MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document contains numerous embedded links, many pointing to link farms and a known malicious redirector. The document body, though partially corrupted, includes text suggesting it is a user manual, likely a lure to trick users into visiting malicious sites. The ML classifier strongly indicated maliciousness, and the presence of a malicious redirector URL confirms the intent to lead users to harmful 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://cctraff.ru/aws?keyword=olympus+vin-541pc+user+manual
- https://topemarepebide.weebly.com/uploads/1/3/4/3/134316461/kekatufasikujugu.pdf
- https://fodezamu.weebly.com/uploads/1/3/1/4/131407453/7517590.pdf
- https://dutitujazekap.weebly.com/uploads/1/3/0/8/130814390/tunitulo.pdf
- https://gafalevomunu.weebly.com/uploads/1/3/4/2/134235362/dodunil.pdf
- https://joxenawofin.weebly.com/uploads/1/3/4/3/134342561/kivojidupiz_papetelilotoxer.pdf
- https://pusojavinobaz.weebly.com/uploads/1/3/4/3/134353251/0ff639342e407ca.pdf
- https://fijojonibiw.weebly.com/uploads/1/3/2/6/132681787/a8401ec7a9859.pdf
- https://xibopenevitamog.weebly.com/uploads/1/3/4/4/134488628/1934496.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://s3.amazonaws.com/saziwijaxodav/tasujilarifibiteg.pdf
- https://s3.amazonaws.com/bubeto/59415857822.pdf
- https://s3.amazonaws.com/zupenafud/free_retail_business_plan_sample.pdf
- https://uploads.strikinglycdn.com/files/ab6f0560-1534-42c4-8df5-3c733c0ab4c7/61462819703.pdf
- https://s3.amazonaws.com/jifesu/biparental_inheritance_of_mitochondrial_dna_in_humans.pdf
- https://uploads.strikinglycdn.com/files/1d6044df-24a8-4563-b621-1bb65c1a3463/xinefozuzejijaxudetulel.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_off00006462.bine90226dbb1f496cbb5d20f35982c5689037da8eb8fabaeb6b657d385af37b1d2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6462 | 5564 bytes |
font_01_sfnt_off0000775e.binbe49f1a31ac7f897a8859392ea712fc732db049b00ebdd0e521e2707e9bae2b0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x775E | 10356 bytes |
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