MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as a download button, aiming to trick users into clicking it. The document body and heuristics indicate a lure related to online conversion tools, directing users to a known malicious redirector. The presence of numerous external links, many pointing to Shopify, suggests a link farm designed to obscure the final malicious destination.
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=online+converter+to+pdf+to+jpg In PDF document text
- http://files.beautifullybrokenhearts.com/uploads/1/3/1/4/131437977/2d89ec82f0.pdfIn PDF document text
- http://jarek.albanelved.org/uploads/1/3/1/6/131606255/43da00.pdfIn PDF document text
- http://files.sobremesasmag.org/uploads/1/3/0/9/130969772/zujegupi-derabo-golufinelepat.pdfIn PDF document text
- http://ropab.crankinblackbox.com/uploads/1/3/0/8/130814328/2746b44f7a56.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/1/0429/7474/0639/files/24673290207.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4327/4402/files/vewebirexefos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7741/0720/files/46925200762.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/zupapinited.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6989/8914/files/1998_ashrae_refrigeration_handbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0462/4442/9984/files/al_quran_rumi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/8612/2901/files/estrus_synchronization_protocols_in_dairy_cattle.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3462/3643/files/wimuduwiwutolomekemi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3865/2054/files/security_risk_assessment_methodology.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3254/2369/files/wolomenudenefimi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3741/7891/files/77033122490.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8969/0773/files/2170675036.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vukabisozudetilo.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_off00006ae2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AE2 | 5096 bytes |
SHA-256: 9c47036a3da9f17fe1dff5a34ba9c0b67db199d1d5008f65c9ab685aa551b7ae |
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font_01_sfnt_off00007c5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C5C | 10120 bytes |
SHA-256: ef2e1954a3035a0946e896bd7ce92055f25162b40689e98d667b7e0e950d097d |
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