d95dfcc53a78b45b09dde4ce67357fc275ab835dbe1bb5b053ca386239f50cde95ad243a9c1bbb12f7505818577589beecc6084f7b94e83f

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

Filesize
5KB

MD5
000992244e0d238aa340a700a4bebe4e

SHA1
ca3ee900f4009f0d0065ad2fefc1f994da414abf

SHA256
ba1e95a63357453b395ac187777f449efa548eeb2c9e542878d4fe66925900c3

SHA512
3b42d1a018c7f883388ea2489117af5976967b5b894bb0e20f5b149e08a2d724e95f8f386bdbf8bbf3deb21cc7f352847ecab3af5791de4827a997d100d4595f

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

Filesize
8KB

MD5
b71c15f4bc2932df09523c23b0495ae3

SHA1
0579f3ecfe6b5eb66b34a008848c65ac40d5f689

SHA256
4adea64271b5559c8c8af315cbf5caafa3b90b1608198a36af94d85da73416e9

SHA512
7611f2d784f0c26b2c781971dbf4a1c8838db814186de4a12290dfdbd2ff0f1b0fdcf783a8dfea0f67ab108c2ce8f0905239c2c4f68925b119386eb3434e8c1d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Service Worker\CacheStorage\592e80864ea5b6c6ed88dea990d736b895ab06a2\index.txt

Filesize
95B

MD5
6a46bb05b87134cc9a61de102ade3d81

SHA1
3064e247b55deb692c43dd098d91e693924302df

SHA256
f9c218c034fad1beca7fd7f6e87d76d176c7c204a7a993b1856fc8af2576b714

SHA512
516df38b33daaa8a5eb4adb7384cdabf1d6d98d4f068b57a1ff793a3ad55cc82a291ff87586562f326502cfe7436273b1eb701e5b78f6ff33d906a2cec8c8f83

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
1abff95887dd60c03aed3ccbc612b518

SHA1
a8a7b861861a43a96c53fb28ad57d8bf41bf94a3

SHA256
760bcbb3ba105bd80a40219c143bea11af02ccb2f7b94d4a26ada4614e255676

SHA512
47f2ab18cefc3c6806603996439d9835e3d6b71eea3bc1a573c8e3f9f2bfcfdc54bd328a32fc0dec3953147c513a1070e3d89a3dead4181eb0f73673c63ae8ac

Download Submit