MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector at 'https://ttraff.com/pify?keyword=example+of+bibliographic+essay+pdf'. The document body, though partially corrupted, also contains this URL and appears to be a lure for users seeking an essay PDF. The presence of a large number of external links, many pointing to Shopify domains, suggests a link farm or SEO poisoning tactic to distribute the malicious redirector.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=example+of+bibliographic+essay+pdf
- http://files.vincenzoemanuele.com/uploads/1/3/1/0/131070294/e3d318df8a97.pdf
- http://files.crcjapan.com/uploads/1/3/0/7/130776487/zejiketipifox-sukusiwofa-warevage-zibaro.pdf
- http://files.militoa.org/uploads/1/3/0/7/130739081/e9dbb.pdf
- http://files.thegoldenmethod.com/uploads/1/3/1/6/131606407/nomeromijodawe.pdf
- https://cdn.shopify.com/s/files/1/0437/7840/8609/files/pantheon_jungle_guide.pdf
- https://cdn.shopify.com/s/files/1/0434/0577/0904/files/44037600720.pdf
- https://cdn.shopify.com/s/files/1/0427/5604/7004/files/59554924718.pdf
- https://cdn.shopify.com/s/files/1/0436/9694/7353/files/36434764374.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/19463184481.pdf
- https://cdn.shopify.com/s/files/1/0429/0904/0803/files/xojagazalenijazupokeni.pdf
- https://cdn.shopify.com/s/files/1/0432/0424/7715/files/83354863452.pdf
- https://cdn.shopify.com/s/files/1/0429/9712/1178/files/chaa_study_guide_2015.pdf
- https://cdn.shopify.com/s/files/1/0434/5534/8888/files/xowojejigevigasadile.pdf
- https://cdn.shopify.com/s/files/1/0433/5131/0488/files/68752712081.pdf
- https://cdn.shopify.com/s/files/1/0427/6341/9814/files/revefup.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000060bd.bin049a4f7f85d400a786190ea86ace6fe2f500746c35a4ef883c8f9fe4e05d5589 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x60BD | 5836 bytes |
font_01_sfnt_off0000747c.binee1173c23bd13140495dfde6d37b857d348629350c4bedcc4c78e79dc044d16d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x747C | 9884 bytes |
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