MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier as malicious and contains a significant number of embedded links, many pointing to a link farm hosted on cdn.shopify.com. One critical heuristic indicates that the PDF links to known malicious redirector infrastructure via the URL https://ttraff.com/pify. The document body is heavily obfuscated and does not provide clear textual clues, but the presence of numerous external links strongly suggests a phishing or malware distribution 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=acquisition+and+processing+of+marine+seismic+data+pdf
- http://files.synergisticstemoutreachcenter.org/uploads/1/3/2/7/132712234/2148053.pdf
- http://files.the60four.com/uploads/1/3/2/6/132681464/94fd7bb.pdf
- http://files.david-jones-society.org/uploads/1/3/0/8/130814642/dixagululekivex_tekixomixe.pdf
- https://cdn.shop
- https://cdn.shopify.com/s/files/1/0429/6228/8793/files/taxonoderekumil.pdf
- https://cdn.shopify.com/s/files/1/0431/2639/0946/files/31108609680.pdf
- https://cdn.shopify.com/s/files/1/0430/2359/7725/files/76275965614.pdf
- https://cdn.shopify.com/s/files/1/0432/8715/0752/files/79178668914.pdf
- https://cdn.shopify.com/s/files/1/0430/6042/8962/files/pexorijo.pdf
- https://cdn.shopify.com/s/files/1/0434/2228/5976/files/95352270802.pdf
- https://cdn.shopify.com/s/files/1/0430/0839/3369/files/joragorupegitapag.pdf
- https://cdn.shopify.com/s/files/1/0431/5296/5792/files/bosapovobilavesi.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/72707516801.pdf
- https://cdn.shopify.com/s/files/1/0432/1440/5793/files/tubiwirugavalu.pdf
- https://cdn.shopify.com/s/files/1/0440/2606/9157/files/kavomovupekazejijirezawu.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_off000074d4.bin7a66376a2a747f8836b074278a5077aa9c6762cca92308c7ceecacf215890b44 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74D4 | 5440 bytes |
font_01_sfnt_off00008737.bina59be7907147f761e39733564b08b977443e1b898f96a54739d0ab91f1028ac2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8737 | 10160 bytes |
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