MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a link farm designed to appear as search results, with one prominent link leading to a known malicious redirector. The document body, though heavily obfuscated, contains the text 'D g p full form' and the URL 'https://ttraff.cc/pify?keyword=d+g+p+full+form', suggesting a lure to a malicious site. The PDF also contains numerous other links to external PDFs hosted on Shopify, likely part of a link farm to manipulate search engine results.
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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PHP webshell / backdoor source high WEBSHELL_PHPThe file contains PHP server-side code with the signature of a webshell/backdoor (request input fed to a command/code-exec sink). A webshell takes attacker input from an HTTP request and runs commands/code on the server. Flagged as a malicious hacktool artifact even when carried inside a document or archive — the code does not execute from the carrier, but the file is a webshell.
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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/pify?keyword=d+g+p+full+form In PDF document text
- http://najafupew.companychowfoodjunkies.net/uploads/1/3/1/6/131607095/6e93f211391.pdfIn PDF document text
- http://files.learningaboutlife.net/uploads/1/3/1/8/131856352/87d88f52.pdfIn PDF document text
- http://files.ssanthonyphilip.com/uploads/1/3/0/9/130969404/6123421.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
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8710/9023/files/http_www_to_word_converter_net.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7821/9944/files/63491933508.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8144/9118/files/29766986426.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/2471/7723/files/kizugijejedodakivi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4220/9945/files/canon_750d_specs.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6470/4665/files/19166538102.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3410/8323/files/literature_essay_format.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/45927795399.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8508/4310/files/xejegovasosorenovivepurup.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7962/2040/files/24694008253.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5109/6991/files/bertrand_russell.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1020/3556/files/dogonikuweruralujo.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c0f2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0F2 | 4360 bytes |
SHA-256: 1875b4d7859057c3924bcd43f843efe6e62afdde48fbc858e6eb5113a46c9424 |
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font_01_sfnt_off0000cfc5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFC5 | 13880 bytes |
SHA-256: dba1e9c3dd7efc0107ba2715c9370ca4e897843b5212f9dda985120886c1ee04 |
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font_02_sfnt_off0000fb48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB48 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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font_03_sfnt_off00010949.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10949 | 7876 bytes |
SHA-256: e067a79a6b0dbee68b6ef24fc2f143646de02ebd00b0be69e88d3d61ff1e38bf |
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