MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text that appears to be a lure for a 'code of conduct' PDF. The presence of multiple Shopify-hosted PDF links suggests a link farm used for SEO poisoning or to obscure the ultimate malicious destination. The ML classifier strongly indicated maliciousness.
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=bsci+code+of+conduct+bangla+pdf In PDF document text
- http://disulom.ourfamilyunion.com/uploads/1/3/0/7/130775195/2b043ddb1c.pdfIn PDF document text
- http://files.missionsquarewhittier.com/uploads/1/3/1/4/131437276/sunozeg.pdfIn PDF document text
- http://files.spstheatre.org/uploads/1/3/2/7/132710782/4ff58379.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/1/0433/3119/0952/files/48657132394.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/8845/4559/files/girikirisavuzoni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1485/6610/files/jutufufogisi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8488/1827/files/bijagaruxadelelajux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6046/0706/files/rizisodefatabadek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0469/0581/files/repugonipirodunekevagepob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6212/2903/files/20512727484.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7547/7416/files/suvofadirabetazakimusux.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5800/4117/files/staphylococcus_aureus_infection_treatment.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5537/3720/files/44528135528.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/4255/9384/files/lil_wayne_dedication_3.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0505/1029/files/75464857586.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4482/3452/files/dufifopojoxoxujop.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_off00005bab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BAB | 5300 bytes |
SHA-256: d1381d8629fc5f2c278cd473a3eec15b8a38363f60e5e949957b176ccea0daee |
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font_01_sfnt_off00006db8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DB8 | 10044 bytes |
SHA-256: ce28ed9a58f1a93be34ced13041a7a2392f45ee419f141102834091d1533c712 |
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font_02_sfnt_off00009026.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9026 | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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