MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with a critical heuristic firing indicating a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be part of this malicious redirection scheme. The presence of a link farm further supports the malicious intent of directing users to external, potentially harmful, sites.
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=co2+welding+machine+specification+pdf
- http://files.shirleyanneceramics.com/uploads/1/3/1/4/131438501/gerenopij.pdf
- https://cdn.shopify.com/s/files/1/0431/7151/2480/files/25945463116.pdf
- https://cdn.shopify.com/s/files/1/0430/7727/1703/files/punixulomifobel.pdf
- https://cdn.shopify.com/s/files/1/0433/2391/6443/files/define_corporate_social_responsibility.pdf
- https://cdn.shopify.com/s/files/1/0440/1748/3934/files/joxupo.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/22700630349.pdf
- https://cdn.shopify.com/s/files/1/0437/0523/7657/files/kapaxojok.pdf
- https://cdn.shopify.com/s/files/1/0432/4104/6171/files/85445693677.pdf
- https://cdn.shopify.com/s/files/1/0431/6338/6016/files/jorozikale.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/lorirazapevimixawas.pdf
- https://cdn.shopify.com/s/files/1/0441/1051/2280/files/lines_slopes_and_equations_revisited_worksheet_answers.pdf
- https://cdn.shopify.com/s/files/1/0432/1997/6350/files/mirisuga.pdf
- https://cdn.shopify.com/s/files/1/0448/5352/6690/files/ornamental_fish_farming_manual.pdf
- https://cdn.shopify.com/s/files/1/0433/3522/1403/files/kowaziwojofawi.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_off0000409f.bin7818b53cb0db6925101b0456b17dd3d034363cc8127cca8a89319f787e6abcf3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x409F | 5600 bytes |
font_01_sfnt_off00005399.bind6b327142345df4885d88cf404e4f1e00935f8c8b0442a92e31562c709cec67d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5399 | 9868 bytes |
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