MALICIOUS
200
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to disposable domains, indicating a link farm designed to redirect users to potentially malicious content. One prominent URL, 'https://ttraff.club/wix?keyword=how+to+get+lyft+receipt+for+expense+report', suggests a lure related to expense reports. The ML classifier strongly flagged this PDF as malicious, and the presence of a link farm with many external PDF links further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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.club/wix?keyword=how+to+get+lyft+receipt+for+expense+report In PDF document text
- http://files.ppesafetycompliance.com/uploads/1/3/0/9/130969656/diwamagido-ninupikakuke.pdfIn PDF document text
- http://fegod.saintmichaelscemetery.org/uploads/1/3/1/0/131070420/c9c5b428f41.pdfIn PDF document text
- http://movazab.snappycontentwriting.com/uploads/1/3/1/4/131453151/gufetawanapabi-wisuruzunezo-pexipebad.pdfIn PDF document text
- http://files.kwitoskiandassociates.com/uploads/1/3/2/8/132815388/fapuzinevixidasiv.pdfIn PDF document text
- http://files.pennyspetproject.com/uploads/1/3/0/7/130775520/jazotoxapomof.pdfIn PDF document text
- http://files.bodyshapingau.com.au/uploads/1/3/0/8/130815058/5eb03722.pdfIn PDF document text
- http://files.hireaecdirect.com/uploads/1/3/0/7/130739537/fadelawedelik.pdfIn PDF document text
- http://meret.disneylandiscreativity.com/uploads/1/3/1/4/131437792/9675975.pdfIn PDF document text
- http://dufapi.sozesty.com/uploads/1/3/0/7/130739706/d7385.pdfIn PDF document text
- http://files.misfitspolitics.com/uploads/1/3/2/6/132680784/532634.pdfIn PDF document text
- http://files.couragetogrowfarms.com/uploads/1/3/1/6/131606186/vasas.pdfIn PDF document text
- http://files.parishardaghmoydow.com/uploads/1/3/2/6/132681790/841c6d5d.pdfIn PDF document text
- http://nelij.nhtelephonemuseum.org/uploads/1/3/1/4/131407386/1466159.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8344/0030/files/how_to_extend_centos_root_partition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0464/8776/5160/files/cabuya_costa_rica_surf_report.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006788.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6788 | 5196 bytes |
SHA-256: ae20fabc4be7b07b065a2e7bda7a620e9452e119892a091223af5e56a2e05ba8 |
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font_01_sfnt_off00007973.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7973 | 9976 bytes |
SHA-256: c33963e0cb66ee366a9c760113de6e6ea37c389e94927fda7060267e812363e4 |
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