MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link that redirects to malicious infrastructure, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body and embedded links suggest a lure related to 'Cambridge test for young learners pdf', likely a phishing attempt. The ML classifier also strongly flagged this PDF as 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.com/pify?keyword=cambridge+test+for+young+learners+pdf
- http://files.fitnessfactory1.com/uploads/1/3/0/7/130739567/3499249.pdf
- http://files.gafcs.org/uploads/1/3/0/8/130813778/aa40e61b67e.pdf
- http://ladezif.xclusivebuildersinc.com/uploads/1/3/0/7/130776208/xesuzuxu-sabokeno-lolidixaraji-xurejovimenipa.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0437/0097/7816/files/tefojekevasato.pdf
- https://cdn.shopify.com/s/files/1/0430/6599/9511/files/multiply_2x2_matrix.pdf
- https://cdn.shopify.com/s/files/1/0436/5864/1561/files/reziximulinazipo.pdf
- https://cdn.shopify.com/s/files/1/0435/3789/1477/files/craftsman_8hp_chipper_shredder_manual.pdf
- https://cdn.shopify.com/s/files/1/0429/1880/5657/files/arduino_nano_manual.pdf
- https://cdn.shopify.com/s/files/1/0432/7335/5419/files/vasexubosuf.pdf
- https://cdn.shopify.com/s/files/1/0447/7085/3013/files/contradicting_bible_verses.pdf
- https://cdn.shopify.com/s/files/1/0433/7201/9877/files/ve_c3_adculo_pela_placa.pdf
- https://cdn.shopify.com/s/files/1/0429/8955/1770/files/56100981285.pdf
- https://cdn.shopify.com/s/files/1/0431/3468/1250/files/96100436229.pdf
- https://cdn.shopify.com/s/files/1/0438/3821/0205/files/dotuzuxul.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000a84f.bin8c1febf81eed1a6f4e9686d42cfadd1cf408eb7c55868cedf684d505d0c4f706 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA84F | 5508 bytes |
font_01_sfnt_off0000baf8.bin364f5eb5cccd531abf5e99e5fe1c14da5cfdc7817823edd31bfd3587ccf33e12 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBAF8 | 10352 bytes |
font_02_sfnt_off0000de60.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE60 | 4324 bytes |
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