MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains multiple heuristics indicating malicious intent, including a critical finding for a PDF redirector link pointing to ttraff.com and a PDF link farm. The document body, though heavily obfuscated, contains a URL that matches the redirector found in the heuristics. The presence of a 'download button' lure further supports the malicious nature of the document, which aims to redirect users to malicious infrastructure.
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=audiobook+maker+free In PDF document text
- http://ketive.gwcservices.org/uploads/1/3/1/1/131164312/c81a55be650fa4.pdfIn PDF document text
- http://xumixufi.e-badmintonclub.com/uploads/1/3/2/6/132695615/29c2822134b.pdfIn PDF document text
- http://files.wildtimes.co.uk/uploads/1/3/0/7/130775950/sifukajebuk.pdfIn PDF document text
- http://gopele.thevegandinosaur.com/uploads/1/3/1/4/131407655/3954831.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/1/0427/4972/2790/files/41880335771.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0636/9703/files/jumakevifejugotod.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7424/8101/files/jomarezojosubawa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4746/1788/files/c_al_programming_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8638/1207/files/ff14_leatherworking_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9948/0473/files/36187058145.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2226/2178/files/pojozimeserum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3245/3030/files/google_wifi_ddns.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/somerurunem.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7513/3859/files/magellan_global_fund_fact_sheet.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8677/4436/files/48469854963.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0699/9203/files/chemistry_chapter_2_measurements_and_calculations.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_off000068f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68F0 | 4732 bytes |
SHA-256: d3dcf171c30d25d6251ab94cb0decca4809d8dd08c16ff41099891585d7e40e6 |
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font_01_sfnt_off000078fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78FC | 10684 bytes |
SHA-256: 4976f07f8a26fc2c39981fbf93d561092cb08168b884e17d714ac6474e1bd6ac |
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font_02_sfnt_off00009d92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9D92 | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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