MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of these links, 'https://ttraff.ru/pify?keyword=kramer+via+campus+datasheet', is identified as a malicious redirector. The document's content, though heavily obfuscated, includes this URL and other Shopify links, suggesting a lure to a malicious site. The ML classifier strongly supports the malicious nature of this PDF.
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.ru/pify?keyword=kramer+via+campus+datasheet In PDF document text
- http://files.inekemacnab.com/uploads/1/3/1/4/131453543/2589407.pdfIn PDF document text
- http://files.alohaestatejewelry.com/uploads/1/3/0/8/130873877/b366ce9.pdfIn PDF document text
- http://files.connectpreschool.com.au/uploads/1/3/1/6/131606073/c4bac82337d.pdfIn PDF document text
- http://fulej.genewhitacrecpa.com/uploads/1/3/2/3/132302939/9152a1eda5de.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.opentle.orgIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/2091/0746/files/common_interview_questions_for_teachers_and_how_to_answer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8771/5742/files/eugene_hourly_weather.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2416/1704/files/cambridge_english_readers_level_1.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4521/5656/files/saloxatuwanararaxa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/6944/6046/files/cambridge_igcse_business_studies_5th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3902/2494/files/payroll_management_system_documentation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7120/1699/files/99117617843.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/7672/8485/files/pilot_interview_preparation.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/0542/5310/files/8451619275.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1424/9886/files/9099140053.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/9142282406.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5652/8544/files/jackson_a_user_s_guide_to_principal_components.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2598/7734/files/39129267274.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4938/5110/files/.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
- http://www.gnu.org/licenses/gpl.htmlIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007035.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7035 | 4976 bytes |
SHA-256: ce0b152047b19c4b40460fd03ff25cc5397d93809a376eff5889d8791960f02c |
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font_01_sfnt_off00008119.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8119 | 11452 bytes |
SHA-256: 6de5fe77ee7ec02dc058f0151adfad9c0080604316688ba236d4a143377cd3c0 |
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font_02_sfnt_off0000a167.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA167 | 15260 bytes |
SHA-256: 71a07cc0feaf1b3a36d8bcaa0263bef3a7404d7e4b56bcbde57f361b31997ea2 |
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font_03_sfnt_off0000d086.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD086 | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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