MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.cc/pify?keyword=amagi+brilliant+park+episode+13'. This URL is likely used to direct the user to a malicious site. The document body, though heavily obfuscated, contains the same lure text, reinforcing the social engineering aspect. The presence of numerous embedded links, many hosted on cdn.shopify.com, suggests a link farm or distribution mechanism for the malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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=amagi+brilliant+park+episode+13 In PDF document text
- http://files.muumrose.com/uploads/1/3/0/8/130813111/d62d38c.pdfIn PDF document text
- http://files.wls-phd.com/uploads/1/3/1/6/131637409/buxof.pdfIn PDF document text
- http://files.iowacollegemediaassociation.com/uploads/1/3/1/1/131164556/2eaed130e15c.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/1/0431/4028/4577/files/fusalexudutim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4536/3616/files/17084859963.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4756/8039/files/89291715457.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9020/6117/files/guxipafujoxaj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5906/9599/files/68732744580.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4553/6419/files/goxinerifonudanarajepunap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0872/1045/files/refaxitaxikof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0463/2992/files/fable_anniversary_silver_keys.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4087/4408/files/57916716245.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1647/8110/files/8074135966.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3251/8554/files/15888006590.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5857/8086/files/95350745984.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_off0000bb8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB8A | 41848 bytes |
SHA-256: 00accdda73ce677714f5492813049d7bf18876cfdb64823e3185a24094f1f933 |
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font_01_sfnt_off00013c9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C9F | 5476 bytes |
SHA-256: 801d164342a510c1176bfdee559191e2fe812d688287aea461daab9e8a2ee74e |
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font_02_sfnt_off00014f1e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14F1E | 19928 bytes |
SHA-256: 2ffa0c08dc9f7196df30ff7af3841a548c49975d1352bc268ee8b31f3cde6606 |
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font_03_sfnt_off0001836e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1836E | 4324 bytes |
SHA-256: b50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
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