MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous links, with a critical heuristic identifying it as a link farm and a malicious redirector. The primary malicious URL, https://ttraff.cc/pify?keyword=angiosperm+plants+pdf, is directly embedded and likely serves as the initial lure. The document body, though heavily obfuscated, contains text related to "Angiosperm plants pdf" and references wkhtmltopdf, suggesting a content-generation tool was used to create the malicious PDF. 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=angiosperm+plants+pdf
- http://files.forhisreign.org/uploads/1/3/1/6/131606186/vupeborewexare-zaxuwilim-mesobobesi.pdf
- http://files.aliahjan.co.nz/uploads/1/3/1/4/131452949/zubub.pdf
- http://files.life-modusoperandi.com/uploads/1/3/1/8/131856032/febibidadamatatu.pdf
- https://cdn.shopify.com/s/files/1/0428/1116/2790/files/harold_jacobs_geometry.pdf
- https://cdn.shopify.com/s/files/1/0431/2521/1296/files/armstrong_furnace_parts.pdf
- https://cdn.shopify.com/s/files/1/0430/9496/6436/files/capsim_finance_tips.pdf
- https://cdn.shopify.com/s/files/1/0434/2510/4028/files/16357710640.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/61259485886.pdf
- https://cdn.shopify.com/s/files/1/0432/2040/2337/files/basic_java_interview_questions_and_answers_free_download.pdf
- https://cdn.shopify.com/s/files/1/0427/3196/2535/files/68540493891.pdf
- https://cdn.shopify.com/s/files/1/0429/5340/8675/files/virginia_dmv_manual.pdf
- https://cdn.shopify.com/s/files/1/0433/0032/3481/files/92029405246.pdf
- https://cdn.shopify.com/s/files/1/0433/0140/4830/files/95195540048.pdf
- https://cdn.shopify.com/s/files/1/0429/1641/3607/files/11236436558.pdf
- https://cdn.shopify.com/s/files/1/0428/1312/8867/files/kazawuwogafalumet.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc39.bin07705acc9ec4e0b02be2025d3999318c134af667accfb170803ffac6921b53b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC39 | 5348 bytes |
font_01_sfnt_off0000ee59.bin4f9455052b560cc4d5cbc07f44fd22688b971596ed8fdab871255ce515c90aef |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE59 | 10840 bytes |
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