MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of external links to other PDF files hosted on various domains, a technique often used for SEO manipulation or to distribute malicious payloads. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' and the ML classifier output strongly indicate malicious intent. The embedded document body text, though heavily corrupted, mentions 'animals worksheet' and 'nursery rhyme', suggesting a lure to disguise the malicious link farm.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 3
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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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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://derig.host/uploads/1/3/0/3/130323235/tamefasurilaj.pdf
- http://evantervetphotography.com/uploads/1/3/0/4/130483134/fidofubipe-ruwubigagido.pdf
- http://3amcollage.com/uploads/1/3/0/5/130538842/5200847.pdf
- http://dxef.com/uploads/1/3/0/2/130272247/4450531.pdf
- http://claytonheightssportmassage.ca/uploads/1/3/0/2/130289244/e366c213cfdbc.pdf
- http://noahcaseycounselling.com/uploads/1/3/0/3/130379492/xuzezaxevijuzuzikat.pdf
- http://alldolledup-dollclothes.com/uploads/1/3/0/4/130436127/a60a6a9e3.pdf
- http://trojantailgateclub.com/uploads/1/3/0/8/130814581/ropurirosutobedan.pdf
- http://drinkresponsively.net/uploads/1/3/0/3/130313491/ditif.pdf
- http://miaburundi.com/uploads/1/3/0/7/130775087/975384.pdf
- http://boisebrunchbabes.com/uploads/1/3/0/7/130776535/281875b.pdf
- http://rx4retirement.info/uploads/1/3/0/5/130551739/2704882.pdf
- http://kitchenaidservicecenter.net/uploads/1/3/0/3/130379110/4e39982954.pdf
- http://prophits.net/uploads/1/3/0/7/130775286/dafukiranopirabaxo.pdf
- http://neboair.com/uploads/1/3/0/5/130551053/7334575.pdf
- http://naturesbarnyard.com/uploads/1/3/0/6/130603721/f39002af4429c29.pdf
- http://monsterworksmgmt.com/uploads/1/3/0/3/130323517/lopapidufes.pdf
- http://minecraftray.site/uploads/1/3/0/7/130776646/popada.pdf
- http://caplonsystems.com/uploads/1/3/0/5/130589004/512102.pdf
- http://loto2019.site/uploads/1/3/0/5/130539706/lasoworikokiwiw_lijiwixexinozof_vopipanonuxuro.pdf
- http://geeksmax.com/uploads/1/3/0/4/130490106/57a40da9.pdf
- http://monicalarsen.net/uploads/1/3/0/5/130551140/8160576.pdf
- http://talltowergames.com/uploads/1/3/0/2/130272420/jenezirev_busuzinoxi_tewalose_zuzexalu.pdf
- http://friendshiprule.com/uploads/1/3/0/4/130483773/wewuzalupukobufap.pdf
- http://svea1988.com/uploads/1/3/0/5/130539046/130539046.html#wild+and+domestic+animals+worksheet
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00002e64.binf31c439e28d0137206b91a151f21343900f846ed9ff070250fbe82eb1cc7da1d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2E64 | 16204 bytes |
font_01_sfnt_off0000469a.bin47a15b049c8da1719796dcd4daef584b0fd199c49c086e3ff285e82a06110aea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x469A | 8560 bytes |
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