MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as Pdf.Phishing.Trojan. The file contains numerous links, many pointing to compromised WordPress sites, suggesting a phishing or malware distribution campaign. The document body was unreadable, but the presence of link farms on disposable and compromised hosting indicates a malicious intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9937
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 http://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ed40723c38---tejowufabare.pdf In PDF document text
- https://earplighting.com/wp-content/plugins/super-forms/uploads/php/files/d1493e3c5e5e1b5307273a5bcc7ed472/disuvebofike.pdfIn PDF document text
- https://lee-trading.tw/archive/upload/files/55586147990.pdfIn PDF document text
- https://salvatoredivilio.it/userfiles/file/55422116770.pdfIn PDF document text
- https://ipic.vn/userfiles/file/81126918285.pdfIn PDF document text
- http://bfr-bialapodlaska.pl/userfiles/file/bafenutirumusavunubesozo.pdfIn PDF document text
- http://www.agrosystem.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1607bb0655b504---29258162197.pdfIn PDF document text
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dbf57ae494---deduwikuva.pdfIn PDF document text
- http://hodori247.com/uploads/files/28878319656.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/03791a7a39c2055f52147b0f921b769b/18297821915.pdfIn PDF document text
- https://nowackleverkusen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160cd91b8c4515---29847815715.pdfIn PDF document text
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/16096f390485d4---pitowakafugugoz.pdfIn PDF document text
- https://abofahed.com/userfiles/file/94102222140.pdfIn PDF document text
- http://jarosi.hu/files/file/54556787986.pdfIn PDF document text
- https://www.rockandroll.blog.br/wp-content/plugins/super-forms/uploads/php/files/g8f246a1fhm08q1dfbe3inullf/3784286376.pdfIn PDF document text
- https://amirep.com/wp-content/plugins/super-forms/uploads/php/files/40f4f8af30425dfeaf58708d09f52dcc/14876836345.pdfIn PDF document text
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160870f823aaac---42018614155.pdfIn PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/68b6d0eec840786f3bf0d8957339a4d5/kedazajax.pdfIn PDF document text
- http://agenziaimmobiliarecannavo.eu/userfiles/files/vumusov.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160854ffb2692c---meluv.pdfIn PDF document text
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1609df8b43639e---67761482191.pdfIn PDF document text
- https://www.blackandwhite-salon.com/wp-content/plugins/super-forms/uploads/php/files/ee3a434c0aab6ba8dd377626b060aae8/29141507861.pdfIn PDF document text
- https://investainternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c0d9313624---58193015677.pdfIn PDF document text
- http://dodici12.ru/wp-content/plugins/super-forms/uploads/php/files/7d2f110uvnntm2487regv0mkg3/xakutar.pdfIn PDF document text
- https://www.cocochan.com.pk/wp-content/plugins/super-forms/uploads/php/files/c18022f7490bc95bd4a8e63096bc5550/zosifupenalamene.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=homeopathy+for+menorrhagiaPDF 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_off00010a7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A7E | 10696 bytes |
SHA-256: 5d2c37579033eb123955de150d40332a7a0f8989def3493b8ae225e8ec4cb602 |
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font_01_sfnt_off000122cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122CB | 17312 bytes |
SHA-256: 82460ddcd5723f9ea33a38216c22a873efba032b50d73f09049b3f9f7062e53f |
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font_02_sfnt_off0001502c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1502C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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