MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, ttraff.com, which is likely used to obscure the final malicious destination. The document body, though heavily obfuscated, contains the same redirector URL and a keyword suggesting a lure. The presence of numerous external PDF links, many pointing to Shopify, indicates a link farm strategy, likely to improve SEO for the malicious redirector.
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=mri+glioblastoma+multiforme
- http://files.frankysmusicproduction.com/uploads/1/3/0/8/130874134/wowin-jodaziwimumod-rorevirojawo.pdf
- http://figenipe.ddjohnsonassociatesllc.com/uploads/1/3/0/8/130814579/1931964.pdf
- http://files.reavesinsagency.com/uploads/1/3/1/8/131860378/lavakiv.pdf
- http://files.ladymaeimpressions.com/uploads/1/3/1/3/131379434/ba398.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/38684703775.pdf
- https://cdn.shopify.com/s/files/1/0432/3246/0960/files/28422511336.pdf
- https://cdn.shopify.com/s/files/1/0429/9446/6969/files/concurrence_monopolistique.pdf
- https://cdn.shopify.com/s/files/1/0433/2060/6885/files/wonelupisijoro.pdf
- https://cdn.shopify.com/s/files/1/0427/5961/8716/files/jeffrey_archer_heads_you_win_download.pdf
- https://cdn.shopify.com/s/files/1/0428/5497/3606/files/central_nervous_system_physical_examination.pdf
- https://cdn.shopify.com/s/files/1/0430/4407/7722/files/gomefoxijurire.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/magobusiriwolozun.pdf
- https://cdn.shopify.com/s/files/1/0434/6331/1513/files/can_you_annotate_a_in_onenote.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_off0000a89d.binb026430363bfc367ebbc3f85481913e4e9d75794c044c7b8efe07834d49acaae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA89D | 5232 bytes |
font_01_sfnt_off0000ba5b.bind33138a63f265c8d36b707e15b245fe506136c75bad1ef79b82f4b48b5f1742f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBA5B | 10480 bytes |
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