MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document contains embedded JavaScript and a large number of external links, indicating it is likely a phishing lure or a downloader for further malicious content. The heuristic firings, particularly 'PDF_SEO_LINK_FARM' and 'PDF_SEO_DISPOSABLE_LINK_FARM', strongly suggest the document's primary purpose is to host a farm of links pointing to potentially malicious PDF files on various disposable hosting services. The embedded JavaScript also suggests an attempt to execute code within the user's browser.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://lazav.co.za/YmrXLWy8?keyword=quiero%20estar%20se%C3%B1or%20en%20tu%20presencia%20acordes PDF link annotation
- https://dibevapanowodi.weebly.com/uploads/1/3/0/7/130776811/1540695.pdfIn PDF document text
- http://snft.ro/media/file/wisogogexuzeruwom.pdfIn PDF document text
- http://www.alcera.ca/userfiles/file/44072759930.pdfIn PDF document text
- https://jonimewogil.weebly.com/uploads/1/3/1/8/131860125/a210b1637dd28.pdfIn PDF document text
- https://weishinclinic.com/uploads/files/202202162110442472.pdfIn PDF document text
- https://mudekireziwafa.weebly.com/uploads/1/3/4/7/134730614/zudigigixeni.pdfIn PDF document text
- https://togijiwasifuva.weebly.com/uploads/1/3/1/3/131398416/db244dc799b4f5.pdfIn PDF document text
- http://www.dagmarsvendova.cz/admin/js/ckfinder/userfiles/files/80383079542.pdfIn PDF document text
- http://spasinnia.org/assets/ckeditor/kcfinder/upload/files/wigezufamudemub.pdfIn PDF document text
- http://emcmotorbikerental.com/asset/kcfinder/upload/files/joxedonajasagejudizeb.pdfIn PDF document text
- http://wtmongolia.com/materials/file/fefusomudos.pdfIn PDF document text
- https://clubharison.com/userfiles/file/51333541811.pdfIn PDF document text
- https://fusopozosasotex.weebly.com/uploads/1/3/4/4/134477759/8782560.pdfIn PDF document text
- https://xowanejizaki.weebly.com/uploads/1/3/1/8/131871556/tutolesonetes-gegagok-diluzere.pdfIn PDF document text
- https://velulaganivuvoj.weebly.com/uploads/1/3/4/4/134438708/nobokev_xusigosavezasal.pdfIn PDF document text
- https://fubareno.weebly.com/uploads/1/3/1/4/131482864/320ddc8c635c.pdfIn PDF document text
- https://vifaniju.weebly.com/uploads/1/3/4/5/134507083/jitosuli-giriropokofof.pdfIn PDF document text
- http://fu-xin.tw/uploads/files/202203051156486447.pdfIn PDF document text
- http://databaze.glaukom.cz/upload/files/kotag.pdfIn PDF document text
- https://netopanuneju.weebly.com/uploads/1/3/4/4/134493403/5178923.pdfIn PDF document text
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/55b4kj532n8spjk7g40m7mdksb/53364628157.pdfIn PDF document text
- http://xn----7sbabjlebzbdsbxti2bw3r.xn--p1ai/files/files/mewekijizo.pdfIn PDF document text
- 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_off0000ac03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC03 | 16416 bytes |
SHA-256: cfa2c3fbce80cc5607e01af033b793d17c57c214fb1d96e845eedea48cccd336 |
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font_01_sfnt_off0000c2a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC2A2 | 17552 bytes |
SHA-256: 3736cc6431813f10737346da2d1ba350f51d228f4bcbc05becaeb634d9e3bcf2 |
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font_02_sfnt_off0000ef87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF87 | 10828 bytes |
SHA-256: dc0386b182cf1e4e3429cb68e495b4a86cf53d939df160555185fd04b1ea671a |
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