MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, exhibiting characteristics of a phishing or trojan delivery mechanism. It contains a link farm pointing to multiple compromised WordPress sites, likely serving as a distribution point for further malicious content. The document body is heavily obfuscated and unreadable, suggesting an attempt to hide its true purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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://www.theagentpipeline.com/wp-content/plugins/formcraft/file-upload/server/content/files/160af28438057e---7823290802.pdf In PDF document text
- http://piscesappliances.com/userfiles/file/pelepenepunalazimib.pdfIn PDF document text
- https://contabil-fiscal.ro/mm/file/mugekufudugumedidasubirij.pdfIn PDF document text
- http://lecieldesandes.fr/ckfinder/userfiles/files/xudutinebigevedagaka.pdfIn PDF document text
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/4bgdb9f15mud4ljg73fqke86q3/13845271239.pdfIn PDF document text
- http://1-champagne.com/blog_images/blog_/file/galoropidemib.pdfIn PDF document text
- https://alignerco.com/wp-content/plugins/super-forms/uploads/php/files/0986e6c7ba466bf465203feae2119a88/joporok.pdfIn PDF document text
- https://kamber.dk/wp-content/plugins/super-forms/uploads/php/files/e9f91f7d96503bed897ce5d1bc061738/tadopijonitupe.pdfIn PDF document text
- http://sieuthibongda.net/ckfinder/userfiles/files/79787549468.pdfIn PDF document text
- https://swift-tw.com/lcc/upload/files/43075609864.pdfIn PDF document text
- http://ahcxdq.com/uploads/file/021527404552.pdfIn PDF document text
- https://foodphotoshop.com/userfiles/files/6290546211.pdfIn PDF document text
- https://ingatlansos.hu/images/userfiles/file/87304954552.pdfIn PDF document text
- https://al-farh-iq.com/upload/userfiles/file/judugetove.pdfIn PDF document text
- http://ifaistos.reality.gr/~triantaf/images/file/36263408041.pdfIn PDF document text
- http://shannonlakeestates.org/fck_images/file/nikotowuvuvebodoxupunuv.pdfIn PDF document text
- https://www.reparaciondebomba.com.ar/wp-content/plugins/super-forms/uploads/php/files/7pf9u7p5vmjbu06nnmd3oe7ip4/90555535657.pdfIn PDF document text
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609cfa902770b---70727813721.pdfIn PDF document text
- http://www.kymenhome-etsinta.net/tiedostot/files/60759862329.pdfIn PDF document text
- https://eastmangroup.org/ckfinder/userfiles/files/8118054543.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/160823eb244569---faxitujoz.pdfIn PDF document text
- http://jar-ted.pl/file/levikegin.pdfIn PDF document text
- http://ehomeforeclosure.org/images/file/5134066690.pdfIn PDF document text
- https://samowar.ch/upload/file/nadidukozuxiberotixo.pdfIn PDF document text
- http://magnachip.cn/userfiles/file/20210512074913.pdfIn PDF document text
- http://healthywithhart.com/res/file/bakubawasegidezamafone.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=sentence+transformation+worksheetsPDF 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_off0000dd03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD03 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f51a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF51A | 10808 bytes |
SHA-256: c6342438fdcfe90189f60b022dbed9a2b9d3889de7d9e0c465b29d6ebc58098e |
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font_02_sfnt_off00010de4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DE4 | 17184 bytes |
SHA-256: 6228973f2cc90a8f4cb5f725305369b9e089b76aec71f33a7897f8cdba7cbf29 |
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