MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com, likely for SEO manipulation. One critical heuristic identified a link to a known malicious redirector at ttraff.com, which is further disguised by a lure related to 'athlean x workout pdf download free'. This suggests a phishing or scam attempt to redirect users to malicious content. No scripts were extracted from this sample.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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://ttraff.com/pify?keyword=athlean+x+workout+pdf+download+free In PDF document text
- http://vosunuj.michaelshusko.com/uploads/1/3/1/4/131407592/memopamotimekuxotubo.pdfIn PDF document text
- http://bonuzozat.diamondcb.com/uploads/1/3/1/4/131483281/5b6b00d15ed.pdfIn PDF document text
- http://renudimed.ingridblacypto.com/uploads/1/3/1/0/131070571/xuxep_pexukilurofupe_jurumesaxe_natus.pdfIn PDF document text
- http://wefav.nwbcknoxville.com/uploads/1/3/1/4/131483492/gamoxizabukewe_guruv_gilog.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://cdn.shopify.com/s/files/1/0427/7652/7014/files/massey_ferguson_parts_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9122/1923/files/78573588680.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0378/1015/files/gubosew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7055/3250/files/65690739146.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4594/4481/files/bim_360_docs.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5721/7693/files/perufise.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1903/5033/files/38876460112.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0449/2965/files/duxajesupesebotaxazi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9620/3679/files/autocad_inventor_2020_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0096/9890/files/stomatitis_aftosa_rekuren_adalah.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2134/3647/files/7094760549.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4114/3454/files/55773105967.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004f57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4F57 | 5000 bytes |
SHA-256: 5e9d39e5bc7c2429719a0d628ed7f7bf2c8e61261121371ce952d429b2ad9562 |
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font_01_sfnt_off00006061.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6061 | 10360 bytes |
SHA-256: 853e2fc6f94591492f573c387296c3a87b5777b160a12e623dc363649df367bd |
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font_02_sfnt_off000083d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x83D8 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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