MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector infrastructure. The document body, though heavily obfuscated, contains text referencing "Borg Warner Turbo Catalog PDF" and the malicious URL, suggesting a lure to a phishing or malware distribution site. The ML classifier also strongly indicated maliciousness.
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=borg+warner+turbo+catalog+pdf
- http://files.pavisionuk.com/uploads/1/3/0/7/130776483/63074.pdf
- http://files.singletree-emporium.com/uploads/1/3/0/7/130739744/gobekoxapajogit-furizexobo.pdf
- http://files.rhymedilation.com/uploads/1/3/1/8/131856743/wobifirupomati.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/4315/8166/files/36164885579.pdf
- https://cdn.shopify.com/s/files/1/0434/2421/9293/files/36519672813.pdf
- https://cdn.shopify.com/s/files/1/0433/8493/0462/files/zubaxitiwafufelilebaw.pdf
- https://cdn.shopify.com/s/files/1/0436/2112/2211/files/gujupanobijidujasuso.pdf
- https://cdn.shopify.com/s/files/1/0431/0263/4148/files/zepesimilidava.pdf
- https://cdn.shopify.com/s/files/1/0432/0083/9842/files/gebozovamajipugisoji.pdf
- https://cdn.shopify.com/s/files/1/0432/2282/7165/files/maneteremotet.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/65760981278.pdf
- https://cdn.shopify.com/s/files/1/0429/2925/8649/files/diddy_kong_racing_cheats.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/80787326618.pdf
- https://cdn.shopify.com/s/files/1/0431/8268/6362/files/givuludup.pdf
- https://cdn.shopify.com/s/files/1/0435/6148/4437/files/dragon_naturally_speaking_free_trial.pdf
- https://cdn.shopify.com/s/files/1/0429/6579/4965/files/dorefetavemogad.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_off00005da9.bina3b6bbc6a1f88b1e22c99b7a80d8c1c248d315527e91a81c0a3878dbeb9a00f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5DA9 | 5428 bytes |
font_01_sfnt_off00007041.bin5871c2e45f3b9f9e7fae98c1cdaf8be847bb4a7ffc75105102e042b95b320b79 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7041 | 12628 bytes |
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