MALICIOUS
104
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of external links, many of which point to seemingly unrelated PDF files on various domains. This pattern is indicative of a link farm or SEO spam operation, potentially used to distribute malware or drive traffic to malicious sites. The presence of a 'download button' lure further supports this. No scripts were extracted, limiting the analysis of direct payload execution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
Heuristics 5
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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External URI info PDF_URIPDF contains an external URL action
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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 http://takachmechanical.com/uploads/1/3/0/2/130272978/130272978.html#basanta+utsav+bengali+movie+free PDF link annotation
- http://doggleggmedia.com/uploads/1/3/0/8/130874094/8961987.pdfIn PDF document text
- http://djglo.com/uploads/1/3/0/2/130272484/medexefadozudafux.pdfIn PDF document text
- http://vasilacorp.com/uploads/1/3/0/7/130775123/mulefosufavemopevo.pdfIn PDF document text
- http://promedicalradiology.com/uploads/1/3/0/7/130740218/bizubaga.pdfIn PDF document text
- http://shields-data.com/uploads/1/3/1/3/131379401/6703508.pdfIn PDF document text
- http://ninjadrone.pro/uploads/1/3/1/3/131384531/4312696.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005481.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5481 | 7800 bytes |
SHA-256: c8d86a93babf495691ed8a6d60907c96032e59f274d76fd41f5f5cee5171cfbf |
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font_01_sfnt_off000072e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72E6 | 2652 bytes |
SHA-256: e2f1373bf3d70a40ff4276a486f0a1d2d32154e4f45ad1243a44c3d3b7d91cea |
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