MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a significant number of embedded links, identified as a link farm, with at least one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that is also present in the heuristics, suggesting an attempt to direct users to malicious content. The ML classifier strongly indicates 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=reporting+binomial+test+apa
- http://files.kil-n-it.com/uploads/1/3/2/8/132815318/1950599.pdf
- http://totadoxew.authorrobertmuir.com/uploads/1/3/1/3/131382486/6729201.pdf
- http://files.blessedimp.org/uploads/1/3/0/9/130968996/wimosife-bazotakexijixa-dedesanamop.pdf
- http://votikagup.kisdesigns.net/uploads/1/3/0/8/130873890/jujubaxa-nejonuta.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/6482/7805/files/2620673868.pdf
- https://cdn.shopify.com/s/files/1/0428/5369/5644/files/oh_ho_bandeya_song.pdf
- https://cdn.shopify.com/s/files/1/0436/3033/0019/files/tutorial_dreamweaver_cs6_lengkap.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/57727452667.pdf
- https://cdn.shopify.com/s/files/1/0430/0413/3525/files/xirawedupekizodij.pdf
- https://cdn.shopify.com/s/files/1/0431/3730/2679/files/11189188904.pdf
- https://cdn.shopify.com/s/files/1/0430/6026/5117/files/bsc_nursing_admission_form_2019_maharashtra.pdf
- https://cdn.shopify.com/s/files/1/0430/2897/1681/files/28501888824.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/89647405972.pdf
- https://cdn.shopify.com/s/files/1/0437/8152/1560/files/keto_plan.pdf
- https://cdn.shopify.com/s/files/1/0443/8438/7238/files/80601858055.pdf
- https://cdn.shopify.com/s/files/1/0431/4087/4408/files/78586034892.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_off00006837.bin3a64242b0f9e9cf86149043fdb0133385041e5a98eaa0c30126f57a5929e727e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6837 | 5288 bytes |
font_01_sfnt_off00007a1b.bin70c1133c9c31cbd764e2cb78c03313dba0ac9283667cfd7b5e69a20d4c53e4f8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A1B | 10084 bytes |
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