MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on Shopify. One of the primary links, 'https://ttraff.cc/pify?keyword=house+worksheets+for+kindergarten+pdf', is identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to 'house worksheets for kindergarten pdf', suggesting a lure to disguise the malicious intent. The presence of numerous links and a known malicious redirector indicates an attempt to distribute malware or conduct phishing.
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=house+worksheets+for+kindergarten+pdf
- http://files.sacredheartsisters.org/uploads/1/3/2/7/132712093/06b0a64.pdf
- http://files.liftweightsandrun.com/uploads/1/3/2/8/132815206/bozazizur.pdf
- http://files.key2evolve.com/uploads/1/3/0/8/130874318/zasabuxemer_xawapikiguromik_balasoge.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/6590/8136/files/tajijagofadijodovudadix.pdf
- https://cdn.shopify.com/s/files/1/0431/1931/3053/files/musuzezalubimunufev.pdf
- https://cdn.shopify.com/s/files/1/0431/0895/8362/files/84676189021.pdf
- https://cdn.shopify.com/s/files/1/0430/6622/8898/files/45569237984.pdf
- https://cdn.shopify.com/s/files/1/0438/4745/0789/files/300_accords_guitare.pdf
- https://cdn.shopify.com/s/files/1/0428/3075/8054/files/76761704942.pdf
- https://cdn.shopify.com/s/files/1/0430/3015/1330/files/goguviduxexikasutumi.pdf
- https://cdn.shopify.com/s/files/1/0428/7237/3411/files/55973654515.pdf
- https://cdn.shopify.com/s/files/1/0431/7921/2959/files/27638317894.pdf
- https://cdn.shopify.com/s/files/1/0434/4021/0072/files/rokedax.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000061cc.bin39410dd5f24a58ca12596565abe5b8776924ef95b5be94dcfc180c4234743614 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61CC | 5388 bytes |
font_01_sfnt_off0000742f.bin85eb580dbc2b770dc9cd1ca638be7e77133020013a6b7db2075f92ea437bf4ce |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x742F | 10408 bytes |
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