MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, including one pointing to a known malicious redirector infrastructure at 'ttraff.com'. The document body, though heavily obfuscated, contains text related to 'Facebook page branding guidelines' and the malicious URL, suggesting a phishing or social engineering lure. The presence of multiple external PDF links further indicates a link farm or redirection scheme.
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.com/pify?keyword=facebook+page+branding+guidelines
- http://wubaxi.csautoelite.com/uploads/1/3/1/4/131437423/261c8.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/pizegavegip.pdf
- https://cdn.shopify.com/s/files/1/0436/1751/7725/files/jaxopexizufojepenixeduz.pdf
- https://cdn.shopify.com/s/files/1/0428/5235/2159/files/carcinoma_basocelular_sclerodermiform.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/54313135065.pdf
- https://cdn.shopify.com/s/files/1/0431/5296/5792/files/international_business_strategy_verbeke.pdf
- https://cdn.shopify.com/s/files/1/0432/0398/5570/files/12477707419.pdf
- https://cdn.shopify.com/s/files/1/0434/0767/1453/files/herne_bay_junior_school_ofsted_report.pdf
- https://cdn.shopify.com/s/files/1/0437/0844/8919/files/radinukorunisovexaranok.pdf
- https://cdn.shopify.com/s/files/1/0431/5840/5276/files/zobejuviziravesus.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_off0000713c.bin2feb591eadef8399d8f272576c59af1ea540233c77b54a6be39f362040fe8cb2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x713C | 5204 bytes |
font_01_sfnt_off000082dc.bin529879cfcd24af0ec7b652815af0bfe7146af1ea7061d316db6b67d672c18a82 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82DC | 10380 bytes |
font_02_sfnt_off0000a633.bincd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA633 | 4324 bytes |
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