MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, with a critical heuristic firing indicating a PDF link to known malicious redirector infrastructure. The primary malicious URL identified is 'https://ttraff.cc/pify?keyword=irish+elk+ulala+guide'. The document body, though heavily obfuscated, also contains this URL and references to other PDF files hosted on Shopify. This suggests a link farm or redirector strategy to lure users to malicious content.
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.cc/pify?keyword=irish+elk+ulala+guide In PDF document text
- http://files.gristletattoo.com/uploads/1/3/0/7/130775350/4843886.pdfIn PDF document text
- http://files.gametimeranch.com/uploads/1/3/0/8/130874124/nafonaja_zimenuso_zivijojufar_togemexek.pdfIn PDF document text
- http://files.andreasalem.com/uploads/1/3/1/3/131398509/216da416e383790.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/1/0439/5030/9531/files/adeno_hipofise.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8873/0525/files/classical_guitar_pieces_for_beginners.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2729/2582/files/85379052937.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6678/5949/files/48684298000.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6914/5241/files/98318901563.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8415/1974/files/git_pull_permission_denied_publickey.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5072/7584/files/bujuvozesapewek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8030/3263/files/jerariwulopatas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7219/2669/files/zeruripexiluwimejifuz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3161/7945/files/8750811499.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1900/2268/files/35274206417.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5117/9416/files/nipijomalonegidemezuv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4065/2960/files/wikinux.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006713.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6713 | 5088 bytes |
SHA-256: cc23d65e613d8b23866258a536d09ce6ebe720d2d46f0b4073a5ae4f921e8677 |
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font_01_sfnt_off0000784d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x784D | 10888 bytes |
SHA-256: 5e86af496104a85a5dc405fe61d78aae4843c38faef1549e1c5d24cde2eb4bb4 |
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