| URL: | pdfskillsapp.com |
| Full analysis: | https://app.any.run/tasks/7139bd9f-628a-4a9c-8259-2c8f3e61a1de |
| Verdict: | Malicious activity |
| Analysis date: | April 25, 2025, 16:35:27 |
| OS: | Windows 10 Professional (build: 19044, 64 bit) |
| Tags: | |
| Indicators: | |
| MD5: | 283DF31E9B2579ED7D293D7CFFDA590B |
| SHA1: | 96CF56CFAD6A539453884E1F81CDA9DED38F2571 |
| SHA256: | 509AB2D32723053B5A470F4BA0DD5EDF037992F485006FCD88D330749A0F8AA5 |
| SSDEEP: | 3:ZIJbyT:Cb2 |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1128 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=15 --mojo-platform-channel-handle=4668 --field-trial-handle=1892,i,15081289465368570941,6477492763762092358,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:1 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 122.0.6261.70 Modules
| |||||||||||||||
| 1600 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --disk-cache-dir=null --disk-cache-size=1 --media-cache-size=1 --disable-gpu-shader-disk-cache --disable-background-networking --disable-features=OptimizationGuideModelDownloading,OptimizationHintsFetching,OptimizationTargetPrediction,OptimizationHints "pdfskillsapp.com" | C:\Program Files\Google\Chrome\Application\chrome.exe | explorer.exe | ||||||||||||
User: admin Company: Google LLC Integrity Level: MEDIUM Description: Google Chrome Exit code: 0 Version: 122.0.6261.70 Modules
| |||||||||||||||
| 1672 | "powershell.exe" -ep RemoteSigned -File "C:\Users\admin\AppData\Local\PDFSkills\update_task_ad.ps1" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | pdfskills.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4740 | C:\WINDOWS\System32\slui.exe -Embedding | C:\Windows\System32\slui.exe | — | svchost.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Activation Client Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 4756 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\admin\AppData\Local\Google\Chrome\User Data\Crashpad" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=122.0.6261.70 --initial-client-data=0x224,0x228,0x22c,0x1fc,0x230,0x7ffc87d4dc40,0x7ffc87d4dc4c,0x7ffc87d4dc58 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: MEDIUM Description: Google Chrome Exit code: 0 Version: 122.0.6261.70 Modules
| |||||||||||||||
| 5212 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilReadIcon --lang=en-US --service-sandbox-type=icon_reader --disable-quic --no-appcompat-clear --mojo-platform-channel-handle=4864 --field-trial-handle=1892,i,15081289465368570941,6477492763762092358,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: LOW Description: Google Chrome Exit code: 0 Version: 122.0.6261.70 Modules
| |||||||||||||||
| 5868 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --disable-quic --no-appcompat-clear --mojo-platform-channel-handle=5540 --field-trial-handle=1892,i,15081289465368570941,6477492763762092358,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: MEDIUM Description: Google Chrome Exit code: 0 Version: 122.0.6261.70 Modules
| |||||||||||||||
| 5892 | "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=quarantine.mojom.Quarantine --lang=en-US --service-sandbox-type=none --disable-quic --no-appcompat-clear --mojo-platform-channel-handle=4848 --field-trial-handle=1892,i,15081289465368570941,6477492763762092358,262144 --disable-features=OptimizationGuideModelDownloading,OptimizationHints,OptimizationHintsFetching,OptimizationTargetPrediction --variations-seed-version /prefetch:8 | C:\Program Files\Google\Chrome\Application\chrome.exe | — | chrome.exe | |||||||||||
User: admin Company: Google LLC Integrity Level: MEDIUM Description: Google Chrome Exit code: 0 Version: 122.0.6261.70 Modules
