Malicious PDF — malware analysis report

Static analysis result for SHA-256 ae8c0abd59dbe897…

MALICIOUS

PDF

39.2 KB Authoring application: Inkscape
MD5: be143ec37a3d3d79cb2b929e8312a7a4 SHA-1: 987cd6dc256ec0dcf72dd85cbd945057d01cbadb SHA-256: ae8c0abd59dbe89725f7be98c719b63e8586a61a7d401330b0b99de7f36047f3
150 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. The ML classifier and ClamAV also flagged this file as malicious, with ClamAV specifically identifying it as Pdf.Phishing.TtraffRobotInstall-7605656-0. The embedded URLs suggest a phishing or SEO manipulation campaign, aiming to redirect users to potentially malicious content hosted on numerous domains. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small 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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Embedded URL info EMBEDDED_URL
    One 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://annasparklebox.com/uploads/1/3/0/5/130550714/kenedovo-pijipalemuv-vobukifame.pdf
    • http://www.jongrahamphoto.com/uploads/1/3/0/5/130540155/vizibu-migidagamoxubi-lopogiwitaxexod-barabeloxi.pdf
    • http://www.bouvardtavern.com/uploads/1/3/0/9/130969916/92680ebf802dfb.pdf
    • http://pegasusmalibu.com/uploads/1/3/0/6/130603997/490069.pdf
    • http://demenagementcentury21.com/uploads/1/3/0/7/130776682/9754409.pdf
    • http://www.franker.ca/uploads/1/3/0/5/130590469/7465773.pdf
    • http://rhythmjackson.com/uploads/1/3/0/7/130738487/40932c.pdf
    • http://www.graphicsmixology.com/uploads/1/3/0/4/130483407/tutut_jogil.pdf
    • http://nomadicartist.org/uploads/1/3/0/6/130604141/6afca268a.pdf
    • http://datpro.fi/uploads/1/3/0/5/130589449/6981288.pdf
    • http://mail.windycityknittingguild.com/uploads/1/3/0/7/130775475/4529941.pdf
    • http://getyourselfoutofpain.info/uploads/1/3/0/6/130603753/3096885.pdf
    • http://theayasafund.com/uploads/1/3/0/7/130739381/niletimajidono.pdf
    • http://comparefoldersapp.com/uploads/1/3/0/8/130873987/zujubobe-xamegosis-zakozuredin.pdf
    • http://tempeacademyptso.org/uploads/1/3/0/4/130488195/9592699.pdf
    • http://ortaklargrup.net/uploads/1/3/0/6/130639141/2975018.pdf
    • http://isabelreyna.com/uploads/1/3/0/3/130312986/c25e49f6539ff3.pdf
    • http://belairunitingchurch.org/uploads/1/3/0/6/130621441/zuxajovatez-zevirukewam.pdf
    • http://nugriot.com/uploads/1/3/0/4/130436037/21293a88ce267.pdf
    • http://phytocapital.com/uploads/1/3/0/4/130475966/nugozig.pdf
    • http://oc3.co.uk/uploads/1/3/0/4/130435588/601629ebb8.pdf
    • http://mobilhomebluesky.com/uploads/1/3/0/2/130270752/redumodolodaniminise.pdf
    • http://exalttravel.com/uploads/1/3/0/6/130621845/8eca603f7196f2b.pdf
    • http://runningshoesusa.com/uploads/1/3/0/6/130621865/gafajipumo.pdf
    • http://energyassessor.net/uploads/1/3/0/6/130603835/5152464.pdf
    • http://c0118146xstreamtravel.xsideas.com/uploads/1/3/0/5/130539825/130539825.html#love+or+arranged+marriage+vedic+astrology
    • http://theayasafu

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000341b.bin
379771cc7f5c4b07b35662e61d013fc46bcfb54de6080148e75a8c14bf050a45		 pdf-font-stream PDF embedded font (sfnt) at offset 0x341B 8300 bytes

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