MALICIOUS
232
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to external resources. One critical heuristic identified a link to a known malicious redirector, ttraff.com, which is used to lure users into downloading further malicious content. The document body text and embedded URLs suggest a social engineering lure related to downloading lyrics, which is a common tactic for distributing malware. The file's structure and the presence of numerous links indicate it functions as a link farm designed to distribute malicious payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9939
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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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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=despacito+lyrics+download+pdf+in+english In PDF document text
- http://tugoxas.thegoldenstateacademyschoolofspeechanddebate.com/uploads/1/3/0/8/130874232/3956444.pdfIn PDF document text
- http://files.pollypanda.com/uploads/1/3/1/4/131407459/momurububutij_tatifomuwonoser_zulumozojal_balob.pdfIn PDF document text
- http://womuj.joseeliasgallegos.com/uploads/1/3/1/3/131379578/3cfa2c0c613.pdfIn PDF document text
- http://files.statebirdtogo.com/uploads/1/3/2/7/132710687/a1b067.pdfIn PDF document text
- http://files.makealbertagreatagain.shop/uploads/1/3/0/8/130873826/jimimu.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/1/0432/6758/8252/files/zezaleparasotuto.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6118/2617/files/tufaxesimexofokol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1020/3556/files/55725632157.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9853/0202/files/55591616667.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9969/2958/files/ccie_collaboration_quick_reference_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7245/3784/files/nekolimuzuvidulorag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6493/1992/files/68768779918.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4764/8406/files/pajirakibakilutezafi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5674/2046/files/99687965478.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9948/8410/files/73138961355.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8130/9085/files/adenoma_tubular_con_displasia_de_bajo_grado.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6355/8815/files/lodakibusu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3964/5093/files/gotinel.pdfIn 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_off0000749f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x749F | 5612 bytes |
SHA-256: bf23a5eb386f56aa59e9372022a750d4a06dd98d74dd1c346ee936eb247d646b |
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font_01_sfnt_off000087c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87C1 | 10580 bytes |
SHA-256: 0a4648637aabb2518a144ca379234d6d358fa95a024be0904aa2c48ad342949a |
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font_02_sfnt_off0000ac40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC40 | 18776 bytes |
SHA-256: e58e8e8d3617fa2f52d62469859eb662c26c1c1537dc21f5cc6f1aa71eaa6aed |
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