MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though obfuscated, suggests a lure related to 'Arduino mega specifications pdf'. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm designed to distribute malicious content or traffic.
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.com/pify?keyword=arduino+mega+specifications+pdf
- http://files.kinderstubepreschool.org/uploads/1/3/1/3/131383924/sufugakibunakenijemi.pdf
- http://dabusu.conservatoryathome.com/uploads/1/3/2/8/132814989/1285634.pdf
- http://files.logancountyhistoricalsociety.org/uploads/1/3/1/6/131637498/zimiwe-tizaxinadajazo-rebuvufa.pdf
- http://files.coloradowolfandwildlife.com/uploads/1/3/1/8/131871467/45136bab149a.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0436/3298/4222/files/gabamib.pdf
- https://cdn.shopify.com/s/files/1/0431/0971/2021/files/35333708427.pdf
- https://cdn.shopify.com/s/files/1/0431/7764/0093/files/gumodiderusodebiwowi.pdf
- https://cdn.shopify.com/s/files/1/0429/2290/1663/files/18221994380.pdf
- https://cdn.shopify.com/s/files/1/0440/4038/8758/files/dofisogukosututenuwavoduk.pdf
- https://cdn.shopify.com/s/files/1/0429/2503/1590/files/breeding_for_biotic_and_abiotic_stress_resistance.pdf
- https://cdn.shopify.com/s/files/1/0430/0803/2922/files/31078231209.pdf
- https://cdn.shopify.com/s/files/1/0431/9952/9120/files/gipezexujujasexalaz.pdf
- https://cdn.shopify.com/s/files/1/0438/4541/9165/files/wotarelisawebojeli.pdf
- https://cdn.shopify.com/s/files/1/0429/9581/0455/files/983415288.pdf
- https://cdn.shopify.com/s/files/1/0430/6511/4775/files/pixakurogilu.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_off00006748.bin8852a1040a527f4f8e6348b01fb2abc70030d83b7e6c4800f4d441041f5e255f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6748 | 5432 bytes |
font_01_sfnt_off000079a6.bin018d68b9f58b52f8026fee6d7e9c1b147a4fba5b70d913d2e4c382511e8c363f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79A6 | 9872 bytes |
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