MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, indicating a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://queure.ru/uplcv?utm_term=%CE%BC%CE%B5%CF%84%CE%B1%CF%84%CF%81%CE%BF%CF%80%CE%AE+pdf+%CF%83%CE%B5+jpg+online+free PDF link annotation
- http://salt17.com/userfiles/files/28451203812.pdfIn PDF document text
- http://arlington65.org/clients/880802/File/dodofofinarupokavikino.pdfIn PDF document text
- https://israelonthehouse.com/wp-content/plugins/formcraft/file-upload/server/content/files/160900e9c45862---zimisilofifad.pdfIn PDF document text
- https://hafa-verein.de/wp-content/plugins/super-forms/uploads/php/files/1ca9d02d84a396fafc5efc35d6955dad/dalupolupuxupuvejapuvagi.pdfIn PDF document text
- https://idd.no/ckfinder/userfiles/files/zudutiputo.pdfIn PDF document text
- http://tygodnikzuzlowy.pl/ckfinder/userfiles/files/dokavebivevuniroketemiwo.pdfIn PDF document text
- https://rebel-guitars.com/wp-content/plugins/super-forms/uploads/php/files/73dcee8f0d1e6ceeb5ab9534aa7c532c/kenokerakowodabevadoxofu.pdfIn PDF document text
- http://bjbtrh.com/files/pic/file/72862832938.pdfIn PDF document text
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cca742515c---jexov.pdfIn PDF document text
- http://gf-location.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607249921f0e2---34832842200.pdfIn PDF document text
- http://solarissoft.com/img/userfiles/files/vumogawipuxawizo.pdfIn PDF document text
- https://kurtoglumob.com/upload/file/tavur.pdfIn PDF document text
- http://hotelamadeustorino.com/userfiles/files/nalukekojevebo.pdfIn PDF document text
- https://xn--80aaijz0c.xn--p1ai/ckfinder/userfiles/files/48793553308.pdfIn PDF document text
- http://besttailor.info/ckfinder/userfiles/files/wozox.pdfIn PDF document text
- https://voicelux.ru/wp-content/plugins/super-forms/uploads/php/files/c1280bbc868fefa3428ffdc09372ca9f/63327467637.pdfIn PDF document text
- https://dimensionshoppe.com/alpha/ckfinder/userfiles/files/3915236664.pdfIn PDF document text
- http://driscollandgibson.com/images/edit_images/file/86579191640.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/a0d13b44fbf103fe4a499475824599d9/77750336040.pdfIn PDF document text
- https://vietnaminsight.biz/ckfinder/userfiles/files/tugujukupudezonunasesop.pdfIn PDF document text
- https://muzeumkonstancina.pl/attachments/file/22261940915.pdfIn PDF document text
- https://nikosdimos.gr/userfiles/file/80471770050.pdfIn PDF document text
- http://petswithlove.com/cvsprojects/SSK/Source/2.0.0/images/files/dofifelufuletogikapavetux.pdfIn PDF document text
- 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_off0000becb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBECB | 19860 bytes |
SHA-256: 5f9a4f3a1555aa84fb47ef96cc1205c81f2b5a60ab42899b70f2ecf6dc02a7d5 |
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font_01_sfnt_off0000f23e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF23E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010a55.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A55 | 11312 bytes |
SHA-256: 8dd0b229bce6efc19c3ad006de5a9b1518f65c7baa4d189ade1157a582e0f4a1 |
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