MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a heuristic indicating a social-engineering lure to install a browser extension or update. It also contains a link to a known malicious redirector, ttraff.cc, which is likely the primary mechanism for delivering a payload. The PDF also hosts a link farm with numerous external PDF links, suggesting an attempt to manipulate search engine results or distribute content widely.
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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Browser extension / update installation lure high SE_BROWSER_INSTALL_LUREDocument tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
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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=browser+video+er+ipad In PDF document text
- http://files.lowcountrywindsymphony.com/uploads/1/3/1/6/131637043/nuberuga-tolagumiritev.pdfIn PDF document text
- http://files.leafingthroughbooksandtea.com/uploads/1/3/1/3/131398541/2a00011198582bc.pdfIn PDF document text
- http://files.plushunltd.com/uploads/1/3/0/8/130873930/kunifebulinozusorob.pdfIn PDF document text
- http://files.bayareazetaplayers.org/uploads/1/3/1/4/131453610/boxaxipilamebu_dowizep_mevoluwerotagug_jimasotudepiseb.pdfIn PDF document text
- http://files.daveroeducation.ca/uploads/1/3/0/7/130776590/3303937.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/1/0430/4837/0333/files/76338223728.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5258/9465/files/60658920540.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6948/8798/files/wemijuda.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9453/9429/files/xefetigusiku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4669/0203/files/dafakeposonorarurad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5729/9097/files/48178633190.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3488/5796/files/85499607239.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/4829/6857/files/9158575604.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9423/5553/files/zesezu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8180/8549/files/tibabefolekutede.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/6946/4991/files/79795675318.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/66179678401.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0595/2671/files/5622662358.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_off0000705f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x705F | 4724 bytes |
SHA-256: 351646f83d5b85e1c2e66cdb0411489ba65af94aa16284df355240cbd0fa42c5 |
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font_01_sfnt_off0000808b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x808B | 12752 bytes |
SHA-256: a0f20820f771d213e169819ff4751a2106183164b0936427877aa4444b883039 |
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