MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious File
T1059.001 PowerShell
The PDF contains numerous embedded links, many of which point to SEO-optimized PDF files hosted on Shopify. One critical heuristic indicates a malicious redirector link to 'ttraff.com', which is likely used to funnel victims to further malicious content. The document body itself contains garbled text but includes the target URL, suggesting a lure related to academic documents. No scripts were extracted, but the PDF structure and link farm indicate a delivery mechanism for malicious content.
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.com/pify?keyword=andhra+university+degree+syllabus+2020+17+pdf In PDF document text
- http://vafatuta.simonogdenworks.com/uploads/1/3/2/6/132682090/vejujumatatijir_danetudedeg.pdfIn PDF document text
- http://files.globalmusicsong.com/uploads/1/3/0/8/130874058/9538455.pdfIn PDF document text
- http://files.ljcosmetics.com/uploads/1/3/1/4/131407012/7163959.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2421/9288/files/fixurijimeguvolepoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5031/9528/files/wovosefudovukavike.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3628/5860/files/56338133761.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5667/7543/files/australian_aboriginal_religion.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/6577/6030/files/zizudegesupawuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0444/2993/4758/files/practical_english_usage_book_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9587/5989/files/29840158315.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0841/6165/files/the_blue_planet_3rd_edition_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2246/6727/files/kuror.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5943/6951/files/jasc_paint_shop_pro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9806/2501/files/circle_tangent_theorems.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000837a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x837A | 6000 bytes |
SHA-256: 22db44f76dc35aebed54c9b5a1ad193980a4cd67621e60695c18ab7ab83dd784 |
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font_01_sfnt_off000097f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97F1 | 3872 bytes |
SHA-256: 1f94191f41e15e5c60beb269d352e7f57d2029955bb6a6264ecaf00b476512a8 |
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font_02_sfnt_off0000a6fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6FA | 2320 bytes |
SHA-256: 7bb91423d63eb6bd7c2657278979848d60b7d38679106ec23dbd755ba6ab3d32 |
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font_03_sfnt_off0000b14a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB14A | 15964 bytes |
SHA-256: 6cd2e8717e1ab3213470d5d5170254855a84a5e2317c6f6384838c4cb69cfb5a |
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font_04_sfnt_off0000e251.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE251 | 16224 bytes |
SHA-256: 4362e686776cae9b5e877a8e5de4a1ff5ae9966626bcf1046762b8e3a01bbea2 |
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