MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links to external PDF files hosted on various domains, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier and ClamAV also flagged this file as malicious, with ClamAV identifying it as Pdf.Phishing.TtraffRobotInstall-7605656-0. The document body, though heavily obfuscated, contains URLs that are consistent with the link farm heuristic, suggesting a phishing or SEO spam campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
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://nefex.vipiski-besplatno2.icu/uploads/2020/01/27/6002104.pdf
- http://willowdisplays.com/uploads/1/3/0/6/130605028/8597783.pdf
- http://qualitynow.net/uploads/1/3/0/5/130588153/1cccc70af2eea.pdf
- http://bruise-music.de/uploads/1/3/0/6/130604251/tanojoxifaz-sijosutup.pdf
- http://bridgewist.com/uploads/1/3/0/2/130291539/9072895.pdf
- http://puwizo.fastforcash.xyz/uploads/2020/01/29/fovetotodinup_widosotirone_ladive.pdf
- http://tamax.videohabril.info/uploads/2020/01/28/dozise.pdf
- https://fimezekawoviduz.weebly.com/uploads/1/3/0/2/130289340/vusixu-gugujavepav-vubob.pdf
- https://fadarotujoxap.weebly.com/uploads/1/3/0/2/130289658/vefabasoxazovaxedike.pdf
- http://xulewow.ugra-transfer.com/uploads/2020/01/29/d15dcbbf3.pdf
- http://mvctk.com/uploads/1/3/0/2/130289393/7595641.pdf
- https://wovaruzusibo.weebly.com/uploads/1/3/0/5/130590564/809719.pdf
- http://zlz-fr.weebly.com/uploads/1/3/0/4/130435892/2095062.pdf
- http://nagur.restaurantevalledeltietar.com/uploads/2020/01/27/7bfbe1d45e7985.pdf
- http://nomadicescaperoom.com/uploads/1/3/0/5/130551132/4427669.pdf
- http://fermelechampslibre.com/uploads/1/3/0/3/130323462/14a4c5571.pdf
- http://sobglamour.com/uploads/1/3/0/6/130640072/kanelegid-fugigekulajibo-tuwifa.pdf
- http://luxiwu.easygo.tech/uploads/2020/01/29/aa85170decf.pdf
- http://phoenixbooks.org/uploads/1/3/0/6/130603815/lozawuzosimurok.pdf
- https://likigapawizi.weebly.com/uploads/1/3/0/3/130313117/tuxaropaneriz_jakuziw.pdf
- http://mysterycannabisclones.com/uploads/1/3/0/2/130289603/nigokomu.pdf
- http://seve.ancientstudio.online/uploads/2020/01/29/puwekasuzo_dafatawuronan.pdf
- http://zixedonoba.copyrightcontact-10000642147218.com/uploads/2020/01/28/72e6b72a6d1968c.pdf
- http://tolhps.com/uploads/1/3/0/5/130551083/7427502.pdf
- https://pibozedu.weebly.com/uploads/1/3/0/2/130270743/kozirafavabopu.pdf
- http://nationalfootballcheerleadersalumni.org/uploads/1/3/0/6/130620700/130620700.html#adb+android+install+usb
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000016b9.bind4d2e8a47f38c4857562747bfa0e17844e2a9fb71379807cff28511af9b45cdd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16B9 | 11172 bytes |
font_01_sfnt_off0000a6d5.bin779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA6D5 | 16036 bytes |
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