MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to redirect users to malicious infrastructure, specifically identified by the 'PDF_MALICIOUS_REDIRECTOR_LINK' heuristic. The primary malicious URL is https://ttraff.com/pify?keyword=article+writing+format+cbse+class+10+pdf, which is likely part of a SEO poisoning or link farm attack to drive traffic to potentially harmful sites. The ML classifier strongly supports the malicious nature of this PDF.
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=article+writing+format+cbse+class+10+pdf
- http://files.anniesavoy.com/uploads/1/3/2/6/132696112/nisagerudozubadopo.pdf
- http://files.bridgeandcivil.com/uploads/1/3/1/4/131407901/rabitaxeregu_kijozojajupal_mubenurudamunor.pdf
- http://gapul.c21discoverycharityevent.com/uploads/1/3/0/8/130814328/795365.pdf
- http://files.nekimastrategy.net/uploads/1/3/1/6/131637839/94fb3ad2a0c7aa2.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/10217245918.pdf
- https://cdn.shopify.com/s/files/1/0431/9831/6707/files/rotudanex.pdf
- https://cdn.shopify.com/s/files/1/0437/9613/6097/files/philadelphia_downtown_map.pdf
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/lorubi.pdf
- https://cdn.shopify.com/s/files/1/0431/3910/4917/files/36395060926.pdf
- https://cdn.shopify.com/s/files/1/0428/0382/2755/files/lanupadanojosomokuda.pdf
- https://cdn.shopify.com/s/files/1/0431/1810/0637/files/18333323841.pdf
- https://cdn.shopify.com/s/files/1/0433/4387/2150/files/82769474339.pdf
- https://cdn.shopify.com/s/files/1/0435/2966/6724/files/bojeminikekulemomo.pdf
- https://cdn.shopify.com/s/files/1/0432/5313/7570/files/28002667939.pdf
- https://cdn.shopify.com/s/files/1/0432/7338/8190/files/fexifiboluzokusebat.pdf
- https://cdn.shopify.com/s/files/1/0432/2518/6466/files/belorovowemulodulobebuv.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_off00006f4c.bin9f51373c79c3863b499476da6a21fd410cebb36f95fe01de63d423d4bbdd1fef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F4C | 5892 bytes |
font_01_sfnt_off00008346.bin195e61f65b9382f2da3d58f98373864724a00521706b0953bbb8653671c541f1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8346 | 10492 bytes |
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