MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with a critical heuristic identifying a malicious redirector at 'https://ttraff.com/pify?keyword=dled+assignment+front+page+pdf'. The document body, though heavily obfuscated, contains text suggesting a lure related to an assignment download. The presence of a link farm further indicates an attempt to manipulate search engine results or distribute malicious content broadly. 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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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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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=dled+assignment+front+page+pdf In PDF document text
- http://files.superiorsearchllc.com/uploads/1/3/2/6/132681164/netobo.pdfIn PDF document text
- http://files.robsellsatl.com/uploads/1/3/1/3/131380288/gafabasonafan-siradi-viwezipa.pdfIn PDF document text
- http://files.hceguhsdaz.org/uploads/1/3/1/3/131383977/9750425.pdfIn PDF document text
- http://files.serenitycottagelondonontariocanada.com/uploads/1/3/2/7/132740958/5044448.pdfIn PDF document text
- http://files.theheids.net/uploads/1/3/0/7/130739971/6148588.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/1/0429/1110/5191/files/all_antonyms_list.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5135/0166/files/loxojegojofa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3653/9045/files/dexatuxag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vidabuvuwegorowomilamum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6888/3098/files/69930130382.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3604/9571/files/8332074049.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0760/5923/files/14981798598.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1631/4277/files/87599292813.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6370/4729/files/array_slice_javascript.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7238/8249/files/tudas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5651/0616/files/katelitabuxow.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5769/2320/files/panasonic_kx-_tga931t_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9440/0414/files/mawigijivabisulipagekix.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_off00006e64.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E64 | 5360 bytes |
SHA-256: 3d2ab313bb8c790a0ec200e261479e8beee5035ba9aff8450c61895e7a86a236 |
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font_01_sfnt_off0000808b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x808B | 10180 bytes |
SHA-256: 8a45b70a62fe1b9ad020262887664fb8b62ea670ac8f66362d87b39be179cb47 |
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