MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains numerous links, many of which point to a redirector service that is known to host malicious content. The document body, though obfuscated, contains text related to "birthday invitation design templates" and embedded URLs, suggesting a social engineering lure. The presence of a malicious redirector and a large number of external links indicates an attempt to drive traffic to potentially harmful sites.
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=birthday+invitation+design+templates In PDF document text
- http://vizuza.summersautomotivedetailing.co.uk/uploads/1/3/1/0/131071164/4085405.pdfIn PDF document text
- http://jokepajan.coatscounseling.com/uploads/1/3/1/0/131070702/pefokatakajiw.pdfIn PDF document text
- http://newinur.artclassdallas.com/uploads/1/3/2/6/132695969/majodo.pdfIn PDF document text
- http://files.marleemoses.com/uploads/1/3/2/6/132681558/nejojudasiwajiwexa.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/1/0431/3884/2779/files/pikobalalogulorewewasuwef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5824/2470/files/24354803805.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1936/9639/files/desefevalawoxov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/telisupuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8278/4676/files/sapupadabetisolemoziw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8304/6813/files/94290300406.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4478/9669/files/53431784530.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rejukimuvili.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8799/4792/files/sed_replace_newline.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/medarovadujagowurevasote.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1823/1709/files/29231745184.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5782/3390/files/gexefebuxukekomesu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3641/6936/files/nekukodopitojejajofuvinik.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_off00009b5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9B5F | 5372 bytes |
SHA-256: 8266ccede4e87942362123139ce3840a214f09f8a115255788b8bd30bcef6ad7 |
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font_01_sfnt_off0000ad83.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD83 | 10996 bytes |
SHA-256: b1922c08ecf6f4bdf6395f386340c1a4e4f61d1ca9da26b82c603b41c0143e71 |
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font_02_sfnt_off0000d252.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD252 | 4324 bytes |
SHA-256: 0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
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