MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file is classified as malicious by ML and ClamAV, exhibiting characteristics of a phishing and trojan distribution. It functions as a link farm, directing users to numerous compromised WordPress upload storage locations and disposable hosting sites, likely to deliver a secondary payload. The document body is heavily obfuscated and appears to be a lure related to dog heat cycles.
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 http://haiphongcontest.com/images/files/71515032993.pdf In PDF document text
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/6h5e2vcu7ks9vd69j7k9504936/femudoxabadujajigalopeb.pdfIn PDF document text
- https://k-kompany.ru/wp-content/plugins/super-forms/uploads/php/files/1d4651d9df28021ab3de7e9a6231cd84/kaval.pdfIn PDF document text
- https://seataclightingalaska.com/wp-content/plugins/super-forms/uploads/php/files/1e99617df28ff22c2bbf270d2c538cc0/fogigisuxij.pdfIn PDF document text
- https://ols.lighting/wp-content/plugins/super-forms/uploads/php/files/495c21b3516adb2152b5b45c5872ab2f/norenosawosiluzire.pdfIn PDF document text
- https://afd.me.uk/wp-content/plugins/super-forms/uploads/php/files/8dg26v8qbqtldp7lv2c0dotqrp/94267009.pdfIn PDF document text
- https://www.grecosalesinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a677c45d4c2---volexevafo.pdfIn PDF document text
- https://www.keystonecare.co.uk/wp-content/plugins/super-forms/uploads/php/files/126dc85019e1b8c0e23599b8f72e71f1/xibelozo.pdfIn PDF document text
- https://andhimazhai.com/images/files/jesojugesegefobadibimisa.pdfIn PDF document text
- https://cremyco.com/app/webroot/docs/file/56457698137.pdfIn PDF document text
- https://bestcoloringpages.com/userfiles/file/vitamurebetojav.pdfIn PDF document text
- http://zuche0551.com/upload/file/5979320980.pdfIn PDF document text
- https://fasaac.org/temp//files/72937000443.pdfIn PDF document text
- http://premiercontractinginc.com/files/file/wevebuviji.pdfIn PDF document text
- https://bokseinstituttet.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16094dc6ba27db---98052687067.pdfIn PDF document text
- http://shuswapladystriders.ca/userfiles/file/jonilifa.pdfIn PDF document text
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160ac828094fc0---44768919002.pdfIn PDF document text
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609799a4595dc---85619399141.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/cv9VXjIrmdE/uplcv?utm_term=dog+1st+heat+cyclePDF 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_off0000e492.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE492 | 5120 bytes |
SHA-256: 77befeae42c066057d7f40c4aa5e7d8c9ebcb86aedd53f39a3ba372e9927626b |
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font_01_sfnt_off0000f618.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF618 | 10228 bytes |
SHA-256: 140fd5753c488ec54713285b180e13ba3ef67d775b9be5a374de84e0f62aede0 |
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