MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple heuristics indicating it is a link farm designed to direct users to potentially malicious websites. The presence of PDF_RANDOM_URL_LINK and PDF_SEO_DISPOSABLE_LINK_FARM heuristics, along with numerous unknown reputation URLs, strongly suggests a phishing or malware distribution attempt. Although no scripts were explicitly extracted, the structure and URL patterns are consistent with a malicious PDF dropper.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
Heuristics 7
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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 to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://ahs1968.com/clients/d/dc/dcea35c349c70fb55dca458fc6558ff6/File/bodimobitivaki.pdf In PDF document text
- http://www.cheapmotorcycleinsurancepa.com/wp-content/plugins/super-forms/uploads/php/files/qso2fgd0gbfkk0hgih9ro3oil3/wewoxidime.pdfIn PDF document text
- http://inezorviskids.com/clients/37546/File/23898217594.pdfIn PDF document text
- https://www.azembay.com/wp-content/plugins/super-forms/uploads/php/files/spbfm3co5f1a9mm8naj7igfasu/xodasetosifuga.pdfIn PDF document text
- http://doktor-okonski.pl/uploadimg/file/bisoxidijalomepivibefevu.pdfIn PDF document text
- http://fixafilm.se/userfiles/file/71907268984.pdfIn PDF document text
- https://on-call-anatomist.org/ckfinder/userfiles/files/dovivejalosenepasitil.pdfIn PDF document text
- https://emauto.lv/index/images/up/file/68823949151.pdfIn PDF document text
- https://ka-base.no/images_students/files/faruladusokipep.pdfIn PDF document text
- http://www.maarsehoveniers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606ff8e38cbb0---nazuneropaje.pdfIn PDF document text
- http://nuyewpilot.academy/wp-content/plugins/super-forms/uploads/php/files/5a0df77b349834179a130e75793a15a1/liromadawimexi.pdfIn PDF document text
- https://www.jahnigterbraak.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b5f18b23c71---72410045316.pdfIn PDF document text
- http://benefielddarrenfordhicksunited.com/clients/2/21/2186b72972973349411f8b90e6071e14/File/jopixidaju.pdfIn PDF document text
- https://suhrsmad.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1607d8253e1afa---wodonoxoropuzodasiwele.pdfIn PDF document text
- http://sh8ke.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607448829c5a8---7437785280.pdfIn PDF document text
- http://rbtyutj01.com/userfiles/files/81788450881.pdfIn PDF document text
- https://franchise-vietnam.com/app/webroot/img/files/vetugemokeg.pdfIn PDF document text
- https://camile.vn/wp-content/plugins/super-forms/uploads/php/files/m7ikm592kp83raumnbjo106444/52343800897.pdfIn PDF document text
- https://www.travelticket.com.au/wp-content/plugins/super-forms/uploads/php/files/2gf6c1icf3ibvso2io2o5fl661/lobodotoxewirekel.pdfIn PDF document text
- https://vigiweb.cl/dinamicos/files/file/12022864910.pdfIn PDF document text
- https://www.peeryhotel.com/wp-content/plugins/super-forms/uploads/php/files/6fffcf3426470150146e1203da17741f/vesusujugawepupapelabif.pdfIn PDF document text
- http://condosworld.com/abisol1/userfiles/files/waxusibij.pdfIn PDF document text
- http://www.loicadesacavem.pt/wp-content/plugins/formcraft/file-upload/server/content/files/160bfa2a820770---fosurugizenom.pdfIn PDF document text
- https://envida-nieuws.nl/bsb_website/upload_fck/file/88277599498.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=the+consumer+ombudsmanPDF 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_off0000db7b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB7B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f38d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF38D | 17392 bytes |
SHA-256: 8b8b2b4cc4df32fc9b8b9b73e9738ee6324c0ed4b5b7a7b532ea94a2d08375e0 |
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font_02_sfnt_off00011f43.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F43 | 10600 bytes |
SHA-256: 1e4005ba205d906b3fa253c9b0106260c2f114ead7740e389ded895d2e63e52f |
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