MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection and ML classifier strongly indicate maliciousness, with the file being classified as Pdf.Phishing.TtraffRobotInstall. The embedded URLs likely lead to phishing pages or further malware distribution, and the document body is heavily obfuscated and unreadable.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 3
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ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
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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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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://studioprbozeman.com/uploads/1/3/0/6/130621654/begofova_mepimivala.pdf In PDF document text
- http://nesteam.co.il/uploads/1/3/0/6/130605178/joxanirusumib_wegiviw_terovinumag.pdfIn PDF document text
- http://bepipiroko.sapsan-logistics.com/uploads/2020/01/29/8588974.pdfIn PDF document text
- https://tilezerufad.weebly.com/uploads/1/3/0/4/130489168/2198059.pdfIn PDF document text
- http://tomorrowlogy.com/uploads/1/3/0/4/130492441/genubujanemafu_gojipiwevazede_mejetetedimijav_dejetowag.pdfIn PDF document text
- http://kwpetcarecypress.com/uploads/1/3/0/6/130621383/1c43f.pdfIn PDF document text
- https://vidomaxe.weebly.com/uploads/1/3/0/4/130483457/nomujef-pedikudeke.pdfIn PDF document text
- http://drstellamedicalintuition.com/uploads/1/3/0/5/130551704/kedagano_tupemidutu.pdfIn PDF document text
- http://valdineschroeder.com/uploads/1/3/0/6/130622104/7881b9778.pdfIn PDF document text
- http://tenur.zorfa.icu/uploads/2020/01/28/jomeximofenesojudu.pdfIn PDF document text
- http://blockchainambassador.ca/uploads/1/3/0/7/130739443/130739443.html#achyut+godbole+books+in+marathiIn PDF document text
- http://linux.thai.net/projects/fonts-tlwgIn PDF document text
- http://www.thaitux.infoIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
- https://savannah.gnu.org/projects/freefont/In PDF document text
- http://www.gnu.org/licenses/In PDF document text
- http://www.gnu.org/copyleft/gpl.htmlIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000014e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14E3 | 9580 bytes |
SHA-256: b362865204e2818180f17512aa4a5fbbb843d530001fe1c05cb95f9cb72b0941 |
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font_01_sfnt_off0000725a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x725A | 16028 bytes |
SHA-256: ca889182d22413b1a5b6446cd5d954c095bfc2c8b2fec1022b19199100617195 |
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font_02_sfnt_off0000878e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x878E | 14300 bytes |
SHA-256: d81d3f072ae6a69ce6cf180ae67d3fdeb130488ae5ca04cabd93c36ee7bd5927 |
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font_03_sfnt_off0000aae5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAAE5 | 15996 bytes |
SHA-256: ca9df63ad9cb40efe1509e4f8838bf9837984638ea354bd25f6038962d0edefb |
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