MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1200 Hardware Addends
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a prominent link disguised as a 'Github cheat sheet' that redirects to a malicious URL (ttraff.com). This URL is flagged as a malicious redirector. The document also contains a large number of external PDF links, many hosted on Shopify, which is indicative of a link farm used for SEO poisoning or to obscure the final malicious destination. The presence of a visual download button further supports a social engineering lure.
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=github+cheat+sheet In PDF document text
- http://files.penwoodbrands.com/uploads/1/3/0/8/130873758/949b9fa02274.pdfIn PDF document text
- http://files.wildthingyogaboutique.com/uploads/1/3/1/4/131453560/puvarupugo.pdfIn PDF document text
- http://files.kristinedizon.com/uploads/1/3/0/7/130739919/tutusupefav.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6974/4028/files/72152798287.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6749/8911/files/dimupifufomenurimif.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7103/6835/files/buvevule.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/4160/2208/files/50001736466.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9991/2344/files/xorizopetomuzoxi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0978/5499/files/javepadan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7752/4888/files/7161216227.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0836/8545/files/it_s_always_sunny_season_11_torrent.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1567/5809/files/javarejixejenug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1392/2206/files/xeditojevawasetuborifu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4143/2487/files/46233050647.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/rajijabobuzev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2630/0577/files/65240925818.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000059ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59AC | 4928 bytes |
SHA-256: 5e1c38096c0d76620d362e41ae997260f9ffbf5cdb7e83f29e48f5546b188132 |
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font_01_sfnt_off00006a74.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A74 | 10088 bytes |
SHA-256: 74a7beeaab97e39d419cd8fc89ba42fa56b6313223334bb86b1cc0ee191fc9d0 |
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font_02_sfnt_off00008d35.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D35 | 17284 bytes |
SHA-256: b34e58827bf2d2bd8677f3ae58bddabc67e8b71553e5ac1c8f05e3fd347ddceb |
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