MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains numerous links to external resources, including a known malicious redirector at 'ttraff.com'. The document body, though heavily obfuscated, appears to be a lure for a free download, likely intended to trick users into visiting malicious sites or downloading further payloads. The presence of multiple embedded links and the ML classifier's high confidence score indicate a malicious intent.
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=bhavani+ashtakam+sanskrit+pdf In PDF document text
- http://files.abundantsilence.org/uploads/1/3/1/4/131438419/rivafefote.pdfIn PDF document text
- http://gemeri.captainkevinrickon.com/uploads/1/3/0/7/130775350/b48a26806b21c03.pdfIn PDF document text
- http://files.gdcus.org/uploads/1/3/1/4/131409017/5388584.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/1/0431/7754/1787/files/sigagiles.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4547/7783/files/notaj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1211/8952/files/minecraft_education_edition_apk.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/83390791822.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8381/7375/files/57179592472.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6934/8763/files/pupelekive.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8236/6629/files/67253504472.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2669/4822/files/laminates_and_veneers_in_dentistry.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9465/3594/files/sonic_rpg_games.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6431/8359/files/a_wife_s_cry_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6972/5080/files/wusisuvedenovagud.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/0741/7253/files/automobile_engineering_book_download_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/julanefiwozuxam.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6277/9295/files/carmichael_numbers.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_off0000612d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x612D | 5424 bytes |
SHA-256: 63e999bd87ef7d1dd02bb96e47e30c08c874a37cc2dfec3e44ba557cc38a7550 |
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font_01_sfnt_off0000737e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x737E | 10032 bytes |
SHA-256: 84cf192b0451aa34078cca630089abcaf4532e29aa0abf0e2f9df54ac584b921 |
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font_02_sfnt_off00009619.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9619 | 2744 bytes |
SHA-256: 80599fa541b0e4cc135e3c67fc2fc925d7cf48f2fd8771cbf04a988821d8457e |
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