MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, with a critical heuristic identifying a link to a known malicious redirector at `ttraff.com`. The document body, though heavily obfuscated, contains text related to 'html5 templates free with css3' and the malicious URL, suggesting a lure. The presence of a link farm heuristic further indicates malicious intent to drive traffic to external sites. The ML classifier also strongly flagged this PDF as malicious.
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=html5+templates+free++with+css3
- http://zubodu.solihullurc.org.uk/uploads/1/3/2/7/132740880/6649271.pdf
- http://kunibok.dixonrams.com/uploads/1/3/0/7/130740051/zefumowolatupu.pdf
- http://rukedon.psubaltimore.org/uploads/1/3/1/4/131406709/wovawoj.pdf
- http://kavuzi.camrapenn.org/uploads/1/3/1/0/131070450/xotivudufip_zeremat.pdf
- http://files.bombexnovelties.com/uploads/1/3/2/7/132740337/b7a286225d93f25.pdf
- https://cdn.shopify.com/s/files/1/0432/7600/9622/files/menesaxuju.pdf
- https://cdn.shopify.com/s/files/1/0430/2848/0157/files/vujewikugunumofuw.pdf
- https://cdn.shopify.com/s/files/1/0429/1349/7251/files/42659931653.pdf
- https://cdn.shopify.com/s/files/1/0433/7867/1783/files/igcse_biology_short_notes.pdf
- https://cdn.shopify.com/s/files/1/0434/2474/3591/files/kugizitovasipuwanun.pdf
- https://cdn.shopify.com/s/files/1/0433/3712/1951/files/64029899745.pdf
- https://cdn.shopify.com/s/files/1/0432/5654/5433/files/13861553934.pdf
- https://cdn.shopify.com/s/files/1/0437/6081/2189/files/30260211833.pdf
- https://cdn.shopify.com/s/files/1/0437/4963/8298/files/54180079104.pdf
- https://cdn.shopify.com/s/files/1/0434/1838/6588/files/xavunise.pdf
- https://cdn.shopify.com/s/files/1/0433/7877/0076/files/44072855322.pdf
- https://cdn.shopify.com/s/files/1/0440/4248/5910/files/kendo_mvc_grid_client_template_javascript.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_off00016e10.binf0d6d6aa815540c201089cea6680c7620b50ecee84efc93a7f0944dec8de2f81 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16E10 | 5596 bytes |
font_01_sfnt_off00018104.bin97761f310fff76fdbd1fd212250723e9fe2acc138c72d9ff55253b0448acd09b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18104 | 10260 bytes |
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