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, suggesting a link farm or SEO manipulation tactic. One prominent URL, https://ttraff.cc/pify?keyword=personification+exercises+with+answers+pdf, is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to this URL and other PDF links, reinforcing the lure. The ML classifier also strongly indicated maliciousness.
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=personification+exercises+with+answers+pdf
- http://nimolo.barefoottofino.com/uploads/1/3/2/7/132741009/8569925.pdf
- http://moner.winonachurchofchrist.org/uploads/1/3/0/9/130969723/2169566.pdf
- http://files.spaceschool.ca/uploads/1/3/0/7/130739982/ginux.pdf
- http://files.origamimommie.com/uploads/1/3/0/8/130874250/8d2ed0c2e7b.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0440/3019/7910/files/35678513224.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/74832969368.pdf
- https://cdn.shopify.com/s/files/1/0432/0867/1394/files/12162417523.pdf
- https://cdn.shopify.com/s/files/1/0428/8066/3705/files/45437289267.pdf
- https://cdn.shopify.com/s/files/1/0428/4062/1222/files/vukofoveneravazolisas.pdf
- https://cdn.shopify.com/s/files/1/0431/6961/1930/files/zuderilesosagazatuxoj.pdf
- https://cdn.shopify.com/s/files/1/0431/7492/0347/files/sepix.pdf
- https://cdn.shopify.com/s/files/1/0433/7978/5891/files/visafedosedezimisifozu.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_off000059a1.bin16d56c10f91ca965a286693f8684043490f032da6867ff33d0784eb377db6f32 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59A1 | 5372 bytes |
font_01_sfnt_off00006beb.bind096f4678301a3e54c0de6afc364ece4e512f129aa7ced723a11b927a7f54e09 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6BEB | 9992 bytes |
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