Malicious PDF — malware analysis report

Static analysis result for SHA-256 b6ef4209b28faaf8…

MALICIOUS

PDF

40.2 KB Authoring application: Solid Converter PDF
MD5: 0b69758a7260d3de9949351d7a3a7a2a SHA-1: f50dc5b7847fadb6406da04ff5b355679fdee7a9 SHA-256: b6ef4209b28faaf81b1fabc046df3761d5dc8ab4911cd9beb7d9d16463ba7bc8
150 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded URLs, identified as a link farm. This suggests the document's primary purpose is to redirect users to external malicious content or for SEO manipulation. The ClamAV detection and ML classifier further support its malicious nature, classifying it as phishing-related malware.

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://isladelplacer.com/uploads/1/3/0/5/130589098/756a676c71ec8.pdf
    • http://peercard.org/uploads/1/3/0/6/130639757/e2fc3.pdf
    • http://theabsurdists.com/uploads/1/3/0/6/130621412/3e13d9f7b.pdf
    • http://aziragroup.com/uploads/1/3/0/5/130589334/1117966.pdf
    • http://cpanel.maeganabel.com/uploads/1/3/0/7/130740547/7161751.pdf
    • http://50staaten.com/uploads/1/3/0/6/130605125/47ae647da1ed.pdf
    • http://emilydowlingfriedman.com/uploads/1/3/0/2/130292089/wexugagatomasifim.pdf
    • http://stealthvanliving.com/uploads/1/3/0/6/130604086/delugelozosiwegax.pdf
    • http://minigoldendoodlesutah.com/uploads/1/3/0/5/130539979/befisug_rutejujave.pdf
    • http://www.l-wear.com/uploads/1/3/0/2/130289235/tofodezasosewa.pdf
    • http://ellisroadpde.com/uploads/1/3/0/5/130588513/1f2229325b.pdf
    • http://cofhhe.org/uploads/1/3/0/6/130621798/wusakajuvoxuxegu.pdf
    • http://www.artmakemeanoffercom.com/uploads/1/3/0/6/130620295/4010191.pdf
    • http://www.dive-okinawa.com/uploads/1/3/0/6/130640146/gakinixaparajeg_xalibi_fapuxapez.pdf
    • http://culturalovers.org/uploads/1/3/0/3/130323341/gekixinat.pdf
    • http://skinshipofbeverlyhills.com/uploads/1/3/0/7/130775740/jukegawuduvulu_rinet_wobejofefizixa_wupilewa.pdf
    • http://tkcprosjekt.smartkomweb.no/uploads/1/3/0/3/130323555/2601795.pdf
    • http://americanhazelnut.co/uploads/1/3/0/6/130621182/vawovajen.pdf
    • http://ghettomaderecords.com/uploads/1/3/0/7/130775050/girukonatamepopuri.pdf
    • http://katiescreativityclinic.com/uploads/1/3/0/5/130550796/9cd7d17.pdf
    • http://www.deadstockaus.com/uploads/1/3/0/5/130588775/5104c52ba734d.pdf
    • http://auscorruption.exposed/uploads/1/3/0/7/130776413/pepepi_gemajin_mirogijoveto_velafegakidofe.pdf
    • http://cypherchem.com/uploads/1/3/0/6/130620731/44e3100b18b5219.pdf
    • http://855crown.lucky1st.com/uploads/1/3/0/3/130312951/130312951.html#analytical+and+bioanalytical+chemistry+research+abbreviation

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003aac.bin
fce40234936c4be6d122e4a22326ecdebd8402805406d83bcbe205c90d3bf596		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3AAC 7908 bytes

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