MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised as a business proposal form, which is a common lure for phishing attacks. The document also features a large number of external PDF links, many pointing to benign Shopify domains, but at least one leading to a known malicious redirector. The presence of a 'download button' heuristic further supports the social engineering aspect of this attack.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=jeevan+amar+plan+855+proposal+form In PDF document text
- http://kavezodek.ohwhataluckyfish.com/uploads/1/3/2/6/132681352/7921448.pdfIn PDF document text
- http://files.alexsarkisian.com/uploads/1/3/2/6/132680994/71905.pdfIn PDF document text
- http://files.nevrapoint.com/uploads/1/3/2/8/132815767/3311596.pdfIn PDF document text
- http://vupuxibul.arielzylberman.com/uploads/1/3/2/3/132303195/1116166.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/1/0437/8591/2477/files/business_plan_excel_templates.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5976/3617/files/attenuators_in_microwave.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3640/8982/files/essential_english_grammar_in_use_3rd_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7446/2631/files/vijatabegovagidinufof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8130/9085/files/jipagi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0689/3985/files/apache_tomcat_for_windows_8.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0539/3571/files/refugukamilelemujagisa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6154/2045/files/psd_calendar_2015.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2286/6839/files/14873170263.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2271/9912/files/sirazemekejipudolelos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4096/4759/files/hansel_and_gretel_grimm_brothers.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.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000071fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71FD | 5416 bytes |
SHA-256: 79bfb74fc7bf13b7aed8c55dc51dd99b98c1057fe593c9020297f8f90b33d651 |
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font_01_sfnt_off00008455.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8455 | 3720 bytes |
SHA-256: b91f3c26f37c28538ed09035cbea6f9221827f1e30b50c452f08cc820bcc167b |
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font_02_sfnt_off00008fb8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8FB8 | 10312 bytes |
SHA-256: 84f9f193e0a5dc48c197724ccc4236b807a8ed1c70260295de399056f0b07a3c |
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font_03_sfnt_off0000b329.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB329 | 6908 bytes |
SHA-256: 8c0b55d65cd3035533d57c41dee0365ecead343b7c109ed3fb9a2d69ab5367f3 |
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