MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to a known malicious redirector at 'https://ttraff.cc/wb?keyword=crybaby%20wah%20535q%20manual'. This redirector likely serves as a gateway to a phishing page or malware download. The presence of many links to PDF files on Shopify domains suggests an attempt to create a link farm for SEO manipulation, potentially to obscure the malicious redirector. The ML classifier also strongly indicated maliciousness.
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=crybaby%20wah%20535q%20manual In PDF document text
- http://zedif.nepalschoolprojects.ca/uploads/1/3/1/4/131453247/nojopim.pdfIn PDF document text
- http://files.ranchatwest40.com/uploads/1/3/0/8/130813906/9062179.pdfIn PDF document text
- http://files.apafss.org/uploads/1/3/1/3/131378821/9993804.pdfIn PDF document text
- http://jusus.kaylynmariedunn.com/uploads/1/3/1/8/131871390/zamuwibov.pdfIn PDF document text
- http://files.nigelbrownjadecarver.com/uploads/1/3/1/4/131437724/lerepumumuseko-nisuxol-madawazugan.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/1/0428/9835/8432/files/38746106010.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/7744/1438/files/carnatic_music_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8249/8716/files/gokuzokawedixevo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8207/2739/files/60763024307.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3946/4341/files/tipim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0100/4707/files/tokitanutisexad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6033/9623/files/46799808910.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1761/7057/files/zuwufevewixo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8036/5733/files/ramadan_calendar_2020_durban.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8627/4967/files/kadukolopudix.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8814/9654/files/83674858863.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7049/6661/files/passive_all_tenses_worksheet.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_off00005490.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5490 | 5044 bytes |
SHA-256: 2c6d9846c3b35732582bb136a891af3184c79ca9763e9c62f20cfd726a0a8c86 |
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font_01_sfnt_off0000659c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x659C | 10200 bytes |
SHA-256: ca3ee53130485169c0ccfa8b451481f0a93c39e92e5c533dabbbe328b0f3f2ac |
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font_02_sfnt_off0000889b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x889B | 4324 bytes |
SHA-256: 1158d95dac44631f497756703988ba3645251422e7ff0015d3fca430225e7c3e |
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