MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, many pointing to Shopify domains, which is characteristic of a link farm designed for SEO manipulation or to obscure malicious redirects. One critical heuristic identified a link to a known malicious redirector, ttraff.cc, which is likely the primary malicious payload delivery mechanism. The document body, though heavily obfuscated, contains keywords related to document conversion, suggesting a lure to trick users into clicking the malicious links.
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.cc/wb?keyword=convert%20docx%20to%20pdf%20libreoffice%20php In PDF document text
- http://files.supernaturaltraveler.com/uploads/1/3/0/7/130740213/f66b3e7f23d50.pdfIn PDF document text
- http://files.guinodesign.com/uploads/1/3/2/6/132681826/5771821.pdfIn PDF document text
- http://files.photoartnm.com/uploads/1/3/0/9/130968994/9521077.pdfIn PDF document text
- http://files.murchiebhs.com/uploads/1/3/1/4/131453539/dugok.pdfIn PDF document text
- http://files.rapdp.com/uploads/1/3/0/8/130873810/b628f40a.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/1/0433/0687/7080/files/gimuwuwizarisatin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/bijalikupuxamimidesedol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0940/1251/files/91348980841.pdfIn PDF document text
- https://sopekasisesa.files.wordpress.com/2020/07/jisexupanitesakexafepenug.pdfIn PDF document text
- https://nubunof.files.wordpress.com/2020/06/52592180586.pdfIn PDF document text
- https://funererole.files.wordpress.com/2020/07/sipumot.pdfIn PDF document text
- https://guvemajik.files.wordpress.com/2020/07/kovemokufatib.pdfIn PDF document text
- https://nobijip.files.wordpress.com/2020/07/40839438336.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/1682/0635/files/simipipefewudezifidi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8560/2721/files/77120699378.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4196/4710/files/niwusojiguridabokoga.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6237/0210/files/70716110765.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6520/5141/files/nisaj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9606/4671/files/9266871514.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7311/7086/files/49166609836.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_off00007262.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7262 | 4936 bytes |
SHA-256: 23d3034f5bc233ab7a8e9baf31a559c07bb8cbfdd586a85f25f47597f9fba48d |
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font_01_sfnt_off00008321.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8321 | 1936 bytes |
SHA-256: cf50d13c5c21d2e34fba0d9dd21119d4839fc35fdaebfe62cbacf51850cc328d |
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font_02_sfnt_off00008c60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C60 | 10568 bytes |
SHA-256: 8e259f580bc800cd7012e7cd69deff199df0464ceb0516b5a088ad86c75bc683 |
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