MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to external websites, with a critical heuristic identifying it as a redirector link to malicious infrastructure. The ML classifier strongly indicates maliciousness. The document body, though heavily obfuscated, contains a URL that appears to be part of the lure. The presence of multiple Weebly links suggests a link farm or SEO spam campaign.
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/123?keyword=heraldry+symbols+and+meanings+pdf
- https://nukawopuriw.weebly.com/uploads/1/3/4/3/134347541/zevozeso-zafonemujisud.pdf
- https://kufazijofiw.weebly.com/uploads/1/3/0/7/130776126/8172765.pdf
- https://nukubutoti.weebly.com/uploads/1/3/2/3/132302768/vufevexapigenupuz.pdf
- https://cdn-cms.f-static.net/uploads/4379241/normal_5f95f805c8609.pdf
- https://cdn-cms.f-static.net/uploads/4381759/normal_5f9273ed0cd43.pdf
- https://cdn-cms.f-static.net/uploads/4403565/normal_5f91f1365ad79.pdf
- https://cdn-cms.f-static.net/uploads/4371812/normal_5f88de9fa761c.pdf
- https://cdn-cms.f-static.net/uploads/4366050/normal_5f8c2a6254922.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/01c5e654-af5f-480e-8d61-9019c14e6389/nirosedes.pdf
- https://s3.amazonaws.com/jamokaroxoj/viputifogatowamarudubof.pdf
- https://s3.amazonaws.com/bawalidamovidud/numbers_in_english_grammar.pdf
- https://s3.amazonaws.com/jamokaroxoj/19724406060.pdf
- https://cdn.shopify.com/s/files/1/0478/9082/5382/files/tetra_fish_types_uk.pdf
- https://cdn.shopify.com/s/files/1/0432/1918/9915/files/fiu_dual_enrollment_requirements.pdf
- https://cdn.shopify.com/s/files/1/0433/8935/4142/files/live_sports_tv_app_for_android_free.pdf
- https://cdn.shopify.com/s/files/1/0480/9316/7779/files/bu_bhopal_new_time_table_2020.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_off00009ed7.binaeb02a3a52c1ae8281fa9346621cb286e07166a17a6eeeec71c53e8c666fe1e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9ED7 | 5564 bytes |
font_01_sfnt_off0000b1ac.bin162725f881508f26e9f610dcb5cac1eabd5b1552e69610ef538958d85da21ffa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1AC | 10188 bytes |
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