MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged for containing a malicious redirector link and a mass external PDF link farm. The primary malicious URL, 'https://ttraff.cc/pify?keyword=difference+between+andragogy+and+pedagogy+pdf', suggests a phishing or content-luring attempt. The document body, though heavily obfuscated, contains references to the same topic as the malicious URL, indicating a potential lure for users seeking information. The presence of numerous links, many pointing to Shopify domains, further supports the link farm heuristic.
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.cc/pify?keyword=difference+between+andragogy+and+pedagogy+pdf In PDF document text
- http://files.ssatroop3.com/uploads/1/3/2/6/132681409/batitifanuf-tekixuri-nugolabalif-liwupujirebajo.pdfIn PDF document text
- http://files.essentialbeingcoaching.com/uploads/1/3/0/7/130738719/3177fd573.pdfIn PDF document text
- http://files.fordservoboretransmissionfixsolution.com/uploads/1/3/2/3/132302711/3667253.pdfIn PDF document text
- http://files.jashancatering.com/uploads/1/3/1/4/131453252/1441688.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/1/0431/0804/0853/files/dideguxuporivosiki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7795/0881/files/lodijogawivisatubinukale.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0393/5911/files/zivekuvul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7727/1713/files/57612476793.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8870/6717/files/absolutismo_ingles.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4885/2904/files/single_user_mode_mac.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8643/8807/files/zorerisonipolobubelifeki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4031/8375/files/tadogi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1827/3446/files/90984719110.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4287/4278/files/vemafonizo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0881/1427/files/north_carolina_form_cd_405_instructions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3884/2779/files/fanorupiseniromewazupafux.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_off00006958.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6958 | 5448 bytes |
SHA-256: cfd89870092a34646d221606b809aa5c0e238f9b6a4e67058c5c8fa6445caf02 |
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font_01_sfnt_off00007c02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C02 | 10272 bytes |
SHA-256: e401e329ec8b295f46f9ff61cdf65624ad0f219c087bf6a84e2c96c8ae9dfdf2 |
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