MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link pointing to 'https://ttraff.cc/pify?keyword=electrons+in+atoms+chapter+test+a+answers'. Additionally, it exhibits characteristics of a link farm, with numerous embedded links to Shopify-hosted PDFs, one of which is 'https://cdn.shopify.com/s/files/1/0431/5034/4352/files/successful_collaboration_in_the_workplace.pdf'. The ML classifier strongly indicates maliciousness. The document body, though heavily obfuscated, contains the same suspicious URL.
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=electrons+in+atoms+chapter+test+a+answers
- http://files.boweninsussex.com/uploads/1/3/2/7/132712120/15af1a7b40a5fcc.pdf
- http://fiwas.artistiquegym.com/uploads/1/3/1/1/131163599/2801414.pdf
- http://files.inlandmetalcrafts.com/uploads/1/3/0/9/130969305/cf5ba51dd.pdf
- https://cdn.shopif
- https://cdn.shopify.com/s/files/1/0431/5034/4352/files/successful_collaboration_in_the_workplace.pdf
- https://cdn.shopify.com/s/files/1/0443/0407/2860/files/biker_boyz_full_movie_free.pdf
- https://cdn.shopify.com/s/files/1/0434/3716/2657/files/kuxepitokupuvipufaxira.pdf
- https://cdn.shopify.com/s/files/1/0431/5496/4631/files/42753735815.pdf
- https://cdn.shopify.com/s/files/1/0432/3147/7922/files/gidefi.pdf
- https://cdn.shopify.com/s/files/1/0434/5475/9069/files/gigipipugepigovetu.pdf
- https://cdn.shopify.com/s/files/1/0430/8487/3879/files/78870389612.pdf
- https://cdn.shopify.com/s/files/1/0433/3325/5323/files/lemomekudorevevikub.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/34292265756.pdf
- https://cdn.shopify.com/s/files/1/0432/4674/7803/files/advanced_candlestick_analysis.pdf
- https://cdn.shopify.com/s/files/1/0429/6730/2295/files/81960894770.pdf
- https://cdn.shopify.com/s/files/1/0431/3926/8769/files/fumimuxegatavezavosa.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_off00007163.bin6df9f1740764eb9f32056facc6981c2c36aaf30450140bfc25bc3f44f250a7d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7163 | 5220 bytes |
font_01_sfnt_off00008302.binff52fc24375cee10e63c428fb75a7416862af2f9e23b2bd7edace6aaf41d2138 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8302 | 10516 bytes |
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