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 as malicious, including a critical ClamAV detection and an ML classifier indicating a high probability of malware. The document contains a link farm pointing to a compromised WordPress upload directory, suggesting an attempt to host malicious content or redirect users to phishing sites. The presence of numerous external URIs and a link farm on disposable hosting further supports a malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613298e05b2b1---51778417182.pdf In PDF document text
- https://gabinetpro.pl/kosmetyczka/krakow/files/6105683973.pdfIn PDF document text
- http://maility.pl/_ADRESuserfiles/file/84981941501.pdfIn PDF document text
- http://www.laterveer-biesenbeek.nl/ckfinder/userfiles/files/831239366.pdfIn PDF document text
- https://service-panev.com/userfiles/91771830532.pdfIn PDF document text
- https://nutstudio.it/userfiles/file/23964726809.pdfIn PDF document text
- http://dayou.tw/uploadpic/files/202109080232548138.pdfIn PDF document text
- http://phamtrangia.site/upload/files/8858543058.pdfIn PDF document text
- https://makemycake.gr/wp-content/plugins/super-forms/uploads/php/files/kdj03jc6j3k0jq2kupnrabcsi4/niwibijijar.pdfIn PDF document text
- http://ahchala.com/img/file/nutevokab.pdfIn PDF document text
- http://tv-kitchen.ru/files/files/bolemogizawolokewasade.pdfIn PDF document text
- http://tasarimak.com/ckfinder/userfiles/files/majawunuvujigopikujube.pdfIn PDF document text
- http://bluebossa.pl/files/file/kixetofodatiti.pdfIn PDF document text
- http://divodizain.ru/ckfinder/userfiles/files/5483907319.pdfIn PDF document text
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/161398394c7501---69582209110.pdfIn PDF document text
- http://czdashan.cn/uploadfile/file/2021091213302773499.pdfIn PDF document text
- http://onlineticketreview.com/images/file/63339350931.pdfIn PDF document text
- http://srldirect.com/ckfinder/userfiles/files/sagunujumixerowunovikozux.pdfIn PDF document text
- https://mygamedaysports.com/wp-content/plugins/super-forms/uploads/php/files/69c51825392fa99c96f187d8d6060393/pijitedofigekuwiz.pdfIn PDF document text
- https://lolakarimova.uz/ckfinder/userfiles/files/finedigukujopemanuf.pdfIn PDF document text
- http://boek.se/bilder_umeny/File/82075988061.pdfIn PDF document text
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d3d6bc46b8---96412835932.pdfIn PDF document text
- https://musikkursus.dk/userfiles/file/pipuwobose.pdfIn PDF document text
- http://hyeminshop.com/DATA/files/54928027016.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=dragon+ball+final+stand+androidPDF 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_off0000e241.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE241 | 18376 bytes |
SHA-256: c2eeda250d13f803ef88b2d16c608b5c356d8d369b0b99879a29db77d847917a |
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font_01_sfnt_off000111f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x111F9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012a10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A10 | 10536 bytes |
SHA-256: 7a322f5948234e74b12f3c8dc42b6a555d672873fce3d16957264a63288c7d85 |
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