MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple embedded links, with one specifically identified as a malicious redirector pointing to 'https://ttraff.ru/pify?keyword=lancet+oncology+commission+report'. The document body, though heavily obfuscated, also contains this URL, suggesting an attempt to direct users to potentially malicious content. The presence of numerous external PDF links further indicates a link farm or redirection strategy.
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=lancet+oncology+commission+report
- http://nigasok.thelearningoptions.co/uploads/1/3/0/7/130775795/8585293.pdf
- http://damerelag.sheppardinternational.net/uploads/1/3/0/8/130874431/72dbaa59.pdf
- http://files.leadyouhomeoriginals.com/uploads/1/3/1/3/131398574/3da0840a.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0433/2634/1272/files/10127219733.pdf
- https://cdn.shopify.com/s/files/1/0429/6579/4969/files/amitriptilina_enxaqueca.pdf
- https://cdn.shopify.com/s/files/1/0430/6350/9141/files/nexife.pdf
- https://cdn.shopify.com/s/files/1/0435/8176/7841/files/bescherelle_la_conjugaison_pour_tous_frenchpdf._com.pdf
- https://cdn.shopify.com/s/files/1/0437/2905/9989/files/42643345282.pdf
- https://cdn.shopify.com/s/files/1/0437/1437/9930/files/15308382770.pdf
- https://cdn.shopify.com/s/files/1/0431/7344/5792/files/jolobixulitorezudirufifok.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mirizopenifipometetotagoz.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009f45.bin76578c7f8d053045c004a89d137d350a4a010b034abb0dfff6d004f862e09bb4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9F45 | 5084 bytes |
font_01_sfnt_off0000b077.bina9cc788894837f69fd1538c6a5e17ee49ea2aed1db46454cbe7cecf5d6db144d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB077 | 10636 bytes |
font_02_sfnt_off0000d4bf.bin7f6049e5011acf0e8581793f2bc2bb947aac2929fdb77abc318b2a6155c1ef71 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD4BF | 4324 bytes |
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