MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'ttraff.cc'. The document body, though heavily obfuscated, also contains this URL. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs, many pointing to Shopify domains hosting other PDFs. The primary malicious URL is used to redirect users to potentially harmful content.
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.cc/pify?keyword=kazdin+metodos+de+investigacion+en+psicologia+clinica+pdf
- http://kurevaka.instafiltersstory.com/uploads/1/3/0/7/130776760/4009069.pdf
- http://files.rootsboutique.shop/uploads/1/3/1/4/131407278/7276178.pdf
- http://vitex.weegather.com/uploads/1/3/0/7/130739379/saziwofuze.pdf
- http://files.urbanmilan.com/uploads/1/3/0/7/130739067/nopebomaruzeb.pdf
- https://cdn.shopify.com/s/files/1/0440/2449/6286/files/brasart_320_bula.pdf
- https://cdn.shopify.com/s/files/1/0427/4506/9724/files/focas_1500c_bilge_alarm_manual.pdf
- https://cdn.shopify.com/s/files/1/0436/7787/6377/files/guxidirujikazomaxululin.pdf
- https://cdn.shopify.com/s/files/1/0440/0765/3526/files/68251742443.pdf
- https://cdn.shopify.com/s/files/1/0427/9681/0396/files/rewrite_exercises.pdf
- https://cdn.shopify.com/s/files/1/0444/1587/7287/files/40991051608.pdf
- https://cdn.shopify.com/s/files/1/0432/3701/5719/files/2923505147.pdf
- https://cdn.shopify.com/s/files/1/0429/6343/5679/files/17933145304.pdf
- https://cdn.shopify.com/s/files/1/0431/3631/9639/files/medical_terminology_questions.pdf
- https://cdn.shopify.com/s/files/1/0440/4209/2694/files/devitejefumoxapufin.pdf
- https://cdn.shopify.com/s/files/1/0431/6227/1898/files/tonid.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_off00008585.bine56cdfe7adbd104e08d958b4c7617c4b02ab8d79b8ef8fb782223bfbaa58a58a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8585 | 5456 bytes |
font_01_sfnt_off00009823.bin9b3c72e6dfab2ff49c4b0bd1fe1d3431fe6ca503b0693538dda242ed1da9a90a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9823 | 11032 bytes |
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