MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to external PDF files hosted on various domains. One prominent link redirects to 'ttraff.com', a known malicious redirector. The document body, though partially corrupted, contains text related to a PDF title and the authoring application, suggesting a lure to download a seemingly legitimate document. The presence of numerous SEO-like URLs indicates a link farm designed to distribute malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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/wb?keyword=halliday%20resnick%20walker%2010th%20edition%20pdf In PDF document text
- http://files.tkdonlineregistration.com/uploads/1/3/2/3/132303378/bevodineg_xitudosesivono_sutifoguv_kabarobanevusot.pdfIn PDF document text
- http://files.longjourneyhome.net/uploads/1/3/0/8/130874582/5963903.pdfIn PDF document text
- http://files.loveyoursass.com/uploads/1/3/0/7/130738825/tumaxataxusixivukexa.pdfIn PDF document text
- http://files.authorrnewson.com/uploads/1/3/1/4/131453045/0be2c681a2ef9.pdfIn PDF document text
- http://files.art2day.co.uk/uploads/1/3/0/8/130874295/201e32d0c60d.pdfIn PDF document text
- http://files.pamsteashoppe.com/uploads/1/3/1/3/131384789/59b03f6f49c09c.pdfIn PDF document text
- http://files.vividboutiquehsv.com/uploads/1/3/2/6/132681293/xidinotakawiz.pdfIn PDF document text
- http://files.event-guru.co.uk/uploads/1/3/2/8/132814473/jesemokuba.pdfIn PDF document text
- http://files.gentrylaw.com/uploads/1/3/2/8/132815175/4835937.pdfIn PDF document text
- http://files.naeaglemulch.com/uploads/1/3/1/6/131606271/gakij_vijepajaburud_wezifataj_mevovidafep.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://wokovimi.files.wordpress.com/2020/06/75755475465.pdfIn PDF document text
- https://vajowobago.files.wordpress.com/2020/06/gabajusowafopufarine.pdfIn PDF document text
- https://lilelefog888926321.files.wordpress.com/2020/06/67489812637.pdfIn PDF document text
- https://boworuw.files.wordpress.com/2020/06/19561731039.pdfIn PDF document text
- https://widodufe.files.wordpress.com/2020/07/xufodipuxemotuzajajide.pdfIn PDF document text
- https://dusikixitew.files.wordpress.com/2020/07/39742443005.pdfIn PDF document text
- https://jisezos.files.wordpress.com/2020/06/xudijomubinetowavijaro.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kofuf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xawifakupubegezixezo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/46391305542.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_off000067a7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67A7 | 5444 bytes |
SHA-256: 1cea755100c5a781bcecfcad29fa41a1361f6ed33962c625eafea56a374d09a5 |
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font_01_sfnt_off00007a30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A30 | 10376 bytes |
SHA-256: 9a8ccfb645bd655a79d02e3b57f9ddea58fd83db19d5c9c9b7114c2ed5e82721 |
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