| |||||||||||||||
| 6048 | \??\C:\WINDOWS\system32\conhost.exe 0xffffffff -ForceV1 | C:\Windows\System32\conhost.exe | — | powershell.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Console Window Host Exit code: 0 Version: 10.0.19041.1 (WinBuild.160101.0800) Modules
| |||||||||||||||
| 6576 | "C:\Users\admin\AppData\Local\PDFSkills\PDFSkillsApp.exe" | C:\Users\admin\AppData\Local\PDFSkills\PDFSkillsApp.exe | pdfskills.exe | ||||||||||||
User: admin Integrity Level: MEDIUM Description: NativeTemplate Exit code: 0 Version: 4.0.0.0 Modules
| |||||||||||||||
| (PID) Process: | (1600) chrome.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Google\Chrome\BLBeacon |
| Operation: | write | Name: | failed_count |
Value: 0 | |||
| (PID) Process: | (1600) chrome.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Google\Chrome\BLBeacon |
| Operation: | write | Name: | state |
Value: 2 | |||
| (PID) Process: | (1600) chrome.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Google\Chrome\BLBeacon |
| Operation: | write | Name: | state |
Value: 1 | |||
| (PID) Process: | (1600) chrome.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Google\Chrome\StabilityMetrics |
| Operation: | write | Name: | user_experience_metrics.stability.exited_cleanly |
Value: 0 | |||
| (PID) Process: | (1600) chrome.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Google\Update\ClientStateMedium\{8A69D345-D564-463C-AFF1-A69D9E530F96} |
| Operation: | write | Name: | usagestats |
Value: 0 | |||
| (PID) Process: | (5892) chrome.exe | Key: | HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached |
| Operation: | write | Name: | {2781761E-28E0-4109-99FE-B9D127C57AFE} {56FFCC30-D398-11D0-B2AE-00A0C908FA49} 0xFFFF |
Value: 01000000000000007FA68F1700B6DB01 | |||
| (PID) Process: | (7536) pdfskills.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\pdfskills_RASAPI32 |
| Operation: | write | Name: | EnableFileTracing |
Value: 0 | |||
| (PID) Process: | (7536) pdfskills.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\pdfskills_RASAPI32 |
| Operation: | write | Name: | EnableAutoFileTracing |
Value: 0 | |||
| (PID) Process: | (7536) pdfskills.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\pdfskills_RASAPI32 |
| Operation: | write | Name: | EnableConsoleTracing |
Value: 0 | |||
| (PID) Process: | (7536) pdfskills.exe | Key: | HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Tracing\pdfskills_RASAPI32 |
| Operation: | write | Name: | FileTracingMask |
Value: | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\coupon_db\LOG.old~RF10bf5a.TMP | — | |
MD5:— | SHA256:— | |||
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\chrome_cart_db\LOG.old~RF10bf6a.TMP | — | |
MD5:— | SHA256:— | |||
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\parcel_tracking_db\LOG.old~RF10bf6a.TMP | — | |
MD5:— | SHA256:— | |||
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\discounts_db\LOG.old~RF10bf6a.TMP | — | |
MD5:— | SHA256:— | |||
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\coupon_db\LOG.old | — | |
MD5:— | SHA256:— | |||
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\chrome_cart_db\LOG.old | — | |
MD5:— | SHA256:— | |||
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\PersistentOriginTrials\LOG.old~RF10bf6a.TMP | — | |
MD5:— | SHA256:— | |||
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\discounts_db\LOG.old | — | |
MD5:— | SHA256:— | |||
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\parcel_tracking_db\LOG.old | — | |
MD5:— | SHA256:— | |||
