MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with one prominent link pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text suggesting an 'agreement form pdf' lure. The primary malicious URL identified is https://ttraff.com/pify?keyword=agreement+form+pdf, which is likely used to redirect the user to a malicious site. The presence of numerous PDF links, many hosted on Shopify, suggests a tactic to obscure the final malicious destination.
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=agreement+form+pdf In PDF document text
- http://files.wobblyspoon.com/uploads/1/3/1/6/131607544/970118.pdfIn PDF document text
- http://files.quantrylaneart.co.uk/uploads/1/3/1/6/131637108/vibimexupojulepag.pdfIn PDF document text
- http://files.insightdatabasedesign.com/uploads/1/3/1/1/131164456/0bd260e9072.pdfIn PDF document text
- http://files.whitbyanglicans.com/uploads/1/3/2/6/132681080/7198124.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/1/0427/5827/5238/files/fixogepu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7379/8306/files/provinsi_bengkulu_dalam_angka_2020.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4756/7010/files/blank_nid_card.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2739/0887/files/1116227662.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3942/4669/files/pabalefu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8419/3697/files/2340662243.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3614/5814/files/55700968619.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9671/1073/files/37772711515.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0609/1673/files/35968772836.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4501/9045/files/sbi_credit_card_statement_password.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1624/1831/files/missing_persons_ma.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1927/0306/files/mutujoganavabi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6958/7104/files/2639461585.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2553/8973/files/tuwakuk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6009/2315/files/lone_wolf_gamebooks.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_off000074e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74E5 | 4932 bytes |
SHA-256: 89ac823c8c4b108477f2bc0dd3c070279862e83eddbd57a2f8e728b4ce1d6a61 |
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font_01_sfnt_off000085a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85A0 | 9672 bytes |
SHA-256: 4567c57548417b56facc7872182cdcec1e355742061690ec609fcb14fcb16435 |
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