MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many of which point to a redirector service known for malicious activity. The document body, though obfuscated, contains a URL that is also present in the heuristics, indicating a deliberate attempt to lead users to malicious content. The presence of a large number of external PDF links suggests a link farm or SEO manipulation tactic to disguise the 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=the+ants+go+marching+sheet+music+pdf In PDF document text
- http://files.schoolrockspartybox.org/uploads/1/3/1/3/131383743/jejoz-fimaju-wuzajozidusovi-wonizanuligozoz.pdfIn PDF document text
- http://files.pressplaycommunications.net/uploads/1/3/1/3/131379325/worazimilaguxi.pdfIn PDF document text
- http://files.triplehranch.org/uploads/1/3/2/8/132814355/2996354.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/1/0430/1648/7065/files/sage_pastel_accounting_training.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4583/9271/files/adding_text_to_a_document_on_mac.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5820/8674/files/79302196025.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9597/3283/files/24256907973.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pelezegagujagemubejapo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/9801/1816/files/57766475203.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7329/0908/files/57840347720.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5310/4790/files/xikiwasuwurejegusapiraxof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/62374455636.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9496/6429/files/takimomugagirukalotonamid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5727/5299/files/wewuwelamemebebeniwifimoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4478/8634/files/keporojobuvotaxunomafipuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8022/8757/files/wutad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7163/3563/files/whirlpool_top_load_washer_repair_manual.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006b88.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B88 | 5368 bytes |
SHA-256: dda0f2a30f2df6b5a647102a964f5d0db5378e1284997fe43bb997af3258773b |
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font_01_sfnt_off00007d90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D90 | 1800 bytes |
SHA-256: e9a5a1f6ed95b1e3669933bb00002ad32a1708c3e0b735191cad5e02368a6c7d |
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font_02_sfnt_off0000861e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x861E | 15096 bytes |
SHA-256: 2370a256b9b936481dc9db51494b0da4e3f406717c98711ba731c446af1e693b |
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font_03_sfnt_off0000b538.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB538 | 4324 bytes |
SHA-256: ff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
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