MALICIOUS
262
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains multiple heuristics indicating malicious intent, including links to known malicious redirector infrastructure and a PDF link farm. The presence of a "download button" lure and ML classification further supports this. The primary attack vector appears to be a phishing attempt disguised as a download, directing users to a malicious URL.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
Heuristics 7
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://traffmen.ru/strik?utm_term=toon+blast+online+mac In PDF document text
- https://cdn-cms.f-static.net/uploads/4461767/normal_5fa23194c7e58.pdfIn PDF document text
- https://cdn.sqhk.co/gezefesete/AhdHhg3/flights_from_miami_to_detroit_michigan.pdfIn PDF document text
- https://cdn.sqhk.co/dipujabuxiw/gDjfjju/jixuvaluruxefemopavedizev.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4464527/normal_5fc7bebc9abac.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4416671/normal_5fbab5a43fe81.pdfIn PDF document text
- https://pijusutuwo.weebly.com/uploads/1/3/1/4/131407307/xixujelejuzojax-vijumefadodadex-panivomotezimi-begebagajid.pdfIn PDF document text
- https://cdn.sqhk.co/linigurep/iht9Oih/vanezu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408195/normal_5f9d5ff61556b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4378171/normal_5f8aee4b26051.pdfIn PDF document text
- https://litufefanim.weebly.com/uploads/1/3/4/9/134901191/784b33ebbce83.pdfIn PDF document text
- https://cdn.sqhk.co/niminililez/1E0gcgj/mohabbatein_guitar_ringtone_zedge.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369322/normal_5f88b54872125.pdfIn PDF document text
- https://cdn.sqhk.co/nafumozuwe/Nhfhaii/gexatunug.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380523/normal_5f8dab04814d6.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://uploads.strikinglycdn.com/files/2b0bd7ac-589b-4c6f-9131-9423452f34de/51696876691.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://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000da56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA56 | 4728 bytes |
SHA-256: 899ee9ed0015c1c3feaf279d6085d7551fbf8529128a3f4ab65ee2ce5474d1e1 |
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font_01_sfnt_off0000ea3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA3E | 1800 bytes |
SHA-256: daad3f347a4f42f432ee9983e619a7c063e36761dba5934b469418034847e28e |
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font_02_sfnt_off0000f2cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2CC | 12648 bytes |
SHA-256: f430f7e2b3ffb09e8b0774d79e38322b39c0cc47864f49704ff69433e0568d31 |
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font_03_sfnt_off00011c2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C2D | 16168 bytes |
SHA-256: 0216150ac0e5ade23b072752459620ec704bdac01526bfbadd96d51f96873ef3 |
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font_04_sfnt_off00013134.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13134 | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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