MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged as malicious by a machine learning classifier and contains a link to a known malicious redirector. It also features a large number of embedded links, many pointing to Shopify, which is characteristic of SEO link farm abuse. The document body contains a mixture of seemingly unrelated text and URLs, further supporting the link farm hypothesis.
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.ru/wix?keyword=my+hero+academia+season+2+episode+3+dubbed
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/5452/8677/files/railway_group_d_allahabad_answer_key_2018.pdf
- https://cdn.shopify.com/s/files/1/0431/4333/2000/files/physics_formulas_pdf_for_eamcet.pdf
- https://cdn.shopify.com/s/files/1/0443/6908/4572/files/phone_call_app_free.pdf
- https://cdn.shopify.com/s/files/1/0434/6707/9830/files/87645047852.pdf
- https://cdn.shopify.com/s/files/1/0427/8226/1415/files/10020102361.pdf
- https://cdn.shopify.com/s/files/1/0431/3723/7146/files/tmnt_2007_pc_game_setup_free_download.pdf
- https://cdn.shopify.com/s/files/1/0437/9171/2405/files/additional_mathematics_syllabus.pdf
- https://cdn.shopify.com/s/files/1/0429/2358/9791/files/breakfast_burrito_nutrition_information.pdf
- https://cdn.shopify.com/s/files/1/0438/9303/1080/files/fodisivaluxomiwas.pdf
- https://cdn.shopify.com/s/files/1/0435/5496/3617/files/aptoide_tv_apk_old_version.pdf
- https://cdn.shopify.com/s/files/1/0429/2925/8649/files/lupizatixezile.pdf
- https://static.usrfiles.com/ugd/bd5c68_bd2e89843fad41748cd0b00263ead300.pdf
- https://static.usrfiles.com/ugd/a31856_3cf3a767fa78418cb7ec1fa14eb7f461.pdf
- https://static.usrfiles.com/ugd/26481d_565dcfa0fbb4432f92edea1ad2c6b4a7.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_off0000452e.bin33e62e15fa87911f7762a0e2131a267fdb7ea1bc7c3ea5eef0d6431dfb2a9c88 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x452E | 5824 bytes |
font_01_sfnt_off000058dd.bin3283e5ff3245ee9da9c0189bd4fdff8299b21e15194745724ec137487557321b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x58DD | 9812 bytes |
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