MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links that point to a known malicious redirector, ttraff.com. The document body, though partially corrupted, suggests a lure related to 'html and css 6th edition tutorial'. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK confirms the malicious nature of the embedded URL. The PDF_SEO_LINK_FARM heuristic indicates a large number of external links, many hosted on cdn.shopify.com, suggesting an attempt to obscure the malicious destination or to appear as a legitimate resource.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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=html+and+css+6th+edition+tutorial+4+case+1
- http://files.algerparkchurch.org/uploads/1/3/0/7/130776249/9554707.pdf
- http://fagupitu.artisticvegan.com/uploads/1/3/2/3/132302870/4872743.pdf
- https://cdn.shopify.com/s/files/1/0448/9674/7687/files/kafanawulezida.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/40369191557.pdf
- https://cdn.shopify.com/s/files/1/0462/0268/3545/files/management_of_kounis_syndrome_two_case_reports.pdf
- https://cdn.shopify.com/s/files/1/0430/6622/8898/files/tonogo.pdf
- https://cdn.shopify.com/s/files/1/0431/7646/0447/files/celtiberia_show.pdf
- https://cdn.shopify.com/s/files/1/0430/2081/2441/files/pibunurakurisusewibekexap.pdf
- https://cdn.shopify.com/s/files/1/0459/5902/0703/files/rosalind_krauss_notes_on_the_index.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000abff.binf5dca4d49c332347474667ca6d4ce50d411647dcdc25792e6edc038dd2de123e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xABFF | 5316 bytes |
font_01_sfnt_off0000bdd7.bin050b615c6e26d7a90e640068b123aa3b2ad3dd06376cbdfc3e205fb4e4f16457 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBDD7 | 14204 bytes |
font_02_sfnt_off0000eb1d.bin1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB1D | 4324 bytes |
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