MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple heuristics indicating malicious redirector links and a link farm designed for SEO manipulation. The document body, though heavily obfuscated, contains a URL that points to a redirector service, which in turn leads to a malicious domain. This suggests a phishing or scam attempt disguised as a document download.
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=bse+odisha+10th+class+math+book+download+pdf In PDF document text
- http://files.formichaellovecynda.com/uploads/1/3/1/4/131453111/munojisofusitatal.pdfIn PDF document text
- http://files.ccjsermonstorage.org/uploads/1/3/1/6/131637419/figonidusip-pixafevijomu-zerigew.pdfIn PDF document text
- http://files.rangienviroartscentre.org/uploads/1/3/0/7/130738673/xewapanisudaludo.pdfIn PDF document text
- http://files.juniorhistorians.com/uploads/1/3/1/6/131606502/xejenudijekew.pdfIn PDF document text
- http://files.identitycrisisundone.org/uploads/1/3/1/4/131483029/e5a7db3836.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/1/0440/3150/8645/files/65064381180.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0965/4432/files/zusiridemojepire.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0273/2448/files/fred_boat_commands.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8935/4142/files/javitinivaxife.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3313/2184/files/daxatikokaditesovuloruf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4666/4349/files/yamaha_qt50_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2513/6792/files/23377925904.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/rixiridujafogidubiba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8937/1029/files/79190914.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2135/2606/files/bavodejodov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3617/1688/files/all_interview_questions_and_answers_analytical_chemistry.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7483/7925/files/rokixorapeta.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6249/2310/files/pedro_caldern_de_la_barca_la_vida_es_sueo.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006724.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6724 | 5840 bytes |
SHA-256: d7746cb540b5d878dc622e435d6dfbf2bdf5d2ec7d954d2159a31dddeaf63a7b |
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font_01_sfnt_off00007af7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AF7 | 15256 bytes |
SHA-256: b8055035deb6bc9b5f3e93e1045a3687cfe8e2322a216c9f249e5cc921540998 |
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font_02_sfnt_off0000aa50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAA50 | 16068 bytes |
SHA-256: 3b1167557c0500c78008053c404847a906c4d495ef15adec583fc97e76626070 |
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