MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains multiple heuristics indicating malicious intent, including a redirector link and a link farm designed for SEO manipulation. The embedded document body text, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=acapella+apk+pro', which is also flagged as a malicious redirector. The presence of numerous links to external PDFs, many hosted on Shopify, suggests a phishing or scam campaign aiming to drive traffic to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=acapella+apk+pro In PDF document text
- http://files.edwardsseptic.net/uploads/1/3/1/4/131453823/251fa971.pdfIn PDF document text
- http://files.lindeegrantphotography.com/uploads/1/3/0/7/130775694/ca77dbf5aa4199.pdfIn PDF document text
- http://files.warriors-hope.org/uploads/1/3/1/0/131071037/toxutivuzam-likudew-zelalabatu-lujesapoz.pdfIn PDF document text
- http://ridijit.sjeliz.org/uploads/1/3/2/7/132740214/837944.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/1/0433/4403/5993/files/sandvik_coromant_catalogo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5063/0297/files/budget_direct_travel_insurance.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3935/9127/files/nemureferubilutuvade.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6770/3457/files/95511383666.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6678/5949/files/lines_composed_above_tintern_abbey.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7997/4556/files/24208929381.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4209/4755/files/nenabunanewatuvisejuj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0880/3495/files/73150232320.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7049/6672/files/29683369665.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7195/3301/files/53962378424.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_off0000551f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x551F | 4356 bytes |
SHA-256: f637ef62ecbc206fa4cc669ec240cc87ee035eb5e5b2c23ef7b8f3997fad6eb6 |
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font_01_sfnt_off000063e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63E8 | 10580 bytes |
SHA-256: 732a233b3c2b470d80e0f3d6e815e126f3ba5c5331b0291fca0a226377032270 |
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font_02_sfnt_off000087fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87FC | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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