MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by multiple heuristics as a link farm, with many URLs pointing to compromised WordPress sites. The ML classifier and ClamAV also identified it as malicious, likely a phishing or malware distribution lure. No scripts were extracted, but the structure suggests it's designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9860
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://www.electriclighting.com/wp-content/plugins/super-forms/uploads/php/files/e33c313c46bb543ceddfda4a007657fa/55665008658.pdf In PDF document text
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/iocdpc0e5s8d8tujbeksn8jje0/patajuguferep.pdfIn PDF document text
- http://csptech.net/admin/userfiles/file/78654204610.pdfIn PDF document text
- http://sts-logistika.ru/wp-content/plugins/super-forms/uploads/php/files/25a0504eab54489d4e9173b9858cc085/leroki.pdfIn PDF document text
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160a6f83615097---37852144545.pdfIn PDF document text
- http://dabaizhongxue.com/upload_fck/file/2021-5-18/20210518133818275518.pdfIn PDF document text
- https://acethamessecurity.co.uk/wp-content/plugins/super-forms/uploads/php/files/b0e67f1b35505700b53e15f12a1a0721/pagukolojekimilaribudapab.pdfIn PDF document text
- http://zrdb-drogbud.pl/Upload/file/53487603713.pdfIn PDF document text
- https://drivingschoolofnorthtexas.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2274b48ed8---36405344448.pdfIn PDF document text
- https://www.hadlowsecurityshutters.com/wp-content/plugins/super-forms/uploads/php/files/b862b8040c04bc7a0bb6337ab1658564/voxusaronikiwumijupagujov.pdfIn PDF document text
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/f0d999942bf5c85473b30bb56c96c38b/83888585594.pdfIn PDF document text
- https://synodradomski.pl/userfiles/file/42640323177.pdfIn PDF document text
- https://debcopharma.com/userfiles/file/xapapadaru.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a77dde62d59---85707530618.pdfIn PDF document text
- https://boucherienabli.com/uploads/FCK_files/file/16433930516.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16098cd79c13ee---rixujosikaxi.pdfIn PDF document text
- http://hevolta.com/upload/file/letenofim.pdfIn PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/160c9a10c54caf---14235208251.pdfIn PDF document text
- http://csc0731.com/userfiles/file/20210703061702_19vbck.pdfIn PDF document text
- http://finproekt-msk.ru/userfiles/file/53846559772.pdfIn PDF document text
- https://avis-medical.ma/wp-content/plugins/super-forms/uploads/php/files/84704fb668dc9083fdb04baa8f1a53a2/nisalukonuxibus.pdfIn PDF document text
- http://brandweeramsterdamamstellanden.nl/userfiles/file/nitamunurifexewa.pdfIn PDF document text
- https://medicentrumnz.eu/medicentrum/files/file/mitaxudififoruzok.pdfIn PDF document text
- http://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/f4679d0a0e571729ed3442952027a318/genanafivuvi.pdfIn PDF document text
- https://calldidocta.com/wp-content/plugins/super-forms/uploads/php/files/c307f2433fdb87d63837b2f2ba24eac6/83251095783.pdfIn PDF document text
- https://lesfeesdelhetre.fr/upload/files/vidojozoxozajumozujokinal.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=audacity+for+android+phonePDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e9c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9C5 | 17476 bytes |
SHA-256: af1626abbc9b457e5451395f22f695de76330800ee72f4793f5a7a217a040974 |
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font_01_sfnt_off0001178d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1178D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012fa4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FA4 | 10696 bytes |
SHA-256: f549183199c8c666bcf336ae8bc529b1d4a11f48d8e2d80b77aa00a06b7eaf14 |
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