MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It functions as a link farm, with numerous URLs pointing to compromised WordPress upload directories. These links likely serve as a distribution point for further malicious content or phishing attempts.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
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://lbs.ac.at/wp-content/plugins/super-forms/uploads/php/files/uauvnmqc3kedun3225rene373u/kexinevutukija.pdf In PDF document text
- https://www.c2commercial.com/wp-content/plugins/super-forms/uploads/php/files/d8c5e3acfa5154d6433145d0a47fa51e/1615788798.pdfIn PDF document text
- https://ihotel2b.com/upfiles/editor/files/48875449552.pdfIn PDF document text
- http://grafiport.com/userfiles/file/xameniloneniwivuguji.pdfIn PDF document text
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/160b0691355264---toxaxerazidul.pdfIn PDF document text
- https://oknoplus-omsk.ru/wp-content/plugins/super-forms/uploads/php/files/abeab3dc9ff9e2595122b72b9ae81d61/xewexegitokital.pdfIn PDF document text
- https://spotiverify.com/ci/userfiles/files/pemege.pdfIn PDF document text
- http://www.restorationservice.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1608c7e6f25420---37919515293.pdfIn PDF document text
- https://www.breastcancerfoundation.in/wp-content/plugins/super-forms/uploads/php/files/f5b862974e2aa353d403fc3247b36a6b/50053382048.pdfIn PDF document text
- https://luxartparquet.com/wp-content/plugins/super-forms/uploads/php/files/df0b9a14391c75310c6be68aa13c78e1/70667058886.pdfIn PDF document text
- https://www.picmephotoboothhire.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160986a98d2d0e---pogunilulabovuben.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a01864f1fdc---71735992884.pdfIn PDF document text
- https://purebodycare.courses/wp-content/plugins/super-forms/uploads/php/files/26mi8t94vkg0j4ovfdjdeg4toh/rexewosu.pdfIn PDF document text
- https://ddriu.hu/wp-content/plugins/super-forms/uploads/php/files/a7c7ae0cc301adc764bc8b976bf17a48/91278795037.pdfIn PDF document text
- https://www.davidwoodpersonnel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160878dff167f6---40222338918.pdfIn PDF document text
- https://www.couleurs-et-jardin.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160ce88158d335---kidimi.pdfIn PDF document text
- http://alliance-ltd.com/userfiles/tasasetivanogixogufozemaz.pdfIn PDF document text
- https://lose-weight.tw/upload/files/wawozijovuwudirivob.pdfIn PDF document text
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160940672bfa28---sofelutedodugi.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609428cb57fe1---97687107183.pdfIn PDF document text
- http://wannawwannie.pl/userfiles/file/reluzalogemokufopituvan.pdfIn PDF document text
- https://bwawarszawa.pl/upload/file/wowivobowi.pdfIn PDF document text
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160822cc620498---80188923407.pdfIn PDF document text
- https://feltshoe.com/userfiles/file/rifojopazuzowokelumimuda.pdfIn PDF document text
- https://dixietemporarystorage.com/wp-content/plugins/super-forms/uploads/php/files/921b43c01962d5739b61f7d2b3c860c9/62468571558.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=fondos+de+pantalla+en+movimiento+para+pc+windows+10PDF 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_off0000f447.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF447 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010c59.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C59 | 17472 bytes |
SHA-256: 50678dccd9de3f7db3e0e49852eef1acb21d3f1335f7f39f4b39ee71c9508511 |
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font_02_sfnt_off000138bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x138BB | 10980 bytes |
SHA-256: e27e45a538707a102e9c3eac7d6474344290f272852acd9be2742d8ea030ad95 |
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