MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a mass external link farm, with a critical heuristic firing indicating a redirector to known malicious infrastructure. The primary malicious URL identified is https://ttraff.ru/pify?keyword=arabic+calligraphy+art+pdf. The document body, though heavily obfuscated, also contains this URL and numerous other links to PDF files hosted on various domains, suggesting a phishing or scam attempt to lure users to malicious content. No scripts were extracted, limiting the analysis of direct execution capabilities.
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.ru/pify?keyword=arabic+calligraphy+art+pdf In PDF document text
- http://files.sagadaview.com/uploads/1/3/2/8/132814375/3132943.pdfIn PDF document text
- http://files.stringfun.com/uploads/1/3/0/8/130813427/burokasu.pdfIn PDF document text
- http://files.mothers-for-mothers.com/uploads/1/3/2/7/132712011/vubunujaduj.pdfIn PDF document text
- http://files.maggiekingfreelance.com/uploads/1/3/1/3/131398392/8158535.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9511/3374/files/xegalefekinivu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0070/9791/files/kefawizafazug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0582/1599/files/7885196368.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0740/9308/files/world_at_war_zombies_for_android.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1186/5751/files/virtualbox_connect_to_internet_windows_xp.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0905/6668/files/vejalajikixubajoxijep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/9583/2216/files/93540000567.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0136/3107/files/wipewavigogipagaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4849/3475/files/tevolirugopaziwilovefonav.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6690/8054/files/88943058701.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6339/1894/files/mayweather_vs_canelo_full_fight.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4203/8182/files/wefixugoxovewiba.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008d2a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D2A | 5468 bytes |
SHA-256: 632c769a1463fbfd19f1a4a0edd735ad0afd0895926cdc1d204e3a64e28bcf81 |
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font_01_sfnt_off00009fc4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9FC4 | 10132 bytes |
SHA-256: a4e5a1a80810174f6d8f8b05dc8821777768d711497d815be1c2bb116e103021 |
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font_02_sfnt_off0000c2b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC2B8 | 17996 bytes |
SHA-256: ab5786b853d89224aca5ee6f2a5570c41e97af6597a8c9d0262c24c7fe572d42 |
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