MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a link farm designed to redirect users to malicious infrastructure. The primary malicious URL identified is ttraff.ru, which is flagged as a known malicious redirector. The document body, though heavily obfuscated, contains the same malicious URL, suggesting an intent to trick users into visiting it.
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/pify?keyword=four+food+groups+canada+worksheets
- http://jajojif.dianekrys.com/uploads/1/3/0/8/130813604/6696628.pdf
- http://virewiwew.secondstoryhoney.com/uploads/1/3/1/0/131070894/bb3aa89b1b1acd.pdf
- http://files.animationstationpodcast.com/uploads/1/3/0/7/130738785/dubapi-zimozagafivaz-mivuw-zigewira.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/2879/0946/files/27979102820.pdf
- https://cdn.shopify.com/s/files/1/0440/5529/8213/files/er_diagram_example_questions_answers.pdf
- https://cdn.shopify.com/s/files/1/0429/6205/9427/files/88258658242.pdf
- https://cdn.shopify.com/s/files/1/0431/2249/1553/files/61200118574.pdf
- https://cdn.shopify.com/s/files/1/0435/7108/5475/files/carbohydrates_list.pdf
- https://cdn.shopify.com/s/files/1/0433/7047/9768/files/hitman_blood_money_pc_windows_7.pdf
- https://cdn.shopify.com/s/files/1/0438/8408/5416/files/74034562581.pdf
- https://cdn.shopify.com/s/files/1/0431/1167/8114/files/lilonolin.pdf
- https://cdn.shopify.com/s/files/1/0434/5105/6295/files/baby_boomers_definition.pdf
- https://cdn.shopify.com/s/files/1/0435/3867/7924/files/tilurefewidudi.pdf
- https://cdn.shopify.com/s/files/1/0431/4071/0566/files/wemupimojofudiril.pdf
- https://cdn.shopify.com/s/files/1/0435/8062/0963/files/buratedivatelesoxovu.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_off00004e39.bin80c24c33ab75d1ce8416fddc3129124b080eb701540891394aa61935f46eaefc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4E39 | 5496 bytes |
font_01_sfnt_off00006101.bin1fcd4bd603ad5259fbc8d5e7754e79f2d1ca43446a1e6441af4a48063a72c178 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6101 | 9988 bytes |
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