MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, with one identified as a malicious redirector. The ML classifier also flagged this PDF as malicious. The document body text is obfuscated and contains a URL that appears to be part of the redirection chain. The presence of numerous links, including one pointing to a known malicious redirector, strongly suggests a phishing or malware distribution attempt.
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=am%25C3%25A9lioration+continue+kaizen+pdf
- http://doled.eatdancebreathe.com/uploads/1/3/1/0/131070420/mojugir.pdf
- http://files.glamorouspeachboutique.com/uploads/1/3/1/4/131407148/rebufotiwizi-xamobenox-bupudamevame.pdf
- http://files.chasehillschool.com/uploads/1/3/1/4/131454102/8d8a957c201718.pdf
- http://files.sweetteasweettreats.com/uploads/1/3/1/4/131408245/3283174.pdf
- https://cdn.shopify.com/s/files/1/0437/4046/3255/files/50341532305.pdf
- https://cdn.shopify.com/s/files/1/0428/8859/3571/files/sevosaxe.pdf
- https://cdn.shopify.com/s/files/1/0434/4555/1271/files/24719193157.pdf
- https://cdn.shopify.com/s/files/1/0429/2821/0073/files/50605010046.pdf
- https://cdn.shopify.com/s/files/1/0431/2065/6545/files/xejudaguzezuwum.pdf
- https://cdn.shopify.com/s/files/1/0429/2299/9964/files/adrenergic_drugs_medicinal_chemistry.pdf
- https://cdn.shopify.com/s/files/1/0429/5986/3959/files/los_arcturianos.pdf
- https://cdn.shopify.com/s/files/1/0432/4976/2459/files/fenugilok.pdf
- https://cdn.shopify.com/s/files/1/0432/8567/6188/files/25488422345.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_off00005e94.bin67d9fd1f5ca6873a0dcaf9108c766c942f85dcf2869460a77e07cc511c32972b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E94 | 5368 bytes |
font_01_sfnt_off00007086.binb22f5dadf39210aaa410d8aa1cd6af1a3ec2efedb27d951594277429ac10c969 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7086 | 11348 bytes |
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