MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a redirector service. The primary malicious link, 'https://ttraff.ru/pify?keyword=harley+evo+engine', is identified as a known malicious redirector. This suggests the document is part of a link farm or phishing campaign designed to lead users to malicious sites.
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.ru/pify?keyword=harley+evo+engine
- http://files.frederickdeeben.com/uploads/1/3/1/6/131606758/xokowasot.pdf
- http://files.hughespropertymaintenance.co.uk/uploads/1/3/1/4/131407635/712664.pdf
- http://files.mi-sheffield.com/uploads/1/3/1/6/131606368/niludavifek_rerodotite.pdf
- http://files.susandupontbaptistaartist.com/uploads/1/3/0/8/130874598/jikijiluxakaz.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0427/4274/3207/files/46316198959.pdf
- https://cdn.shopify.com/s/files/1/0435/0997/3147/files/dewupal.pdf
- https://cdn.shopify.com/s/files/1/0427/6148/6503/files/katafujuvevofulofekenor.pdf
- https://cdn.shopify.com/s/files/1/0433/3436/9438/files/fluval_406_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/0476/4068/files/11316842479.pdf
- https://cdn.shopify.com/s/files/1/0439/3975/8235/files/64431212334.pdf
- https://cdn.shopify.com/s/files/1/0428/8380/9443/files/state_of_new_jersey_unclaimed_property.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/35117459625.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/54313135065.pdf
- https://cdn.shopify.com/s/files/1/0432/3947/3314/files/fukokarebudojozafogufi.pdf
- https://cdn.shopify.com/s/files/1/0429/3397/7255/files/42326263401.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_off000070de.bin3f080ad12097d4ac08431af42dad997183cd184370ea7407e7f7a2ac614fd99b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70DE | 4800 bytes |
font_01_sfnt_off0000814f.bin8a41ca36f89563674ff41b10ef415c865718d0180535686d5cb6b3e276ace5f1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x814F | 10420 bytes |
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