MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=development+economics+theory+and+practice+pdf'. This indicates the document's primary purpose is to redirect users to potentially harmful content. The presence of numerous external PDF links, many hosted on Shopify, suggests a link farm or SEO manipulation tactic to obscure the malicious redirector. No scripts were extracted, but the overall structure and the malicious redirector strongly suggest a phishing or social engineering lure.
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=development+economics+theory+and+practice+pdf In PDF document text
- http://files.groundbirdgear.com/uploads/1/3/1/3/131378993/3279101.pdfIn PDF document text
- http://tazed.thecougarprint.com/uploads/1/3/1/4/131406717/wipolawilowis_gajazu_fonitatemifez_dojatofasu.pdfIn PDF document text
- http://vowoxeva.southdevonslinglibrary.com/uploads/1/3/2/7/132740267/feratasupa-savepaxifikano-rusipuzit-kepazeve.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/1/0431/5850/3590/files/furefodepavuvuliko.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/0718/4793/files/azagaia_abc_do_preconceito.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0635/3823/files/tupperware_catalogue_august_2020_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5868/3295/files/aswamedham_telugu_full_movie.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3081/4626/files/how_to_convert_file_to_word_using_mac.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6470/4662/files/43031987041.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2832/4257/files/fetabuxafiledeguwasu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6634/3072/files/17422114613.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9629/1994/files/shine_on_crazy_diamond_tab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/1755/2543/files/48865450090.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9131/9201/files/business_model_generation_full.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1008/8360/files/57673474481.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/4682/5110/files/abandon_meg_cabot.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_off0000575f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x575F | 5344 bytes |
SHA-256: d10369b3f22f57f280b16e346a61328ac27aa7387252e6af27de9933789c8681 |
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font_01_sfnt_off00006963.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6963 | 8928 bytes |
SHA-256: 330735bc0495b54e8a830c25bd149290e9b538f0e1cff29f909c1874961ebfea |
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font_02_sfnt_off000087b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87B7 | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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