MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document was flagged by multiple critical heuristics indicating malicious redirector links and a link farm. The ML classifier also strongly indicated maliciousness. The document body contains a URL that points to a known malicious redirector, suggesting an attempt to lead the user to malicious content. The presence of numerous external PDF links, many hosted on Shopify, indicates a potential SEO manipulation or content distribution scheme.
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=elizabeth+pe%2525+c3%2525+b1a
- http://files.acbae.com/uploads/1/3/1/3/131398234/vameziwo_wabunug.pdf
- http://files.latehose.com/uploads/1/3/2/6/132681885/2972995.pdf
- http://files.sprinttriathlonchestnutforks.com/uploads/1/3/1/3/131383456/1034879.pdf
- http://files.morrowcountyfair.org/uploads/1/3/0/8/130874678/7449432.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/6750/6849/files/kobetuwok.pdf
- https://cdn.shopify.com/s/files/1/0430/5269/5703/files/22285188934.pdf
- https://cdn.shopify.com/s/files/1/0435/2868/3672/files/revenge_minecraft_parody_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0435/3464/7445/files/28918013705.pdf
- https://cdn.shopify.com/s/files/1/0434/6924/2534/files/96387848469.pdf
- https://cdn.shopify.com/s/files/1/0427/4513/5260/files/rizukuxujelewabonofosajad.pdf
- https://cdn.shopify.com/s/files/1/0433/6805/4940/files/32544860347.pdf
- https://cdn.shopify.com/s/files/1/0431/2177/0656/files/kedoparamadetu.pdf
- https://cdn.shopify.com/s/files/1/0432/7079/9510/files/fopudavu.pdf
- https://cdn.shopify.com/s/files/1/0429/5812/7270/files/48968513431.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_off000060ef.binaf291f24f5c65c94718ae85c8af1d206e81afc9656adbf1312c5d7e7abac8faa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60EF | 5344 bytes |
font_01_sfnt_off00007316.bin868e7509ed8c23590ddeebd6d78fb6ca37fc4260cb08a551186570cc6f5b5841 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7316 | 9956 bytes |
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