MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, identified as a link farm, designed to redirect users to malicious infrastructure. One such link points to 'ttraff.ru', which is flagged as a malicious redirector. The document body, though heavily obfuscated, contains text related to a medical condition and the URL, suggesting a lure to trick users into clicking the malicious links.
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=penfigoide+ampolloso+tratamiento+pdf
- http://files.studioaase.ca/uploads/1/3/1/4/131407530/fumuge.pdf
- http://files.caloushop.com/uploads/1/3/1/0/131071137/pimagiw.pdf
- http://files.thefamilyfunband.com/uploads/1/3/0/7/130739452/tumamoxelas.pdf
- http://files.petridish-science.org/uploads/1/3/1/6/131607404/dazikukemekim.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/0428/7383/files/39584637953.pdf
- https://cdn.shopify.com/s/files/1/0436/1617/4237/files/nivuzadawidub.pdf
- https://cdn.shopify.com/s/files/1/0434/0878/5562/files/roxuno.pdf
- https://cdn.shopify.com/s/files/1/0433/0664/7717/files/19846259816.pdf
- https://cdn.shopify.com/s/files/1/0432/6785/0390/files/4890572543.pdf
- https://cdn.shopify.com/s/files/1/0429/2021/4681/files/depopadufu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/35035436777.pdf
- https://cdn.shopify.com/s/files/1/0434/7202/7814/files/food_club_neopets.pdf
- https://cdn.shopify.com/s/files/1/0433/5586/5242/files/4162044296.pdf
- https://cdn.shopify.com/s/files/1/0432/3095/3630/files/vesepe.pdf
- https://cdn.shopify.com/s/files/1/0431/3242/0250/files/botitajuk.pdf
- https://cdn.shopify.com/s/files/1/0430/8788/8551/files/89579828968.pdf
- https://cdn.shopify.com/s/files/1/0436/2970/7422/files/lufewugafulegetenikesedu.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_off0000eebd.bin1508be5cebaef4e74f433a73aeee0d9ab7765196dfa04a6fb41b41f81216c36a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEBD | 5360 bytes |
font_01_sfnt_off000100e9.bine903bfdaef4a13df8188928eeeb922773e47b648e591ca186b091e60f2a21993 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100E9 | 11816 bytes |
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