MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains numerous links, many of which point to a redirector service known for malicious activity. The document body itself includes a link to the same redirector, disguised as educational content. The ML classifier strongly indicated maliciousness, and the presence of a malicious redirector suggests an attempt to lead the user to a harmful site, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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=globes+and+hemispheres+worksheet+answers In PDF document text
- http://files.realviewelectronics.com/uploads/1/3/0/7/130740053/1543863.pdfIn PDF document text
- http://nogogala.thebrooklynbarberacademy.com/uploads/1/3/0/7/130738696/6744635.pdfIn PDF document text
- http://files.cafegratituderecoverystore.com/uploads/1/3/0/7/130740363/lotegomur_zububitoz_nizelemabuj_taxezavaw.pdfIn PDF document text
- http://files.jeaneart.com/uploads/1/3/0/9/130969879/3b2e74c4.pdfIn PDF document text
- http://vemol.jiarencafe.com/uploads/1/3/1/8/131856408/418ed5269b398.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/1/0432/8990/3264/files/13650528759.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1686/2371/files/nupurajitovot.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2496/5019/files/1999_mercedes_ml320.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9244/2264/files/kowijodipifup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5396/4712/files/72522273232.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9853/0202/files/auditoria_interna_integral_administrativa_operacional_y_financiera.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2431/8618/files/the_abc_murders_agatha_christie.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6208/4262/files/52200282627.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0827/0244/files/50737940144.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0310/8768/files/6056547880.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/0842/9977/files/chemistry_grade_12_nelson_textbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/9263/4789/files/begin_the_beguine_piano_sheet_music.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8329/1029/files/candle_making_books.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3492/7513/files/lakebelexusenovazunido.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_off000049bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x49BF | 5524 bytes |
SHA-256: 56f27fb541883ace489840b5b2d42fe717b798907a1acbec057f375c309dc03c |
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font_01_sfnt_off00005c62.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C62 | 10068 bytes |
SHA-256: 88e76978b8276807101dbb6b5647cc119aa7bbe3a4ea23ce5bfc234c782a2bc9 |
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