MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, one of which, 'https://ttraff.cc/pify?keyword=enterobiasis+treatment+guidelines', is identified as a malicious redirector. The document body, though heavily obfuscated, appears to contain text related to 'Enterobiasis treatment guidelines', suggesting a lure to entice users to click the malicious link. The presence of numerous other PDF links, many pointing to Shopify domains, indicates a link farm strategy, likely to obscure the malicious destination. The ML classifier strongly flagged this PDF as malicious.
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.cc/pify?keyword=enterobiasis+treatment+guidelines
- http://files.mawptacoma.com/uploads/1/3/0/7/130740130/zadofobuvuwinekolube.pdf
- https://cdn.shopify.com/s/files/1/0433/8001/5271/files/car_wash_business_plan.pdf
- https://cdn.shopify.com/s/files/1/0445/7860/3172/files/58439494015.pdf
- https://cdn.shopify.com/s/files/1/0431/5434/2042/files/size_of_a4_sheet_paper_in_cm.pdf
- https://cdn.shopify.com/s/files/1/0430/3945/7431/files/42184452732.pdf
- https://cdn.shopify.com/s/files/1/0440/5837/8392/files/bixowejebobuwezekarawom.pdf
- https://cdn.shopify.com/s/files/1/0431/0876/1764/files/jekatofigimimoluridox.pdf
- https://cdn.shopify.com/s/files/1/0433/7877/0076/files/ds2_iron_keep.pdf
- https://cdn.shopify.com/s/files/1/0434/8693/7253/files/tusanexuzatik.pdf
- https://cdn.shopify.com/s/files/1/0429/5809/4495/files/jeduvexuradegunigufas.pdf
- https://cdn.shopify.com/s/files/1/0434/0521/3847/files/54059433457.pdf
- https://cdn.shopify.com/s/files/1/0430/6649/1042/files/equilibrium_constant_calculations_worksheet.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_off00006f89.bind26e04a12cb542268bfd23670ef04a314893b2245c9c1fe259e99101a3aa1eba |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F89 | 5244 bytes |
font_01_sfnt_off0000813b.binec2536a33cc6506c2369231f3a2d402b3d37282a4b013bee77dc379fa0a2f7a7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x813B | 9980 bytes |
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