MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm and a malicious redirector link, indicating a phishing or scam attempt. The document body, though heavily obfuscated, contains the malicious URL and appears to be a lure for sheet music. The presence of numerous external PDF links suggests an attempt to distribute or host malicious content.
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=sara+bareilles+gravity+piano+sheet+music+pdf In PDF document text
- http://napew.hawtestkitty.com/uploads/1/3/1/4/131407089/xenubekobun_rojilujoxeduge.pdfIn PDF document text
- http://files.store.wabashfriendscounseling.com/uploads/1/3/0/7/130775853/76ea162.pdfIn PDF document text
- http://piwelolu.fusiontheatre.com.au/uploads/1/3/1/4/131407089/bc17243f.pdfIn PDF document text
- http://files.learntosailswf.com/uploads/1/3/1/1/131164054/mesavaxofuvu-begopezaradum-dixavemamotiz-bokibejalelaj.pdfIn PDF document text
- http://files.spiritfireretreatcenter.com/uploads/1/3/1/3/131398129/vutesopatobutimoze.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/1/0434/5790/4792/files/83656336414.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0703/1966/files/cerny_coptic_etymological_dictionary.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3407/5558/files/cambridge_young_learners_english_starters_1_7_audio.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8004/7010/files/census_vs_sampling.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/6437/8022/files/warlords_of_draenor_pathfinder.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8092/4837/files/33973287418.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9571/8040/files/14112644446.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5820/8672/files/38811730931.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2429/3794/files/31346086987.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_off000069c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69C1 | 5856 bytes |
SHA-256: f01193a6d62648ac173e5c5028663d0ae81aa5d64bef2100f9c2144a1335ab59 |
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font_01_sfnt_off00007d80.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D80 | 10120 bytes |
SHA-256: 951ab0eadb63cbaf8cc1a8a9c9863b833b6844e266fcf2638b6bd48803bc1ba4 |
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font_02_sfnt_off0000a028.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA028 | 4324 bytes |
SHA-256: ce7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230 |
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