MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The primary malicious URL, 'https://ttraff.com/pify?keyword=core+java+tutorial+book+pdf', is designed to lead users to potentially harmful content. The document body, though heavily obfuscated, contains references to the lure text and the malicious URL, reinforcing the phishing attempt.
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=core+java+tutorial+book+pdf
- http://files.codamidwest.org/uploads/1/3/0/8/130814101/xafisuz.pdf
- http://files.mountshannonarboretum.com/uploads/1/3/2/6/132681479/2216766.pdf
- http://vibom.caregiverscontact.com/uploads/1/3/1/3/131380213/7986055.pdf
- http://files.icupearls.org/uploads/1/3/1/8/131856949/e2df3d468.pdf
- https://cdn.shopify.com/s/files/1/0431/1734/6965/files/23515363342.pdf
- https://cdn.shopify.com/s/files/1/0429/7729/6543/files/babugaxa.pdf
- https://cdn.shopify.com/s/files/1/0429/3731/9590/files/39976862395.pdf
- https://cdn.shopify.com/s/files/1/0433/0507/4838/files/radodime.pdf
- https://cdn.shopify.com/s/files/1/0433/8407/8503/files/58996181277.pdf
- https://cdn.shopify.com/s/files/1/0431/5096/6950/files/82544515010.pdf
- https://cdn.shopify.com/s/files/1/0431/0161/8330/files/94972181354.pdf
- https://cdn.shopify.com/s/files/1/0431/3173/2122/files/vimupumowisagivem.pdf
- https://cdn.shopify.com/s/files/1/0427/7963/9967/files/bikorowimezu.pdf
- https://cdn.shopify.com/s/files/1/0439/6023/8238/files/2819896830.pdf
- https://cdn.shopify.com/s/files/1/0437/6671/0429/files/ribowosesiv.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lenibokufilitixesokan.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000807c.binaf6a8139e887fd32717958aa23e0795b01479a238535f9356fe65fefe9148f17 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x807C | 5100 bytes |
font_01_sfnt_off000091e7.bine55c32c746ff50a7cbdc78e0a7653200b193541bc25e2f476cfc481ef2a0ed6d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x91E7 | 10412 bytes |
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