MALICIOUS
192
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded URLs, forming a link farm, which is a common technique for distributing malware or directing users to phishing sites. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' and the ML classifier strongly indicate malicious intent. The document body, while containing garbled text, mentions 'Goodnotes bullet journal template 2018' and includes numerous URLs, suggesting a lure to disguise the malicious nature of the document and redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
Heuristics 4
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://datainaction.weebly.com/uploads/1/3/0/6/130603917/fc8c4016c4ad2.pdf In PDF document text
- http://tegur.photographer-sevastopol.ru/uploads/2020/01/28/komisu_wivujimimifixok.pdfIn PDF document text
- http://cleaningservicesresidentialcommercial.com/uploads/1/3/0/6/130620391/9ef724d.pdfIn PDF document text
- http://vegetablejewelry.com/uploads/1/3/0/5/130539428/zevadawuxe_zizigo_ligeweb.pdfIn PDF document text
- http://donnamalonescience.com/uploads/1/3/0/2/130289417/43fade1e2de.pdfIn PDF document text
- http://chromationspec.com/uploads/1/3/0/5/130588531/somemun.pdfIn PDF document text
- http://tarifgo.de/uploads/1/3/0/5/130589261/takizug.pdfIn PDF document text
- http://drbarrnd.com/uploads/1/3/0/5/130543488/7536188.pdfIn PDF document text
- http://kojiwe.svetofot.ru/uploads/2020/01/28/niripedugotamubawa.pdfIn PDF document text
- http://cammontv.com/uploads/1/3/0/6/130639510/e60697.pdfIn PDF document text
- http://nuohotel-zh.devsite-1.com/uploads/1/3/0/7/130740116/130740116.html#goodnotes+bullet+journal+template+2018In PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000012bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BC | 8292 bytes |
SHA-256: f4936741583a5f96f7f529f251f0581900c679dc6a4040a620566698df186e41 |
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font_01_sfnt_off0000678d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x678D | 16204 bytes |
SHA-256: 22cd034339abe83ef100088c344c397d43dbcb1a696a587bbc5f11ca204a751f |
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font_02_sfnt_off00007c89.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C89 | 2596 bytes |
SHA-256: 87fd6b1a35a64f5c2d30902eea89631a9c05d6b36ef70c6d0cee4d2ad867525e |
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