MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was identified as malicious due to a critical heuristic firing indicating it links to known malicious redirector infrastructure. It also contains a mass external PDF link farm, with many links pointing to `cdn.shopify.com` and other domains. The primary malicious URL identified is `https://ttraff.ru/pify?keyword=despacito+remix+bass+boosted+song`, which is likely used to redirect users to further malicious content. The ML classifier also strongly flagged this PDF as malicious.
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.ru/pify?keyword=despacito+remix+bass+boosted+song In PDF document text
- http://xilijevok.aikenhistoryfchs.com/uploads/1/3/1/3/131384260/gejovigosapume.pdfIn PDF document text
- http://files.photocolorongraphics.org/uploads/1/3/1/6/131606807/zodulekavemojewi.pdfIn PDF document text
- http://nidoja.wallartandpresents.co.uk/uploads/1/3/1/4/131407535/jipaxafopipemepopo.pdfIn PDF document text
- http://www.opentle.orgIn 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/1/0429/2454/0071/files/47554539811.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0082/9848/files/important_functions_in_excel.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8616/7702/files/20378877290.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4557/6088/files/22116998161.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2394/9224/files/7902405498.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3292/6615/files/free_evinrude_repair_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7727/1703/files/15966357690.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1537/2953/files/narifed.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://www.gnu.org/licenses/gpl.htmlIn 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
🗂 Part of campaign:
photocolorongraphics.org
6 samples
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_005_off00009961.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x9961 | 10460 bytes |
SHA-256: 4ee2cedf8c315c20cfd1888a126562de1ae81f0eea1dc2452303c56759f75f16 |
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font_00_sfnt_off00006f89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F89 | 6776 bytes |
SHA-256: 709d1c552708da4237bb402f53e623b0cc7e3f4b09e70dcab6c866686e856f8a |
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font_01_sfnt_off00008695.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8695 | 5568 bytes |
SHA-256: 7978cb6c2cfc38b52a0d5045b6d7b78dc1f9ad2586ff371db3d0e66478191861 |
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font_03_sfnt_off0000b6e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB6E5 | 9916 bytes |
SHA-256: a22569468227264290d70a64e338812a012cea8b39507e74bdf0aac0f2a06899 |
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font_04_sfnt_off0000d874.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD874 | 18948 bytes |
SHA-256: 90d00b76b71f8c53d4db0a8816e4b2132ac4dac197cc545d243f30b214313fd7 |
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