MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF contains a malicious redirector link disguised as a free software download. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK specifically flags the URL https://ttraff.com/wb?keyword=logiciel%20compression%20pdf%20mac%20gratuit as malicious. The PDF also contains a large number of embedded links, many pointing to Shopify, suggesting a link farm for SEO manipulation to distribute malicious content. The ML classifier also strongly indicated maliciousness.
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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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/wb?keyword=logiciel%20compression%20pdf%20mac%20gratuit In PDF document text
- http://gidup.ksouba.com/uploads/1/3/1/4/131407668/9722816.pdfIn PDF document text
- http://files.boutiquefeisty.com/uploads/1/3/2/6/132683070/xowalujaj_lexibisopefaben.pdfIn PDF document text
- http://files.twhawc.com/uploads/1/3/0/8/130814205/busufuposejad.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/1/0428/3911/3895/files/grade_12_mathematics_textbook_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/9697/7051/files/csr_bluetooth_driver.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1813/3405/files/58136708958.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6032/0669/files/vapuniwagaterotew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9147/7159/files/atomic_theory_notes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9153/2699/files/wigapugunoxo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3640/8982/files/blitzcrank_support_build.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0452/1220/5216/files/xojolelebunuma.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9359/0167/files/9801975202.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008bf6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8BF6 | 5416 bytes |
SHA-256: eee86b9a1cdb0837a70e3f3c1b8c5769126fc8880de133aa126b42d5483bd834 |
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font_01_sfnt_off00009e44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E44 | 1800 bytes |
SHA-256: daad3f347a4f42f432ee9983e619a7c063e36761dba5934b469418034847e28e |
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font_02_sfnt_off0000a6d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6D2 | 12924 bytes |
SHA-256: ffc1f8142ea52ad229f0dae7df332729520bcaabb7d0213625931139d9ced0b4 |
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font_03_sfnt_off0000cf58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF58 | 16148 bytes |
SHA-256: 103284d61e2f608a7139598a8235a81e034b8e7c39e5230b5d697d4b99ccd341 |
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