MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though partially corrupted, includes the malicious URL and appears to be a lure related to medical guidelines. The presence of many Shopify links suggests a link farm used to obscure the malicious destination. No scripts were extracted, but the primary attack vector is likely social engineering via a malicious link.
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=incomplete+colonoscopy+cpt+guidelines
- http://files.guldustah.com/uploads/1/3/1/3/131383453/wajamafifebovir_pesakoxidogak.pdf
- http://files.somdjuniorwrestlingleague.org/uploads/1/3/0/7/130740586/40d0da02444c5b.pdf
- http://files.bahamasvirtuallearning.com/uploads/1/3/1/6/131636808/7392318.pdf
- http://mewopikor.norcalfilmworks.com/uploads/1/3/1/3/131398404/junuwoxa.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/3600/8870/files/chlamydia_trachomatis_espaol.pdf
- https://cdn.shopify.com/s/files/1/0440/0267/2798/files/65604785987.pdf
- https://cdn.shopify.com/s/files/1/0428/9642/5119/files/52994201954.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zonixalekena.pdf
- https://cdn.shopify.com/s/files/1/0434/7147/0742/files/5971188310.pdf
- https://cdn.shopify.com/s/files/1/0431/5391/6060/files/letafosafaroritixolafejap.pdf
- https://cdn.shopify.com/s/files/1/0433/9112/3614/files/xabuvuxupabizekili.pdf
- https://cdn.shopify.com/s/files/1/0459/2726/8503/files/yakuza_apocalypse_dual_audio_movie.pdf
- https://cdn.shopify.com/s/files/1/0428/9236/1887/files/33047534167.pdf
- https://cdn.shopify.com/s/files/1/0440/1024/2198/files/rifejosewuzoni.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_off00005ecb.binc6494e890442173dd8392737b1f287fa13200392fb6de31b374b1c7aae39f1fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5ECB | 5128 bytes |
font_01_sfnt_off0000702a.bin24f82d520e16513bc6c45037def797a8dcdf5dba4409f350ec6c9ee7f70f9359 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x702A | 9932 bytes |
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