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, suggesting an attempt to drive traffic to malicious sites. The embedded URL and document body text point to a lure related to a 'dispensing pharmacy laboratory manual'. The ML classifier strongly supports the malicious verdict.
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/123?keyword=dispensing+pharmacy+laboratory+manual In PDF document text
- https://cdn-cms.f-static.net/uploads/4365586/normal_5f87f60927674.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4375073/normal_5f8b1caf22aa6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4384632/normal_5f92f852c414f.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/jamokaroxoj/abdullah_novel_part_2_online.pdfIn PDF document text
- https://s3.amazonaws.com/leguvefu/84431954415.pdfIn PDF document text
- https://s3.amazonaws.com/fekaduvopigab/viwivebilexitagef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0500/5131/7931/files/how_to_print_marked_up.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0484/6678/8506/files/safety_1st_guide_65_specs.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0462/6946/4727/files/janet_arvizo_testimony.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8099/8298/files/95968263810.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1051/4334/files/midland_water_snake_georgia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0266/9094/5194/files/kimotebilovoxexurerukal.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2827/4582/files/descargar_tabla_de_conversiones.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0500/8844/4065/files/strength_based_approach_activities.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0481/9953/2701/files/vurunowojumaru.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6a5be3ea-1ea7-48ee-ab2c-3da0462217cf/pf_tek_guide.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6d1ae60f-ac4d-44ad-a643-255ad146ef67/tafsir_ibn_kathir_audio.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d60dd98b-1453-456b-8813-6b7b16965bbc/48969053859.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/e01e7dd7-ac54-49f8-8657-ddf84f86cd43/49513881623.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/916a72b5-5a39-4a69-94bb-fdf83e8813a5/lebaferofolufev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6309/9040/files/home_invasion_movies_on_netflix_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/4432/8856/files/colouring_book_for_kid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0495/5091/7784/files/3930629114.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_off000092ef.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92EF | 5588 bytes |
SHA-256: f46fa7a2048c414d4d65ffbebb973e2feddd25f47c45ef93fc6fb1feb76ec9cd |
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font_01_sfnt_off0000a5c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA5C4 | 10332 bytes |
SHA-256: 20d6e691da5133c7a14978c4c9f8418fbbfe3db1917a4ad380bd921439da0989 |
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