MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains numerous embedded links, many of which point to SEO-optimized PDF hosting sites. One critical heuristic identified a link to a known malicious redirector, `https://ttraff.cc/wb?keyword=nella%20fantasia%20partitura%20pdf%20gratis`. The document body, though partially corrupted, also contains this URL and other PDF links, suggesting a coordinated effort to drive traffic to malicious infrastructure. The ML classifier strongly supports the malicious nature of this PDF.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
-
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.
-
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.
-
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.
-
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.
-
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/wb?keyword=nella%20fantasia%20partitura%20pdf%20gratis In PDF document text
- http://files.summeroffootball.com/uploads/1/3/0/7/130775633/8543288.pdfIn PDF document text
- http://files.marianasterrestrialconservation.org/uploads/1/3/0/7/130775751/pazugasovuk.pdfIn PDF document text
- http://files.barkmanwoodworking.com/uploads/1/3/1/4/131437531/7020795.pdfIn PDF document text
- http://files.decatn.org/uploads/1/3/0/7/130739095/morizewi.pdfIn PDF document text
- http://files.krwoodworkings.com/uploads/1/3/1/8/131871894/1591208.pdfIn PDF document text
- http://files.orangehistory.org/uploads/1/3/1/3/131380998/6a7d3c8e67aa6.pdfIn PDF document text
- http://files.graffitiwgratitude.com/uploads/1/3/0/7/130738814/808e7b1556b9ad.pdfIn PDF document text
- http://files.wichitafallsbridge.com/uploads/1/3/1/6/131606429/1806263.pdfIn PDF document text
- http://files.charlottesabourin.com/uploads/1/3/2/6/132681213/lufivosoxopov.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://ribodijexob.files.wordpress.com/2020/06/56752665884.pdfIn PDF document text
- https://tisamipaf.files.wordpress.com/2020/06/mosavexu.pdfIn PDF document text
- https://vomibomuso593992328.files.wordpress.com/2020/06/99438907350.pdfIn PDF document text
- https://junakunujira.files.wordpress.com/2020/07/40991982264.pdfIn PDF document text
- https://junoturadaf.files.wordpress.com/2020/07/vizabolujononipabages.pdfIn PDF document text
- https://kesakede.files.wordpress.com/2020/06/retenoxopejifiziwa.pdfIn PDF document text
- https://bavorekivaso.files.wordpress.com/2020/06/gomekolusazerewep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zokiwu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/81274949660.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/44994208471.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mesujegixaxufusataxa.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_off000048ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x48FF | 4952 bytes |
SHA-256: 4446a7b2b4b53b3f7b33a0448211239cc625ce8583affff96eeab6c3738e3b58 |
|||
font_01_sfnt_off000059e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x59E1 | 11972 bytes |
SHA-256: f3b436b6f363a0f04ce466e4234ab052514959b38c4343bf4d016be2887afead |
|||
Open this report in the interactive analyzer, or submit your own file for analysis.