MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector. The document body, though heavily obfuscated, contains text related to 'learning english worksheets' and includes the malicious URL. This suggests a social engineering attempt to trick users into visiting a potentially harmful site, likely for phishing or malware distribution.
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=learning+english+worksheets+for+beginners+pdf
- http://files.deinteko.com/uploads/1/3/1/8/131871907/fe2e518d47c9.pdf
- http://files.ejpalmieri.com/uploads/1/3/2/6/132681556/jodakenotog.pdf
- http://files.thecottageschool.info/uploads/1/3/2/3/132303035/niburi.pdf
- http://files.secondsundayride.org/uploads/1/3/0/7/130775979/mokole-pagop.pdf
- https://cdn.shopify.com/s/files/1/0436/0496/7581/files/13496944423.pdf
- https://cdn.shopify.com/s/files/1/0428/8957/6601/files/vebiwavimanowimiwivino.pdf
- https://cdn.shopify.com/s/files/1/0435/9254/8511/files/mapuzipivumono.pdf
- https://cdn.shopify.com/s/files/1/0432/7797/5712/files/capital_city_of_all_countries.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/39646295774.pdf
- https://cdn.shopify.com/s/files/1/0433/7470/6853/files/82145851482.pdf
- https://cdn.shopify.com/s/files/1/0431/0876/1751/files/zawelepopejipukazugexere.pdf
- https://cdn.shopify.com/s/files/1/0433/2702/9400/files/jamipisamawaxevekatoxag.pdf
- https://cdn.shopify.com/s/files/1/0437/6874/2039/files/55526614871.pdf
- https://cdn.shopify.com/s/files/1/0433/7614/8643/files/minecraft_1._14_give_generator.pdf
- https://cdn.shopify.com/s/files/1/0428/2191/0687/files/smith_and_wesson_469.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pajovi.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_off000063f1.binad01c09d914e22ceda4330a18eceda1999a92bc4a77e9dd78648ae44d5cb7b39 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63F1 | 5540 bytes |
font_01_sfnt_off000076d2.bin5bc2de965e10b5505afe23a2c0674c77818d5567fbce23db4e177a061ff832b6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76D2 | 10080 bytes |
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