MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm designed to redirect users to malicious infrastructure, masquerading as a scholarship document. The primary malicious URL is https://ttraff.ru/wb?keyword=domicile%20certificate%20pdf%20for%20minority%20scholarship, which is part of a known redirector. The document also hosts numerous other PDF links, likely for SEO manipulation or to distribute further payloads.
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/wb?keyword=domicile%20certificate%20pdf%20for%20minority%20scholarship
- http://files.myrtlemoon.com/uploads/1/3/1/4/131454355/330a0f9aac00b.pdf
- http://files.alisaexplainsitall.com/uploads/1/3/0/8/130874678/84279ffebe1.pdf
- http://files.thebeanstalkproject.org/uploads/1/3/1/0/131070115/3387037.pdf
- http://files.nwhsfootball.com/uploads/1/3/0/8/130874284/b6d1c7.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/6884/2393/files/lokilu.pdf
- https://cdn.shopify.com/s/files/1/0433/6851/3695/files/58480818135.pdf
- https://cdn.shopify.com/s/files/1/0437/6972/5085/files/rimejukavatadowe.pdf
- https://cdn.shopify.com/s/files/1/0428/3308/4575/files/34567050384.pdf
- https://cdn.shopify.com/s/files/1/0436/1663/2994/files/calculus_chain_rule_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0428/3455/9143/files/la_evaluacion_en_el_aprendizaje_cooperativo_johnson.pdf
- https://cdn.shopify.com/s/files/1/0436/1807/4786/files/durga_temple_aihole.pdf
- https://cdn.shopify.com/s/files/1/0431/0233/9232/files/wabekumexegodesaregopez.pdf
- https://cdn.shopify.com/s/files/1/0431/6980/8548/files/82679228666.pdf
- https://cdn.shopify.com/s/files/1/0428/3065/9750/files/wazarejisavaxoxerosu.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_off00005cb0.bin99b98299be507f0c38aec8f1b4634a1dd57f146fbd65f7935a362a2ecf926efa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CB0 | 5496 bytes |
font_01_sfnt_off00006f2f.bin78e456e120081a96fd44c4e5515ee3a47930dadded741ec92cea43b0c145da7e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F2F | 10012 bytes |
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