MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the string 'Atmega8 pin description pdf' and the malicious URL, suggesting a lure. The presence of numerous external PDF links, many hosted on cdn.shopify.com, indicates a potential SEO manipulation or link farm tactic to distribute malicious content. No scripts were extracted from this sample.
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/pify?keyword=atmega8+pin+description+pdf In PDF document text
- http://files.tntchildcare.com/uploads/1/3/0/8/130814070/7689a5.pdfIn PDF document text
- http://files.ricky-liquor.com/uploads/1/3/0/7/130775658/noforawafowu_risukiw_zowul.pdfIn PDF document text
- http://peluko.gaggiamanualservice.com/uploads/1/3/0/8/130814297/pinaziv-lewom-lekono.pdfIn PDF document text
- http://files.cloud9science.net/uploads/1/3/2/6/132682124/b67c7bb9e3.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/1/0430/0662/3903/files/54970445682.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4728/1062/files/causes_of_pollution_in_mumbai_city_project.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1697/7559/files/54366751196.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3526/3130/files/xogadifegijar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1959/0040/files/comparing_numbers_worksheets_for_kindergarten.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9954/6009/files/11617426755.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2190/9667/files/98642807426.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2056/5156/files/76456362949.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7057/1174/files/vubave.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0803/2922/files/129443181.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/3258/9989/files/57657412178.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1458/6521/files/wolejodewatowiviv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8113/8343/files/kobewogezavuwavamegi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/0670/9159/files/2nd_grade_math_challenge_worksheets.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_off00007ee3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EE3 | 5628 bytes |
SHA-256: 718b42238e8b85b01d5d2b116609dd59b4b383c69e8db91c722bf46a79cad82a |
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font_01_sfnt_off000091fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x91FA | 11356 bytes |
SHA-256: b42c998e614673f7f4d51ddb66c4cb9c12acbcea09d1b092817931da07866c42 |
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