MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One critical heuristic identified a link to a known malicious redirector, ttraff.com, which is likely used to obscure the final malicious destination. The document body, though heavily obfuscated, contains metadata suggesting it's a 'penetration testing report', a common lure for phishing or malware delivery.
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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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=penetration+testing+report+filetype+pdf In PDF document text
- http://files.bluemountainsanimalrehabcentre.com/uploads/1/3/1/1/131163859/tusadomikesuvabomiwe.pdfIn PDF document text
- http://files.wildroseworkingbelgians.com/uploads/1/3/0/7/130775707/bavanutala-kezazonelizaxav-vapibebifu.pdfIn PDF document text
- http://files.leadlovelearn.com/uploads/1/3/1/6/131606789/dujakofopawimu_bodedosakuwo_jovaniwu_dovesofurulamo.pdfIn PDF document text
- http://files.bartlettyearbook.com/uploads/1/3/1/4/131482946/842436.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/1/0434/3493/4429/files/wegijusip.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4578/9600/files/8183661531.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4303/6053/files/zukexuxukobufuwuvu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7913/1551/files/fetetotamomutawu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6856/4380/files/35272653644.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8579/1383/files/pabedofakivudesutime.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/1864/7709/files/wetanudev.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1999/2222/files/64066096281.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9835/6392/files/siripoxeretatokanasaxijo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3532/0742/files/7830852598.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5651/3692/files/sunexulupalilunugaxov.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_off00007e4c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E4C | 5100 bytes |
SHA-256: 55c8b3c30b8ac6b2d2ff4c0fc79ad34a3ed4239d740babe7db5ed691d2c7a026 |
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font_01_sfnt_off00008fb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8FB1 | 9320 bytes |
SHA-256: 8b74412fd85268957dac97e35e75be44584b61d70bd52f302223a25c979b7d51 |
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