MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
T1059.001 PowerShell
The PDF file contains numerous links, with a critical heuristic firing indicating a malicious redirector. The primary malicious URL, 'https://ttraff.com/pify?keyword=artificial+intelligence+seminar+topic+pdf', is likely used to redirect users to a malicious site. Another heuristic identified a link farm structure, with 'https://cdn.shopify.com/s/files/1/0436/6876/6873/files/vekufanuxusinonadene.pdf' being the first URL in this farm. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the presence of these links strongly suggests a phishing or malware distribution attempt.
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=artificial+intelligence+seminar+topic+pdf In PDF document text
- http://files.mopswestchester.com/uploads/1/3/0/7/130776599/e6a3936.pdfIn PDF document text
- http://files.playtherapyonlinetraining.com/uploads/1/3/0/7/130776267/e653801e0455.pdfIn PDF document text
- http://files.showmedental.com/uploads/1/3/1/6/131637606/rokokatov.pdfIn PDF document text
- http://files.rabunlakestrading.com/uploads/1/3/0/7/130776511/af7213cc3cdd.pdfIn PDF document text
- http://files.warnhamplan.com/uploads/1/3/0/8/130874403/0438f6ecf9c5fa8.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/1/0436/6876/6873/files/vekufanuxusinonadene.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9945/5642/files/64169822630.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5996/1237/files/runurunebejijaketifivu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4618/1787/files/besas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1109/6221/files/88097698707.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3932/6365/files/8290094113.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0448/6055/files/8119957964.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1510/9799/files/kujozogi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9558/8005/files/wamekaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6485/2634/files/54967640755.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/5764/9566/files/91428664582.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/5905/2706/files/duxutikavezodi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9014/0583/files/55258052084.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007da4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DA4 | 5252 bytes |
SHA-256: a75b2ea825321f08dbf115656270f2fd29038e6a07a5263be4abebc3b44d2538 |
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font_01_sfnt_off00008f5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F5C | 10436 bytes |
SHA-256: 8babef35b7805c8c2a3df46b93fecbb3895b1b17987663b7d60740c294bb3208 |
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