MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, including one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text related to 'understanding life science grade 12' and the malicious URL, suggesting a lure to educational content. The presence of multiple PDF links, many hosted on Shopify, indicates a link farm designed to distribute malicious content.
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=understanding+life+science+grade+12
- http://gadeva.larabranca.com/uploads/1/3/0/7/130775195/tizoxiretak.pdf
- http://files.love-chaos.com/uploads/1/3/1/0/131070500/ganoxejunikamoludowa.pdf
- http://files.donnawardlehman.com/uploads/1/3/2/7/132741136/cb2ac.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/2556/3799/files/winuxasa.pdf
- https://cdn.shopify.com/s/files/1/0430/9994/7169/files/18162392664.pdf
- https://cdn.shopify.com/s/files/1/0428/6775/3116/files/31113512374.pdf
- https://cdn.shopify.com/s/files/1/0428/6336/2204/files/ansilvund_excavation_first_puzzle.pdf
- https://cdn.shopify.com/s/files/1/0437/6081/2190/files/39897517089.pdf
- https://cdn.shopify.com/s/files/1/0433/9171/3443/files/quake_4_cheats.pdf
- https://cdn.shopify.com/s/files/1/0434/6498/2693/files/tekizugizuxupenewub.pdf
- https://cdn.shopify.com/s/files/1/0440/7502/4549/files/daxavixozigitufutaro.pdf
- https://cdn.shopify.com/s/files/1/0429/7215/1959/files/puwilowedopise.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000065f8.binf4d02a0ebbc8ec9764bd87033010c72c3b934e05ae8091bb37e8d32a82f28d4f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65F8 | 5364 bytes |
font_01_sfnt_off00007846.bin59eb56b84827e7a6c67e528fd88b7cea9a9e7a03edaef88fec1aec0e6bfbf321 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7846 | 9924 bytes |
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