MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF document was flagged as malicious by an ML classifier and contains a large number of embedded links, including one pointing to a known malicious redirector infrastructure at 'ttraff.cc'. The document body contains text related to 'third grade detectives guided reading level' and appears to be generated by wkhtmltopdf, suggesting a lure for educational content that redirects to malicious sites. No scripts were extracted from this sample.
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.cc/pify?keyword=third+grade+detectives+guided+reading+level
- http://files.bbawakeblogs.com/uploads/1/3/1/6/131636655/43fe9b16a7bf.pdf
- http://files.rearfacingtoddlers.com/uploads/1/3/0/7/130740391/ef0565af1e4c36a.pdf
- http://files.youngravensliteraryreview.org/uploads/1/3/1/4/131407214/zesaboxovenin.pdf
- https://cdn.shopify.com/s/files/1/0430/1307/9203/files/47396293376.pdf
- https://cdn.shopify.com/s/files/1/0434/5623/3638/files/73513396956.pdf
- https://cdn.shopify.com/s/files/1/0438/2860/9186/files/anaconda_python_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0431/2065/6545/files/wijolegivetav.pdf
- https://cdn.shopify.com/s/files/1/0432/4848/4507/files/4944395751.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/93236297381.pdf
- https://cdn.shopify.com/s/files/1/0428/1496/3868/files/96382461576.pdf
- https://cdn.shopify.com/s/files/1/0434/9558/8005/files/55892520765.pdf
- https://cdn.shopify.com/s/files/1/0428/1407/9143/files/denot.pdf
- https://cdn.shopify.com/s/files/1/0429/5095/1066/files/23404073329.pdf
- https://cdn.shopify.com/s/files/1/0434/4017/7308/files/57516713751.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_off0000c68c.bin86060f7814b3df0acc01a9f8f38237a87867aba53dd44589f6e66250f17e484c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC68C | 4980 bytes |
font_01_sfnt_off0000d771.bin76a3ea03f02a6748414ff4dffe4fbdcd993ffc11b8535a6d57f12762455d1c76 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD771 | 10240 bytes |
font_02_sfnt_off0000fa69.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA69 | 4324 bytes |
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