MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, including one pointing to a known malicious redirector at 'ttraff.com'. The document body, though partially corrupted, suggests a lure related to 'Cambridge ielts vocabulary english to bangla pdf'. The presence of multiple Shopify-hosted PDFs indicates a link farm strategy to improve search engine ranking and distribute malicious content. The primary attack pattern involves redirecting the user to malicious infrastructure via a deceptive document.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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=cambridge+ielts+vocabulary+english+to+bangla+pdf In PDF document text
- http://files.floridaconferenceecec.com/uploads/1/3/0/7/130776033/fukidozofituv.pdfIn PDF document text
- http://files.bikefortibet.org/uploads/1/3/1/4/131410370/papatalowis.pdfIn PDF document text
- http://files.kerenvishny.com/uploads/1/3/1/3/131379496/gapufojofuwu_bizaf_xiguzakume_taroxipeg.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0431/7921/2959/files/ribesoraxokuv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2562/8316/files/pancake_bot_discord.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1678/9927/files/33450578498.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9143/5422/files/gamuwimozediwonosidil.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9456/4252/files/tovimiwejowemuwasidajoxul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6532/7262/files/vuzug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0527/0427/files/setibodusadujuxudopi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4942/5823/files/95567543507.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/29883534071.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2023/0564/files/87915213015.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8496/2200/files/57183091878.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7788/6371/files/29806831721.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9761/0657/files/55536602560.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/5536/3734/files/kx_155_maintenance_manual.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://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004673.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4673 | 5776 bytes |
SHA-256: 32a49cbdef3a2cb32668f7ce32d4964aa966c5acb42c47dedbd4e789d0ef3e52 |
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font_01_sfnt_off000059f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59F7 | 8108 bytes |
SHA-256: 8404b87578dcc12e4ba1540e37e64a228fe4428f2a8036b3fa714d3d79e7233f |
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font_02_sfnt_off00007405.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7405 | 9252 bytes |
SHA-256: af719ccf02d811ce36ae01685f3977f584927e8f22364c527425d8157c34845d |
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font_03_sfnt_off000092c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92C6 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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