MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits a PDF link farm heuristic, with numerous links hosted on 'cdn.shopify.com'. The document body, though partially corrupted, contains the malicious URL and text suggesting a lure for an 'Instagram unfollow app', aligning with the urgency lure heuristic.
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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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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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=instagram+unfollow+app In PDF document text
- http://files.princeopeace.org/uploads/1/3/0/8/130874204/8d2a6c.pdfIn PDF document text
- http://files.lilavolkas.com/uploads/1/3/0/7/130776611/1220211.pdfIn PDF document text
- http://files.brantfordtrackandfieldclub.com/uploads/1/3/1/4/131407152/4553063.pdfIn PDF document text
- http://files.happytailsindobson.com/uploads/1/3/1/4/131453252/6665279.pdfIn PDF document text
- http://files.thedoorsandiego.com/uploads/1/3/1/8/131856276/6d1fc4b56.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/1/0437/6631/7205/files/kafugawanaxogilekikof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0078/1208/files/7680413892.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8544/7833/files/poxukagez.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3010/1668/files/88387204091.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4135/7973/files/97477971718.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6810/4610/files/87162877621.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5147/3303/files/55410505174.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6255/0940/files/21890459467.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9621/0594/files/90340943586.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6628/6490/files/gixedogadob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9287/7217/files/37607848951.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2811/9706/files/kevaxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9405/6861/files/pariwuzatudusonis.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000068a1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68A1 | 5248 bytes |
SHA-256: 72fc8463b6caf930b3ed19642551395c363c9d736889491f5d75c31f72358cd7 |
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font_01_sfnt_off00007a7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A7E | 10856 bytes |
SHA-256: 4ce0280d17264ace21bd54b5d7da1fa3a6bfa8264c1512c9167581c6f763cfd7 |
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