MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one prominently leading to a malicious redirector. The document body, though heavily obfuscated, contains the URL that is also flagged by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. This suggests the primary goal is to redirect the user to malicious infrastructure, likely for further exploitation or phishing.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=blessed+assurance+hymn+lyrics+pdf
- http://ruxid.westhampsteadchristmasmarket.co.uk/uploads/1/3/0/8/130874284/ef597.pdf
- http://files.jwphotogallery.net/uploads/1/3/0/7/130775633/9056463.pdf
- http://files.dwfd.org/uploads/1/3/0/7/130740069/gakomud.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/0344/4380/files/rugeporenumusedigerak.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/65105912314.pdf
- https://cdn.shopify.com/s/files/1/0429/2021/4681/files/22618293109.pdf
- https://cdn.shopify.com/s/files/1/0437/5298/0641/files/48498643547.pdf
- https://cdn.shopify.com/s/files/1/0437/8607/6309/files/41485598116.pdf
- https://cdn.shopify.com/s/files/1/0430/7304/4642/files/pisufedaputigojedu.pdf
- https://cdn.shopify.com/s/files/1/0431/8108/0725/files/dragon_anal_vore.pdf
- https://cdn.shopify.com/s/files/1/0437/6772/6232/files/capillary_rise_method_surface_tension.pdf
- https://cdn.shopify.com/s/files/1/0432/7315/8806/files/26339087533.pdf
- https://cdn.shopify.com/s/files/1/0433/9607/1578/files/kivagimotetosigolu.pdf
- https://cdn.shopify.com/s/files/1/0433/8604/4572/files/49834843886.pdf
- https://cdn.shopify.com/s/files/1/0434/3463/9522/files/25868800296.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/40369191557.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000062b7.bin0aa91646518eab9192255343dd95ae6eff567e654a0d01ad322b76abd44f3984 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62B7 | 5544 bytes |
font_01_sfnt_off00007570.bin6b2ab4e009574e547e2e8ddc33cb9fdc324a002736f48169b16254ff8329cb98 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7570 | 10088 bytes |
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