MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.com, which is disguised as a psychology worksheet. The document body, though heavily obfuscated, contains the same lure text and URLs. The ML classifier strongly indicated maliciousness, and the presence of numerous embedded links points to a link farm or redirection strategy. No scripts were extracted from this sample.
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=inside+out+movie+analysis+psychology+worksheet
- http://files.geostructuralengineering.com/uploads/1/3/1/3/131382387/2387774.pdf
- http://desupigu.retroca.com/uploads/1/3/0/7/130739892/7854976.pdf
- http://sepuked.greenfielddevllc.org/uploads/1/3/2/8/132814989/1db2a.pdf
- https://cdn.shopify.com/s/files/1/0428/5664/4774/files/39468689894.pdf
- https://cdn.shopify.com/s/files/1/0438/4374/7990/files/fudumawowikesubafanuta.pdf
- https://cdn.shopify.com/s/files/1/0429/7372/4825/files/wobewugajaviwot.pdf
- https://cdn.shopify.com/s/files/1/0433/4993/4231/files/33219174180.pdf
- https://cdn.shopify.com/s/files/1/0436/6663/6953/files/62256530586.pdf
- https://cdn.shopify.com/s/files/1/0431/3009/3728/files/nugevogo.pdf
- https://cdn.shopify.com/s/files/1/0437/3997/1738/files/polar_coordinates_worksheet_kuta.pdf
- https://cdn.shopify.com/s/files/1/0431/8766/7103/files/42685137029.pdf
- https://cdn.shopify.com/s/files/1/0430/6586/8437/files/71421120504.pdf
- https://cdn.shopify.com/s/files/1/0440/0244/3422/files/fademavotedemokiminawut.pdf
- https://cdn.shopify.com/s/files/1/0434/5780/6502/files/8039553906.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_off0000612f.binccde1225abfe9ff2a9fa955ab03c9e627fd449474a53a4ac9c74b2f6f390b8eb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x612F | 5744 bytes |
font_01_sfnt_off00007495.binc6ee519c73bc20b01f81d4874e3ad024506be0861ef7ddc3b1c6f52f79a945ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7495 | 9924 bytes |
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