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 contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of external URIs and link farms indicates an attempt to lead the user to a secondary malicious resource, likely for phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://ahs1968.com/clients/d/dc/dcea35c349c70fb55dca458fc6558ff6/File/92856261733.pdf In PDF document text
- http://www.reroofingbrisbaneqld.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160bc186094b08---29757761030.pdfIn PDF document text
- https://marjoyunlar.com/calisma2/files/uploads/sasodasak.pdfIn PDF document text
- https://vinisfarm.com/wp-content/plugins/super-forms/uploads/php/files/e39da6a04777e9607002141532a2f8a1/4869605333.pdfIn PDF document text
- https://pharma-tools.eu/galeria/file/7039799873.pdfIn PDF document text
- https://travelsafeway.com/userfiles/file/bakuxoke.pdfIn PDF document text
- http://aucoindeshalles.com/menu/file/2385926922.pdfIn PDF document text
- http://alphabodysupplements.com/newerac2c/userfiles/file/14019056080.pdfIn PDF document text
- https://glass-haus.ru/wp-content/plugins/super-forms/uploads/php/files/6988e2c2f07ee27246eeeb52289e2ee4/sinapoderevufikeboxudorax.pdfIn PDF document text
- http://mijneigenlift.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1606faf42aeb7f---89727599863.pdfIn PDF document text
- https://aguiapromocional.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607f93500f5d8---28517692857.pdfIn PDF document text
- https://mls.lighting/wp-content/plugins/super-forms/uploads/php/files/5156775caf01caf786f147266ff2f004/pipozamumotodonedojifupe.pdfIn PDF document text
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16095d61ccf9e2---fafafunemudibivuloxepiv.pdfIn PDF document text
- http://xperion.hu/wp-content/plugins/super-forms/uploads/php/files/ebce8fa8bea774c67f7ee6f9e284f19b/jodipiluvuwuvewota.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=brawl+null+downloadPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dd30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD30 | 4780 bytes |
SHA-256: c0d36043db7cb5f3b61728712ccdd0d6fb6b52d77e4d06cd92e9c5b6657560d9 |
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font_01_sfnt_off0000ed87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED87 | 2012 bytes |
SHA-256: 98de79b297e3797e740cfbde3538a37bcda84e2cac2672723d669a8421f405b8 |
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font_02_sfnt_off0000f6be.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6BE | 12980 bytes |
SHA-256: efe943328935fad36d14c528a285668d331609ec93d17455825248ab5f186964 |
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