MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm of 28 external PDF links, with the primary link directing to a known malicious redirector. The document body, though heavily obfuscated, contains the malicious URL and other benign-looking URLs, suggesting a social engineering attempt to drive traffic to malicious infrastructure. No scripts were extracted, but the presence of a malicious redirector and a large number of external links indicates a likely attempt to lead users to malicious content.
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=swift+numberformatter+2+decimal+places
- http://riguwese.tunup.org/uploads/1/3/1/4/131482962/dadawamexudozubo.pdf
- http://files.igumenova-lab.com/uploads/1/3/2/7/132710491/850529.pdf
- http://wikamiv.deinehandwerker.ch/uploads/1/3/1/4/131406821/3822024.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/6268/8918/files/2020_calendar_blank.pdf
- https://cdn.shopify.com/s/files/1/0430/7730/4484/files/biostatistical_analysis_zar_free_download.pdf
- https://cdn.shopify.com/s/files/1/0440/5798/5189/files/25232750763.pdf
- https://cdn.shopify.com/s/files/1/0435/5689/6927/files/68854875917.pdf
- https://cdn.shopify.com/s/files/1/0434/0006/9287/files/ponesezib.pdf
- https://cdn.shopify.com/s/files/1/0430/9785/0017/files/85655619591.pdf
- https://cdn.shopify.com/s/files/1/0432/3350/9534/files/ladotukinideboju.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/51507598499.pdf
- https://cdn.shopify.com/s/files/1/0430/8549/6482/files/wetuzeminojeserexa.pdf
- https://cdn.shopify.com/s/files/1/0431/5214/6586/files/sexuluku.pdf
- https://cdn.shopify.com/s/files/1/0463/1753/5397/files/geramasiveresenes.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_off00005cc2.binc40364678816f04bc07a3368113188c496455d4353d0381ee219f29a42faca98 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5CC2 | 5768 bytes |
font_01_sfnt_off00007052.bin36429ec3e47094d55c66bf12047d21f1173ef1df71a0309f61277febbe98c410 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7052 | 16000 bytes |
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