hxxp://pdfsecret[.]com

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2024, 09:16

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General

Target

http://pdfsecret.com

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 10 IoCs

pid	Process
2384	msedge.exe
2384	msedge.exe
5112	msedge.exe
5112	msedge.exe
3192	identity_helper.exe
3192	identity_helper.exe
5088	msedge.exe
5088	msedge.exe
5088	msedge.exe
5088	msedge.exe

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs

pid	Process
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

pid	Process
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe

Suspicious use of SendNotifyMessage 24 IoCs

pid	Process
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe
5112	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5112 wrote to memory of 1680	5112	msedge.exe	85
PID 5112 wrote to memory of 1680	5112	msedge.exe	85
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 1716	5112	msedge.exe	87
PID 5112 wrote to memory of 2384	5112	msedge.exe	88
PID 5112 wrote to memory of 2384	5112	msedge.exe	88
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89
PID 5112 wrote to memory of 5016	5112	msedge.exe	89

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://pdfsecret.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:5112
- 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,0x100,0x104,0xd8,0x108,0x7fffd6d746f8,0x7fffd6d74708,0x7fffd6d74718
  2⤵
  PID:1680
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,5368952721925840096,8610892230737518901,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2132 /prefetch:2
  2⤵
  PID:1716
- 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=2116,5368952721925840096,8610892230737518901,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2200 /prefetch:3
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2384
- 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=2116,5368952721925840096,8610892230737518901,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2700 /prefetch:8
  2⤵
  PID:5016
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,5368952721925840096,8610892230737518901,131072 --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=3284 /prefetch:1
  2⤵
  PID:1996
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,5368952721925840096,8610892230737518901,131072 --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:3844
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,5368952721925840096,8610892230737518901,131072 --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=4768 /prefetch:1
  2⤵
  PID:2028
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,5368952721925840096,8610892230737518901,131072 --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=5340 /prefetch:1
  2⤵
  PID:5084
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,5368952721925840096,8610892230737518901,131072 --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=5356 /prefetch:1
  2⤵
  PID:1352
- 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=2116,5368952721925840096,8610892230737518901,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5780 /prefetch:8
  2⤵
  PID:1144
- 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=2116,5368952721925840096,8610892230737518901,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5780 /prefetch:8
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3192
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,5368952721925840096,8610892230737518901,131072 --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=5776 /prefetch:1
  2⤵
  PID:1844
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,5368952721925840096,8610892230737518901,131072 --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=4816 /prefetch:1
  2⤵
  PID:3744
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,5368952721925840096,8610892230737518901,131072 --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=1728 /prefetch:2
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:5088

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2628

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3084

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
36bb45cb1262fcfcab1e3e7960784eaa

SHA1
ab0e15841b027632c9e1b0a47d3dec42162fc637

SHA256
7c6b0de6f9b4c3ca1f5d6af23c3380f849825af00b58420b76c72b62cfae44ae

SHA512
02c54c919f8cf3fc28f5f965fe1755955636d7d89b5f0504a02fcd9d94de8c50e046c7c2d6cf349fabde03b0fbbcc61df6e9968f2af237106bf7edd697e07456

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

Filesize
152B

MD5
1e3dc6a82a2cb341f7c9feeaf53f466f

SHA1
915decb72e1f86e14114f14ac9bfd9ba198fdfce

SHA256
a56135007f4dadf6606bc237cb75ff5ff77326ba093dff30d6881ce9a04a114c

SHA512
0a5223e8cecce77613b1c02535c79b3795e5ad89fc0a934e9795e488712e02b527413109ad1f94bbd4eb35dd07b86dd6e9f4b57d4d7c8a0a57ec3f7f76c7890a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\f_000003

Filesize
18KB

MD5
45354493137d3466759b339af9905888

SHA1
268229a233caccff2da8db886b0938f71faf61ef

SHA256
b52b2b51fee171fce54fca163ee2440a8e592083f8baddbce11f6ea4f2fe92cc

SHA512
05f23dabdf956b6b94f10f18c8dab0699bda28a153a9805a98d7f15dd42db27996f6e28c77f255baf6629d1669b34fd61c933445c43dbce189391f2d773faa24

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

Filesize
192B

MD5
0007c59098cb30044cdc636a4e3364c4

SHA1
e82b19c7c8ccb7cc11601157a15f6d14e06392a9

SHA256
bc65574f413932d6a2ca3175970072e54674959d634a23af89ed09a1d93dd10b

SHA512
00f88b082bb286314e730d882f975b82cf121a69fc0990a88bce5972dc62f5db1bd8bbe310769010dd563b0cad4d62295480b9894d1149e8f1439cb6919822f9

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

Filesize
111B

MD5
807419ca9a4734feaf8d8563a003b048

SHA1
a723c7d60a65886ffa068711f1e900ccc85922a6

SHA256
aa10bf07b0d265bed28f2a475f3564d8ddb5e4d4ffee0ab6f3a0cc564907b631

SHA512
f10d496ae75db5ba412bd9f17bf0c7da7632db92a3fabf7f24071e40f5759c6a875ad8f3a72bad149da58b3da3b816077df125d0d9f3544adba68c66353d206c

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

Filesize
1KB

MD5
04624f501b7f265411b7249df4dbf314

SHA1
9516d20d657434e9f07a0a4d1d786b284cd61ddd

SHA256
80cd5a744ec7578ebca3de6a27949bb4966380ff7d101488c439ec0fea3fbcc1

SHA512
eb6ffc119f1abb36a9298363bdd5dff5e5c7178968ea34ccc4b355137805d5e42da3c487053104f252abeaa3fec2bb5d4bf8720a6c9bf4e4193865bdef84adf9

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

Filesize
6KB

MD5
586cc7df98f2905906bacbc83d50e382

SHA1
174315ae50a7c4d79fa62e06e0c65d5e570e8136

SHA256
bc041b08f14658d0db8b5e5b91a7edc33806d58e20240595058b2aa9697d1a9a

SHA512
6da1ca669c4bb42cff574761d40f19eefcb296749d58279f5980a6b60c12e5a7e48e76eac1b21a48674f87960c710abb28a2a1b1c779f3a288a960c4851f73e6

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

Filesize
6KB

MD5
3146e51f9210075426e9772ec59bfb8a

SHA1
9a2d51099d22531fa7a5f7d61497c577e7defb35

SHA256
b820574fb8cabc3cc39b65b900f2af4a25ef112b9416140d48a9af0b7cde1463

SHA512
88d57f0ab7237376ebe6cad3f4fdefd5e4dba06b86f4e8dd426d127cada911da1a6912d972b3029794e54812242203fdc294776b35acc215816ea99b45e4f128

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
f3fa2ed978bad231641da89f4d8fa1f2

SHA1
3590a79ffb576dddbf8606d486c12b0bd4eb220d

SHA256
a6b5a5b83ff4ec9508f1d338772059e3f6c8897cae2d781d32cc3d0d321b994a

SHA512
95cbf8fce1647b0641be071a117d82c5059fc617239adb883266d055a32a7e8b1f07c95fe1b522b229fa9a7ae07082b05088c917eab29e8754dd34d4f42c47f5

Download Submit