Malicious PDF — malware analysis report

Static analysis result for SHA-256 228a5e7c107be2bd…

MALICIOUS

PDF

43.6 KB Authoring application: Poppler-utils
MD5: e94abb65efaccff7994bfd84875df26c SHA-1: e8992e530cecb0f60c2df73277f76a4c0848b899 SHA-256: 228a5e7c107be2bd915d722ce12276ad1e5e71e1627b89713267b1d401cffbfd
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File

The PDF contains a large number of external links, as indicated by the PDF_SEO_LINK_FARM heuristic. These links likely lead to further malicious content or phishing pages. The ClamAV detection and ML classifier strongly suggest malicious intent, consistent with a phishing or redirection campaign. 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://velobristol.com/uploads/1/3/0/4/130483200/dutawaju.pdf
    • http://hewhodieswiththemostrunswins.com/uploads/1/3/0/7/130776401/mepapalaxuvusu_roxevi.pdf
    • http://rexusconsulting.com/uploads/1/3/0/5/130538836/kigif_nixuterut_xagimijox.pdf
    • http://bridgepointsearch.com/uploads/1/3/0/6/130604730/nitutezegunofebadib.pdf
    • http://uteo.us/uploads/1/3/0/5/130589133/4b13071.pdf
    • http://walkoffstudios.com/uploads/1/3/0/5/130589144/tofukogerapuk.pdf
    • http://newmexicomade.com/uploads/1/3/0/6/130604748/7fced42.pdf
    • http://bloomingpottery.com/uploads/1/3/0/3/130313167/4b7717842.pdf
    • http://legendsdarkamusements.com/uploads/1/3/0/4/130477864/wapidagonipawigatu.pdf
    • http://edcollaborations.org/uploads/1/3/0/5/130540683/nopomanumigokijo.pdf
    • http://donotgohere.com/uploads/1/3/0/2/130289688/2262503.pdf
    • http://pensacoin.com/uploads/1/3/0/8/130814118/386073.pdf
    • http://eastcoastbadmintonclub.ca/uploads/1/3/0/5/130588319/7018376.pdf
    • http://cornwall2theandes.com/uploads/1/3/0/2/130287211/8508556.pdf
    • http://informativegenetics.com/uploads/1/3/0/5/130588307/9531261.pdf
    • http://nxnaturallife.com/uploads/1/3/0/3/130313190/ruzujob_mupekive.pdf
    • http://worldciderdomination.com/uploads/1/3/0/8/130873942/2297eb31dfa3.pdf
    • http://billionsstreet.store/uploads/1/3/0/6/130605167/fifasob-nalumozuxukij.pdf
    • http://bulletmotorsport.com/uploads/1/3/0/2/130273617/6158952.pdf
    • http://calabrand.com/uploads/1/3/0/4/130488584/ab53d2cf801e62.pdf
    • http://mightykidshealth.com/uploads/1/3/0/3/130323291/6182924.pdf
    • http://traveleatexplore.com/uploads/1/3/0/2/130289410/fitixobizonojoguwa.pdf
    • http://riverdalecommunitycenter.com/uploads/1/3/0/5/130541272/6317571.pdf
    • http://slayedalteregos.com/uploads/1/3/0/4/130488993/mefosimese_vubifigimewif_depev_lesapogerumom.pdf
    • http://michaelshusko.com/uploads/1/3/0/6/130605498/130605498.html#identifying+inductive+and+deductive+arguments
    • http://rexusconsu

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000465c.bin
588ae37e35fa1ccb0708bf15fa65b99eebeae600ab6a4ba2eef48f2fe382f8b4		 pdf-font-stream PDF embedded font (sfnt) at offset 0x465C 8292 bytes

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