MALICIOUS
192
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links to external PDF files hosted on various domains, a technique often used for phishing or distributing further malware. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' and the ML classifier strongly indicate malicious intent. The embedded URLs are likely part of a link farm designed to obscure the true destination or to host malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
Heuristics 4
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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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ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
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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://hostmaster.brenner-robotika.org/uploads/1/3/0/3/130379635/a6f7dd39cad1c66.pdf
- http://thetruthaboutarthurspector.net/uploads/1/3/0/5/130545475/zenelubuv.pdf
- http://bbartbyangelica.com/uploads/1/3/0/2/130270866/55d9d7.pdf
- http://mypinktoys.com/uploads/1/3/0/6/130640094/gixunefozekuz.pdf
- http://real4to.com/uploads/1/3/0/4/130477170/cb002e6bf.pdf
- http://northstarmedics.com/uploads/1/3/0/4/130476130/af54ecd2954cdc.pdf
- http://6foot7dave.com/uploads/1/3/0/6/130621583/228394.pdf
- http://desatascossantacolomadegramenet.com/uploads/1/3/0/8/130814065/ca5932eb6edbe.pdf
- http://viviantung.com/uploads/1/3/0/6/130621706/1031307.pdf
- http://untabvel.store/uploads/1/3/0/6/130604804/525f71.pdf
- http://dns.fernleyrepublicanwomen.com/uploads/1/3/0/6/130621089/f2b335980.pdf
- http://host26.thefulfillmenthouse.com/uploads/1/3/0/3/130323286/lopododofoze.pdf
- http://www.fourfeathersphoto.com/uploads/1/3/0/5/130550830/2c94cd3.pdf
- http://altec-hn.com/uploads/1/3/0/2/130291527/8732462.pdf
- http://narskuuttelu.com/uploads/1/3/0/7/130739326/1928912.pdf
- http://www.coramworkforcemodelling.com/uploads/1/3/0/6/130639931/5105869.pdf
- http://www.divamusicfestival.com/uploads/1/3/0/5/130539734/vakew-xotagu-rexekirekizegiz-befizakuwoz.pdf
- http://meansixteen.com/uploads/1/3/0/5/130588987/pedokikota-xunemojakotexe.pdf
- http://www.hunytung.com/uploads/1/3/0/5/130550966/fodubimesusalonopun.pdf
- http://x0524609xstreamtravel.xsideas.com/uploads/1/3/0/3/130313307/130313307.html#best+hiit+workout+for+fat+loss+at+home
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://fedoraproject.org/wiki/Licensing/LiberationFontLicense
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00002e26.bin50224c6c483bfa86a10f62efd7baa2c756f8036c0a911ebd537387e21b2fb6f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2E26 | 2732 bytes |
font_01_sfnt_off000039f0.bin146cb327dc4e1b89f0f09a251df541d81ddad179dcc898440a0a154bae23a3aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x39F0 | 7292 bytes |
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