MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to external PDF files hosted on Shopify. One critical heuristic identified a malicious redirector link, https://ttraff.cc/pify?keyword=free+rental+agreement+forms+pdf, which is likely used to obscure the final malicious destination. The document body, though heavily obfuscated, contains text related to 'free rental agreement forms pdf', suggesting a lure to trick users into clicking the malicious link. No scripts were extracted from this sample.
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=free+rental+agreement+forms+pdf In PDF document text
- http://files.alittlebirdie.co.za/uploads/1/3/1/8/131871648/kubaranotadav.pdfIn PDF document text
- http://files.ordernutsabouttella.com/uploads/1/3/1/4/131438308/2d8b63a98f363.pdfIn PDF document text
- http://files.valetridents.com/uploads/1/3/2/6/132681482/4852161.pdfIn PDF document text
- http://files.buffalozen.org/uploads/1/3/1/3/131384778/5892523.pdfIn PDF document text
- http://files.johnsclassiclures.com/uploads/1/3/2/7/132712323/893646.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/1/0434/0649/1797/files/6382303133.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6649/8965/files/makalah_akuntansi_pemerintah_daerah.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0451/1229/5589/files/modern_hindu_baby_boy_names.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7720/6165/files/kings_and_queens_lyrics_aerosmith.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2068/1377/files/simple_recommendation_letter_sample.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/3710/9917/files/los_libros_apocrifos_del_antiguo_testamento.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3405/7621/files/the_hungry_tide_by_amitav_ghosh_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8558/6841/files/pofizowules.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3815/4653/files/72534181598.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1641/3607/files/27499386062.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2962/4992/files/65771773718.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_off0000809e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x809E | 5056 bytes |
SHA-256: a1d3b4b728253d1a6d19c8c16df3c51ea7ce69952cfcdee4916383e6a9a7e022 |
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font_01_sfnt_off000091b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x91B5 | 10080 bytes |
SHA-256: 55d4f7dc2ba1d068310e9dead738dcdb8cd9bfa6d539371890a6db601d90da05 |
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font_02_sfnt_off0000b438.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB438 | 4324 bytes |
SHA-256: a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
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