| 1600 | chrome.exe | C:\Users\admin\AppData\Local\Google\Chrome\User Data\Default\PersistentOriginTrials\LOG.old | — | |
MD5:— | SHA256:— | |||
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
— | — | GET | 200 | 23.53.40.178:80 | http://crl.microsoft.com/pki/crl/products/MicRooCerAut2011_2011_03_22.crl | DE | binary | 825 b | whitelisted |
— | — | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl | DE | binary | 868 b | whitelisted |
1600 | chrome.exe | GET | 200 | 151.101.66.133:80 | http://ocsp.globalsign.com/rootr3/MFEwTzBNMEswSTAJBgUrDgMCGgUABBT1nGh%2FJBjWKnkPdZIzB1bqhelHBwQUj%2FBLf6guRSSuTVD6Y5qL3uLdG7wCEHgDGEJFcIpBz28BuO60qVQ%3D | US | binary | 1.40 Kb | whitelisted |
1600 | chrome.exe | GET | 200 | 151.101.66.133:80 | http://ocsp.globalsign.com/codesigningrootr45/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQVFZP5vqhCrtRN5SWf40Rn6NM1IAQUHwC%2FRoAK%2FHg5t6W0Q9lWULvOljsCEHe9DgW3WQu2HUdhUx4%2Fde0%3D | US | binary | 1.67 Kb | whitelisted |
6544 | svchost.exe | GET | 200 | 184.30.131.245:80 | http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D | US | binary | 471 b | whitelisted |
1600 | chrome.exe | GET | 200 | 151.101.66.133:80 | http://ocsp.globalsign.com/gsgccr45evcodesignca2020/ME0wSzBJMEcwRTAJBgUrDgMCGgUABBQaCbVYh07WONuW4e63Ydlu4AlbDAQUJZ3Q%2FFkJhmPF7POxEztXHAOSNhECDEdqTKGKYJWlYZp8TQ%3D%3D | US | binary | 1.66 Kb | whitelisted |
8024 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl | DE | binary | 419 b | whitelisted |
8024 | SIHClient.exe | GET | 200 | 184.30.21.171:80 | http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl | DE | binary | 407 b | whitelisted |
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
— | — | 51.104.136.2:443 | settings-win.data.microsoft.com | MICROSOFT-CORP-MSN-AS-BLOCK | IE | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 23.53.40.178:80 | crl.microsoft.com | Akamai International B.V. | DE | whitelisted |
— | — | 184.30.21.171:80 | www.microsoft.com | AKAMAI-AS | DE | whitelisted |
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
1600 | chrome.exe | 239.255.255.250:1900 | — | — | — | whitelisted |
7292 | chrome.exe | 104.18.18.38:443 | pdfskillsapp.com | CLOUDFLARENET | — | unknown |
7292 | chrome.exe | 142.251.173.84:443 | accounts.google.com | GOOGLE | US | whitelisted |
7292 | chrome.exe | 104.17.25.14:443 | cdnjs.cloudflare.com | CLOUDFLARENET | — | whitelisted |
7292 | chrome.exe | 142.250.186.138:443 | fonts.googleapis.com | GOOGLE | US | whitelisted |
Domain | IP | Reputation |
|---|---|---|
settings-win.data.microsoft.com |
| whitelisted |
google.com |
| whitelisted |
crl.microsoft.com |
| whitelisted |
www.microsoft.com |
| whitelisted |
pdfskillsapp.com |
| unknown |
accounts.google.com |
| whitelisted |
www.pdfskillsapp.com |
| unknown |
cdnjs.cloudflare.com |
| whitelisted |
fonts.googleapis.com |
| whitelisted |
code.jquery.com |
| whitelisted |
PID | Process | Class | Message |
|---|---|---|---|
7292 | chrome.exe | Not Suspicious Traffic | INFO [ANY.RUN] Cloudflare content delivery network (cdnjs .cloudflare .com) |
7292 | chrome.exe | Not Suspicious Traffic | INFO [ANY.RUN] Cloudflare content delivery network (cdnjs .cloudflare .com) |
7292 | chrome.exe | Not Suspicious Traffic | INFO [ANY.RUN] jQuery JavaScript Library Code Loaded (code .jquery .com) |
7292 | chrome.exe | Not Suspicious Traffic | INFO [ANY.RUN] jQuery JavaScript Library Code Loaded (code .jquery .com) |
7292 | chrome.exe | Not Suspicious Traffic | INFO [ANY.RUN] jQuery JavaScript Library Code Loaded (code .jquery .com) |
7292 | chrome.exe | Not Suspicious Traffic | INFO [ANY.RUN] jQuery JavaScript Library Code Loaded (code .jquery .com) |