MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, with one identified as a malicious redirector pointing to 'ttraff.ru'. The document body, though heavily obfuscated, also contains this URL, suggesting a lure to external content. The ML classifier strongly indicates maliciousness, and the presence of numerous SEO-optimized PDF links further supports a malicious intent to drive traffic to potentially harmful sites.
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=bayesian+networks+with+examples+in+r+scutari+pdf
- http://files.irishshepherdshuts.com/uploads/1/3/1/1/131164023/dakiropamol_xifofuxok.pdf
- http://wuzonapan.wildaboutchristmas.com/uploads/1/3/0/9/130969656/50266dd7902.pdf
- http://losopilok.michaelmattoongolf.com/uploads/1/3/1/6/131606201/xunubuvagojozepav.pdf
- http://files.joblakely.com/uploads/1/3/1/3/131384113/topikarete.pdf
- https://cdn.shopify.com/s/files/1/0430/8375/9765/files/gold_gym_exercise_chart.pdf
- https://cdn.shopify.com/s/files/1/0435/6286/0699/files/l_alphabet_grec.pdf
- https://cdn.shopify.com/s/files/1/0434/0678/6725/files/marvelous_designer_6_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0437/5855/1189/files/32466260919.pdf
- https://cdn.shopify.com/s/files/1/0435/4588/6884/files/sejarah_penjajahan_portugis_di_indonesia.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/96226605796.pdf
- https://cdn.shopify.com/s/files/1/0432/6876/7907/files/crhp_manual_online.pdf
- https://cdn.shopify.com/s/files/1/0435/3123/9588/files/28351323128.pdf
- https://cdn.shopify.com/s/files/1/0437/1172/5723/files/18269038786.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_off00005779.bin9536b1e2e05397c7500526f69c1accf6ddfa27e75a11ce5cf1ee9a871b9c0bc2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5779 | 5772 bytes |
font_01_sfnt_off00006b14.bin43e95050e4594ab2f3a017c63eae60c46efd4945ca35ea9203af461b4de8d937 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B14 | 10036 bytes |
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