MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many pointing to external PDF files, which is indicative of a link farm or SEO spamming technique. One of the primary links directs to a known malicious redirector infrastructure. The document body, though heavily obfuscated, contains text related to "design thinking powerpoint" and the URLs suggest a lure to download further content, likely 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=design+thinking+powerpoint
- http://files.frostphysics.org/uploads/1/3/1/3/131378779/9520446.pdf
- http://files.tataoriate.com/uploads/1/3/1/3/131398140/fivuwomukoveges-jaropokudavu.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/wonazonuv.pdf
- https://cdn.shopify.com/s/files/1/0433/5465/2822/files/87878340583.pdf
- https://cdn.shopify.com/s/files/1/0430/9372/1255/files/rubank_elementary_method_clarinet_pd.pdf
- https://cdn.shopify.com/s/files/1/0432/9055/8622/files/75441964634.pdf
- https://cdn.shopify.com/s/files/1/0430/3791/7345/files/bowolumiwesasugadujumeto.pdf
- https://cdn.shopify.com/s/files/1/0437/9885/5837/files/gekumobeledavomagimika.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tivaluzisezulumavolo.pdf
- https://cdn.shopify.com/s/files/1/0432/3567/2219/files/gefaposage.pdf
- https://cdn.shopify.com/s/files/1/0431/0794/2549/files/disuxeruniruweravov.pdf
- https://cdn.shopify.com/s/files/1/0430/5161/4359/files/coldplay_clocks_acapella.pdf
- https://cdn.shopify.com/s/files/1/0438/7084/7131/files/gujoteka.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_off000067f0.bin34956a71933e7cb86dd051c75fc02fb53b2170ba5b16a7e2b12692e97096db0c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67F0 | 4992 bytes |
font_01_sfnt_off00007904.bin492e5f2a6a5e174656ad0b47208c54cbb2dfd3dc277ca668871bb644975c096b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7904 | 10488 bytes |
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