MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a heuristic firing for linking to known malicious redirector infrastructure, specifically a URL related to an 'Australian passport form'. The document body also contains this URL and numerous other links to PDF files hosted on Shopify and other domains, suggesting a link farm or SEO poisoning attempt to drive traffic to malicious sites. The ML classifier strongly flagged this PDF as malicious.
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=australian+passport+form+pc8
- http://xifizo.wildgingerherbalcenter.com/uploads/1/3/1/4/131406086/ddba40ae525e.pdf
- http://files.northcountryhonorflight.org/uploads/1/3/1/4/131407247/9345291.pdf
- http://revamaxa.solanocanyon.org/uploads/1/3/1/6/131636725/sisuvavopizabarise.pdf
- http://danovabun.langtechfun.com/uploads/1/3/0/8/130814328/2946823.pdf
- http://files.canningcomputerrepairs.com.au/uploads/1/3/0/8/130814176/4323761.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/2742/1608/files/aeroelasticity_theory.pdf
- https://cdn.shopify.com/s/files/1/0428/2286/0956/files/xijovujusefevod.pdf
- https://cdn.shopify.com/s/files/1/0430/5308/8919/files/wuragenefix.pdf
- https://cdn.shopify.com/s/files/1/0437/3748/1365/files/diagnostico_diferencial_de_cancer_pulmonar.pdf
- https://cdn.shopify.com/s/files/1/0432/9390/0958/files/ganakujewepanemezeki.pdf
- https://cdn.shopify.com/s/files/1/0435/2226/1143/files/gisuzulun.pdf
- https://cdn.shopify.com/s/files/1/0437/2529/1674/files/vuvoneresifutivododi.pdf
- https://cdn.shopify.com/s/files/1/0462/6776/0789/files/mizomupujekesakodixa.pdf
- https://cdn.shopify.com/s/files/1/0431/8501/2900/files/mifebufofidevugusigepop.pdf
- https://cdn.shopify.com/s/files/1/0429/0645/2127/files/77027105470.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_off00005b6d.binda02892d67b7b955d9ed85a8be24d0740cb4127ce2ce2cd754d05b04885222ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B6D | 5344 bytes |
font_01_sfnt_off00006d79.bin449e4a971561464dd69f75bb1d21f439766935098b1cd3480409b897845e6617 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D79 | 9848 bytes |
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