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 a phishing trojan. It contains a large number of links, many pointing to compromised CMS upload directories, suggesting a link farm designed to redirect users to malicious content. The primary attack pattern involves tricking users into clicking these links, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://inwebjor.ru/uplcv?utm_term=japanese+spitz+breed+info PDF link annotation
- https://www.rekalibracija.com/wp-content/plugins/super-forms/uploads/php/files/d4e520b66dd17faf422d4b2df3124128/sifibosu.pdfIn PDF document text
- https://riverasphotovideo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cad8416c91---58925217149.pdfIn PDF document text
- http://yule-sign.com/upload/editor/file/20210608014247.pdfIn PDF document text
- http://goksirlambinowice.pl/img/upload/files/rowimorovipivorokifuruka.pdfIn PDF document text
- http://kraljicabih.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ae0b36fa9a---luzimumuxevufolego.pdfIn PDF document text
- http://philippinesroadshow.com/wp-content/plugins/super-forms/uploads/php/files/7a1ab025ec3ed3a69ec06eadf7a7ff9d/67240809734.pdfIn PDF document text
- https://glowskincare.net/wp-content/plugins/super-forms/uploads/php/files/c2215af3622f4671103ca0e25af927bf/gunopibipaguleliwalole.pdfIn PDF document text
- http://hattrick-sports.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608df445520b4---komimareminaxarivojomoz.pdfIn PDF document text
- https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/dca06ebca0fd37cb8ad47f27239925cb/20296065269.pdfIn PDF document text
- https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160bf83a398646---64470465180.pdfIn PDF document text
- https://marathonroller.com/userfiles/files/vabugug.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c6206d0e097.pdfIn PDF document text
- http://charivne.info/images/file/74892628830.pdfIn PDF document text
- http://www.peplex.it/wp-content/plugins/formcraft/file-upload/server/content/files/160753b2667730---wirubitozumijij.pdfIn PDF document text
- http://curry-box-deluxe.de/userfiles/file/53494955260.pdfIn PDF document text
- http://associacaoguainumbi.org.br/wp/wp-content/plugins/formcraft/file-upload/server/content/files/1608b925d443f0---sipojizowoxas.pdfIn PDF document text
- http://alituncer.com/userfiles/file/nenewuzagelitamaf.pdfIn PDF document text
- https://willmarlakesarea2040.com/ckfinder/userfiles/files/53453202912.pdfIn PDF document text
- http://www.meglobalinc.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607b53f17a6b2---84097984697.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b6933674d1---tedivujogofoxusurilixesu.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/16072b9dbd762b---walazigevad.pdfIn PDF document text
- http://nhhs78.org/clients/63854/File/seganopu.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a641ea484d4---zibuvofirusosekeleg.pdfIn PDF document text
- http://a-range.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1608336884ee17---vamejetupivarosadukudimu.pdfIn PDF document text
- http://studiomanzella.com/userfiles/files/71772005114.pdfIn PDF document text
- https://www.nordatec.com/wp-content/plugins/super-forms/uploads/php/files/90kv987def427hi5fn1thb7d59/xixob.pdfIn PDF document text
- https://binhruamuinanobac.com/wp-content/plugins/super-forms/uploads/php/files/cj92gfg1mcigvoif1nhm1bsp30/xuzakire.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_off0000d7ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7AC | 10636 bytes |
SHA-256: c80232036fc5641eb86953f22be7cc21408b97f51c8c07ccbf92dc162c09aef2 |
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font_01_sfnt_off0000f001.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF001 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010813.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10813 | 17388 bytes |
SHA-256: 9eb3a63ae66a9cccdb94ea31746f8ceb68a824145077d3446cfea488369e1ab0 |
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