MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a significant number of external links, with one identified as a malicious redirector. This suggests the document is part of a link farm or SEO manipulation scheme to drive traffic to malicious sites. The ML classifier also strongly indicated maliciousness. The primary IOC is the malicious redirector URL.
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=12+gauge+aluminum+sheet+metal
- http://files.mmzurita.com/uploads/1/3/0/9/130969847/2056901.pdf
- http://files.nikkipinkwriter.com/uploads/1/3/0/7/130775635/davawagi.pdf
- http://files.lulabellsconfections.com/uploads/1/3/1/1/131164431/renitinobuti.pdf
- http://files.elizajoycesmith.com/uploads/1/3/1/6/131607075/2560895.pdf
- http://files.dscollegeconsulting.com/uploads/1/3/0/9/130969939/sowobog.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/6231/2616/files/66969945164.pdf
- https://cdn.shopify.com/s/files/1/0428/8197/4435/files/betaina_literatura.pdf
- https://cdn.shopify.com/s/files/1/0432/5575/9011/files/josej.pdf
- https://cdn.shopify.com/s/files/1/0430/5174/5442/files/vijikuwatigeg.pdf
- https://cdn.shopify.com/s/files/1/0435/7708/2019/files/41431987119.pdf
- https://cdn.shopify.com/s/files/1/0433/1392/2206/files/89293986188.pdf
- https://cdn.shopify.com/s/files/1/0436/9776/6553/files/bosch_gws_6_100_spare_parts_list.pdf
- https://cdn.shopify.com/s/files/1/0433/9249/9877/files/memowupet.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_off0000607a.bin00fc62b2df9995867e735f012a0f28267bec8bc7df968291a5e72000682ee14c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x607A | 5092 bytes |
font_01_sfnt_off000071a3.binc53dee91cf7dfe16f1c034aa1556bf21ae15d57618f02d51c3676457a0b2381e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71A3 | 10168 bytes |
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