MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high number of embedded links, many pointing to a link farm hosted on Shopify, and one critical link to a known malicious redirector at 'ttraff.ru'. The presence of a 'download button' heuristic further suggests a social engineering lure. The document body contains garbled text but includes the malicious URL and a benign-looking PDF URL, likely part of the link farm.
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.ru/pify?keyword=aradhana+songs+free++naa+songs In PDF document text
- http://files.swimbridgepreschool.com/uploads/1/3/2/7/132712000/tazafilur.pdfIn PDF document text
- http://gituf.throughthewoods.net/uploads/1/3/0/8/130874232/medorogiruf.pdfIn PDF document text
- http://zonowe.joannefrankel.co.uk/uploads/1/3/0/7/130738946/wafedil-dufitiwepam-pumefiradu-bupekufuwimisi.pdfIn PDF document text
- http://files.asiaticofusion.net/uploads/1/3/2/6/132682093/meguperuriganiv_bemonezuk_kuratovejotuwe.pdfIn PDF document text
- http://files.andibremner.com/uploads/1/3/2/6/132695343/suzubewifepatokilefe.pdfIn PDF document text
- https:////https:///sType:rtmp,content_source:1,1,albumartIn 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/1/0438/0911/2226/files/vojenotexulu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6480/0918/files/77560681521.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5913/4112/files/webedegidu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3293/5574/files/64051049580.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7400/9753/files/nopiwimubuwozomufoku.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7922/7810/files/98773969015.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9878/3382/files/42015670575.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/wuxisuguvamof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9814/4932/files/92808570609.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2281/0268/files/95762749961.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000896a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x896A | 5124 bytes |
SHA-256: 15d0ed747b0714895b7a305fcb7c50a1ee8ff6efcbd0049aaf82fc4b8a9270ac |
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font_01_sfnt_off00009acf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9ACF | 14772 bytes |
SHA-256: dbe723bd3de6157f698f6d209ebb9a2b6d36da4e1b55072793aec15bf14befc7 |
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font_02_sfnt_off0000c902.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC902 | 16204 bytes |
SHA-256: e93acd332f5893643511f4cefd38969ad5c744ad1b08842a788b6be7d277dd15 |
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