MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a mass of external links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'how to install selenium python', likely a lure to entice clicks. The primary malicious IOC is the redirector URL, which is designed to lead users to further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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=how+to+install+selenium+python In PDF document text
- http://files.maybrittohman.com/uploads/1/3/1/4/131438844/3919569.pdfIn PDF document text
- http://files.dinahendrixrealtor.com/uploads/1/3/1/4/131408942/e590ab1.pdfIn PDF document text
- http://files.sophisticatedstyles.net/uploads/1/3/1/4/131453111/1191245.pdfIn PDF document text
- http://files.antoniosajid.com/uploads/1/3/1/4/131409244/2c919441f45.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2698/7680/files/12365550776.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1135/8372/files/dapowulokuno.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1008/8360/files/15281864180.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8312/1319/files/32476189320.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kaxoku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/49839171509.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9773/3787/files/word_perfect_veiwer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0298/5621/files/daritazigefodowofira.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6516/3422/files/37975474321.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0961/3725/files/ruxus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7007/0690/files/82988483230.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3678/7356/files/42017302033.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8937/1029/files/gasifemezurunexiborigoj.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007101.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7101 | 5120 bytes |
SHA-256: 034807636b450bdd0fd712091b8185608c1920b07c1f574589d393975b9e5da8 |
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font_01_sfnt_off00008258.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8258 | 10616 bytes |
SHA-256: 2f612854560fd560dc7752b8302d937bf4a174a6e469c38b1779427e36767f34 |
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font_02_sfnt_off0000a6d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6D2 | 16476 bytes |
SHA-256: 3f51019d168cc315d32a1cdec8c1502cea85ba794e0e97ad6ce33f8d187b8d6c |
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