MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ClamAV and an ML classifier. It functions as a link farm, containing numerous URLs pointing to compromised websites, likely to lure users into downloading further malware or submitting sensitive information. The heuristic firings indicate a pattern of hosting links on disposable or compromised domains, suggesting a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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://www.andyselfstorage.co.uk/wp-content/plugins/super-forms/uploads/php/files/r35j236gif1hcot5jkuebnb3c5/temofazetofosesal.pdf In PDF document text
- https://worldkelo.com/wp-content/plugins/super-forms/uploads/php/files/926e8dcb10988b6652653683ecd21e9a/tepixado.pdfIn PDF document text
- https://centrobrands.com/wp-content/plugins/super-forms/uploads/php/files/4e8d7eb3cf6c2956e6cf7a1602d3f316/difefonijameli.pdfIn PDF document text
- https://postscriptproductions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f6a9f57926---radadavazepewekatera.pdfIn PDF document text
- https://xn--80aaaglcftt5alesfkk7f.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/98a9e183cf8286819f816072baf1a55f/7223481571.pdfIn PDF document text
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/2lsdru4qmoprtlrpvom4b25cf1/roxuvavid.pdfIn PDF document text
- https://ehblending.com/wp-content/plugins/super-forms/uploads/php/files/ed70f6efd936b93a58fe868e9d10025e/13379175269.pdfIn PDF document text
- http://gingerwooddesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085628217f11---bifufofuber.pdfIn PDF document text
- http://drinkandshrink.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160732e020516a---59080792640.pdfIn PDF document text
- http://wypelnienia.kratex.pl/wp-content/plugins/super-forms/uploads/php/files/e690008023a31e37a966126c31c66c32/35578135975.pdfIn PDF document text
- http://thehawthornnyc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607702ecefbb9---47073366635.pdfIn PDF document text
- https://www.marvistasales.com/wp-content/plugins/super-forms/uploads/php/files/8cf9b074e27ded6c149d2b306bccd036/43067234220.pdfIn PDF document text
- http://livestreaming.group/wp-content/plugins/super-forms/uploads/php/files/r7q5olng0bjdg5oktgcq8fk12sjards5/vazalefipozamedisazof.pdfIn PDF document text
- http://www.eflox.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608413a109c05---lufelimaribotu.pdfIn PDF document text
- http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607432952d689---nexikuxovavabobiret.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/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=acte+uniforme+arbitrage+ohadaPDF 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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e5c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5C9 | 5352 bytes |
SHA-256: c482477c7d6c1a0b466b612a62bda62df67fcbba330f007afdca830867634eaf |
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font_01_sfnt_off0000f7d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7D4 | 11924 bytes |
SHA-256: 3624a13a67b19a494249b76c9b8d8194823dd84e5fb57251d5040d0e5c54b852 |
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