MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link that redirects to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though partially corrupted, contains text related to problem-solving and a URL that appears to be part of a link farm designed to attract search engine traffic. The ML classifier also strongly flagged this PDF as malicious. The embedded link likely serves as a lure to a phishing or malware distribution site.
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=steps+involved+in+problem+solving+pdf
- http://tonaxozik.elizabethdeangelis.com/uploads/1/3/1/3/131384284/72b9fa0606.pdf
- http://wolixikew.welearnbyheart.com/uploads/1/3/1/3/131379706/1902570.pdf
- http://files.bitsetc.org/uploads/1/3/2/6/132695571/wasatokaleboz.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/5249/8070/files/marshall_valvestate_2000.pdf
- https://cdn.shopify.com/s/files/1/0431/6522/1028/files/disikurolisefinujulit.pdf
- https://cdn.shopify.com/s/files/1/0429/7415/0809/files/17516702994.pdf
- https://cdn.shopify.com/s/files/1/0431/5555/4470/files/21703898218.pdf
- https://cdn.shopify.com/s/files/1/0434/5711/8374/files/17250675707.pdf
- https://cdn.shopify.com/s/files/1/0444/4097/7574/files/reported_speech_affirmative_and_negative_statements_exercises.pdf
- https://cdn.shopify.com/s/files/1/0430/6986/6133/files/mosabuxidarunasopepala.pdf
- https://cdn.shopify.com/s/files/1/0433/5573/4166/files/midiwevububivizigivafam.pdf
- https://cdn.shopify.com/s/files/1/0432/8642/9861/files/pikopagakem.pdf
- https://cdn.shopify.com/s/files/1/0432/6552/3862/files/fuvenesonipe.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_off00005e5b.bin4e85e4ff84c40505ec93f2f0b7518664cb25ffb4920e9d09acce1bbf00caa948 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E5B | 5456 bytes |
font_01_sfnt_off000070d1.bin04cd34c5c25dedb356baf8db1563dc6ca8e0e382c33627497d58cb4fc55c1907 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70D1 | 9868 bytes |
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