MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a redirector service known to host malicious content. The ML classifier also strongly indicated maliciousness. The document body contains obfuscated text and URLs, including a link to 'ttraff.ru', which is flagged as a malicious redirector. This suggests the document is designed to lure users to malicious sites, likely for further exploitation or credential harvesting.
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=cdate+in+vb.+net+to+format+date
- http://mulezas.donnawocher.com/uploads/1/3/2/7/132710780/mesaje.pdf
- http://talul.bekindtoeverykind.com/uploads/1/3/1/4/131408024/7935704.pdf
- https://cdn.shopify.com/s/files/1/0435/4736/1439/files/google_chrome_web_to_converter.pdf
- https://cdn.shopify.com/s/files/1/0438/0885/0081/files/lipid_peroxidation_2020.pdf
- https://cdn.shopify.com/s/files/1/0429/1103/9655/files/96392309426.pdf
- https://cdn.shopify.com/s/files/1/0440/6925/7366/files/bs_standards_electrical_free_download.pdf
- https://cdn.shopify.com/s/files/1/0430/7704/2325/files/gunojibozurolevur.pdf
- https://cdn.shopify.com/s/files/1/0433/9105/8083/files/8252160502.pdf
- https://cdn.shopify.com/s/files/1/0427/7560/9510/files/15207858353.pdf
- https://cdn.shopify.com/s/files/1/0431/1531/5351/files/xisimulisudo.pdf
- https://cdn.shopify.com/s/files/1/0427/9091/2159/files/dotitefaxopurodasepux.pdf
- https://cdn.shopify.com/s/files/1/0431/4297/1553/files/31553764302.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006061.bina1779ca53098f78adf5befcfd56dd66576b3897c0db30a270d68621da22e60bc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6061 | 4888 bytes |
font_01_sfnt_off000070f5.bine15ff80367bac7d24b047cf141fa0b2d50395053e12df48ff8b2ffcd3813ee6c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70F5 | 11676 bytes |
font_02_sfnt_off0000976d.bina542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x976D | 4324 bytes |
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