MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
T1059.001 PowerShell
The PDF file contains a critical heuristic indicating it links to known malicious redirector infrastructure via the URL 'https://ttraff.com/pify?keyword=convert+webpage+to+pdf+chrome'. Additionally, it exhibits characteristics of a PDF link farm, with numerous links pointing to external resources, including benign Shopify URLs and other unknown PDFs. The presence of a visual download button lure further supports the malicious intent. The document body, though heavily obfuscated, contains the malicious URL and references to PDF conversion tools, suggesting a social engineering pretext.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=convert+webpage+to+pdf+chrome In PDF document text
- http://files.learnmeraprojects.com/uploads/1/3/2/6/132695493/9522555.pdfIn PDF document text
- http://files.mvxfocus.com/uploads/1/3/0/7/130739073/dilelawewu.pdfIn PDF document text
- http://files.aoerecording.com/uploads/1/3/1/3/131382491/7262311.pdfIn PDF document text
- http://dakasi.clairepassmore.com/uploads/1/3/1/4/131437736/366084.pdfIn PDF document text
- http://files.joslinelementary.org/uploads/1/3/0/7/130740210/3366443.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/1/0433/8132/5987/files/98088373372.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0444/3645/5591/files/aramaico_antigo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8937/9993/files/livixenitukalaxika.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6191/1458/files/1996_jeep_cherokee_owners_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8038/4674/files/dunajedadegekuvoxuko.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/12509012650.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8425/9231/files/house_rent_receipt_format.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4291/3952/files/45727088963.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7990/1096/files/bajojinajovuziro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0521/3847/files/53469932573.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6512/2720/files/piruzexewofajidu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2702/8375/files/hunter_macros_wow_classic.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3340/2266/files/43656479449.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_off00006ebb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6EBB | 5556 bytes |
SHA-256: 51ec3850520a153e9cd2f6f4503d9673794a2921878c7661b230162f9ea80154 |
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font_01_sfnt_off00008186.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8186 | 10016 bytes |
SHA-256: a789f586092107bb237ae60f451da342df92b1451c87c80e7354047facb36e07 |
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