MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, with a critical heuristic firing for PDF_SEO_LINK_FARM indicating a mass external PDF link farm. One of these links, https://ttraff.cc/pify?keyword=example+of+acknowledgement+for+project+report, is flagged as a malicious redirector. The document body, though heavily obfuscated, contains text related to project reports and the wkhtmltopdf tool, suggesting a lure to disguise the malicious link farm. The primary attack pattern involves leveraging these links for SEO manipulation or to redirect users to 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.cc/pify?keyword=example+of+acknowledgement+for+project+report In PDF document text
- http://files.lushgardenhotels.com/uploads/1/3/0/7/130775888/b38fb.pdfIn PDF document text
- http://mivokefo.fullcyclefarm.com/uploads/1/3/1/6/131606156/774c325.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/1/0433/5170/3706/files/iso_to_img.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/31492874922.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1694/4807/files/91072662879.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2225/3205/files/79439849601.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4353/4486/files/pikopogunexubeli.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/1076/6486/files/udit_agarwal_algorithms_design_and_analysis_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3728/5797/files/mopar_atf_4_automatic_transmission_fluid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0133/1360/files/nepuwoxozeriwi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/vizofelizegoregomol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8358/5949/files/articulos_cientificos_de_nutricion_vegetal.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_off000085ac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85AC | 3376 bytes |
SHA-256: 45434c925951b995439909454247b11f37e96138453b81c3e77bc4da5f11ecb3 |
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font_01_sfnt_off000091c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x91C3 | 5296 bytes |
SHA-256: b7ed6cf5db5e797fc9424ce2bf052e5993dda984a55846c157fb1d0ff5b556bc |
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font_02_sfnt_off0000a3d9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA3D9 | 10128 bytes |
SHA-256: e17a13f23d101d0851292bd275babb9765616ca591652de90184cd2bcd84b499 |
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font_03_sfnt_off0000c6bd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC6BD | 16080 bytes |
SHA-256: 82056dbd961dfb06902bd92896d68141c9dfb980cb4a86826acd1996fb016f58 |
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font_04_sfnt_off0000db66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB66 | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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