MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to a known malicious redirector, suggesting it's part of a link farm or SEO spam campaign. The document body, though heavily obfuscated, contains keywords related to 'tenancy agreement' and 'download', indicating a lure. The presence of embedded URLs and the ML classifier's high confidence score support the malicious verdict.
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.ru/pify?keyword=tenancy+agreement+template+free+download+pdf
- http://files.nmctkd.com/uploads/1/3/1/4/131453645/246080.pdf
- http://files.juliemakeshealthyfood.com/uploads/1/3/1/4/131437615/wubagusiwibanof-revome-fapuwazej-fetezupaketid.pdf
- http://files.thepeacefulhealingtree.com/uploads/1/3/0/8/130814674/5c263a6e10.pdf
- http://files.jamearichmondedwards.com/uploads/1/3/0/8/130814066/74bc3ebd2ffe43.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/4374/1083/files/mutejozusipeduvemos.pdf
- https://cdn.shopify.com/s/files/1/0433/6379/5096/files/55253652203.pdf
- https://cdn.shopify.com/s/files/1/0434/3191/9765/files/33505404904.pdf
- https://cdn.shopify.com/s/files/1/0433/4052/9816/files/84845514610.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/68736518606.pdf
- https://cdn.shopify.com/s/files/1/0434/6891/4838/files/27637037228.pdf
- https://cdn.shopify.com/s/files/1/0435/2226/1143/files/sogapetomugejamupubape.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/japoxotoruzub.pdf
- https://cdn.shopify.com/s/files/1/0431/8163/7794/files/95094736795.pdf
- https://cdn.shopify.com/s/files/1/0432/0192/1184/files/47380958090.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_off00008f27.bin66bc9d5fba104a7ed8fa9abb8c62613c4b41169da6e58aed8e9677932747649c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8F27 | 5180 bytes |
font_01_sfnt_off0000a0c6.binc94c03a82e072beaf59a12445683f4834575162f3c7085717b86970d458487e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA0C6 | 10324 bytes |
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