MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains multiple heuristics indicating malicious redirector links and a link farm, suggesting it's part of a phishing or scam campaign. The embedded URL `https://ttraff.cc/pify?keyword=java+7+32+bit+jdk` is a known malicious redirector. The document body, though heavily obfuscated, contains this URL and hints at a lure for Java 7. The ML classifier strongly flags this PDF as malicious, supporting the conclusion that it's designed to trick users into downloading potentially harmful software.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=java+7+32+bit+jdk In PDF document text
- http://files.gcspatriots.org/uploads/1/3/1/1/131163943/xixefizesivawanidu.pdfIn PDF document text
- http://sojera.arkansaspottery.com/uploads/1/3/0/7/130775626/0c3182.pdfIn PDF document text
- http://files.easternvstromrally.com/uploads/1/3/1/8/131856112/3694269.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/1930/5113/files/artigo_sobre_autismo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0433/6040/files/acidimetry_and_alkalimetry_titration.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2256/4000/files/figures_of_speech_worksheet_for_grade_8.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5680/7586/files/geputo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3242/0264/files/adobe_photoshop_cs6_direct_link.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/bipifapokuwegi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6015/8873/files/8657757882.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0461/4488/0803/files/ui-_grid_row_template_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9493/3665/files/76301223879.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6726/0582/files/ginarodoge.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9524/4441/files/lomuzeduzowikekubebenen.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000099cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x99CF | 4672 bytes |
SHA-256: d5563fb5d98264f863792ddc82534466a9ef9b4155cea478a6fc7e5a7740f3d4 |
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font_01_sfnt_off0000a9b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA9B7 | 10084 bytes |
SHA-256: d7a6906449db68e85c933253323d0c19cf0b382f01ae816a06568a7974081902 |
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font_02_sfnt_off0000cc51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC51 | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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