Malicious PDF — malware analysis report

Static analysis result for SHA-256 01d1b3af69fccf18…

MALICIOUS

PDF

32.6 KB Authoring application: Scribus
MD5: 0cc3bf260914e995807ae4ff34dfe26b SHA-1: c254e5f0d19e5ea7c8fe01ae3ea67a30cd776aa5 SHA-256: 01d1b3af69fccf18305415bc9762e43165bbc2dfecb5881c5ebf4d4edb18e747
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded external links, a technique often used for SEO manipulation or to redirect users to malicious sites. ClamAV detected this as Pdf.Phishing.TtraffRobotInstall, and an ML classifier also flagged it as malicious. The document body is heavily obfuscated and contains no clear textual lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

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://morganisalive.com/uploads/1/3/0/4/130435787/jerilamezalumoj.pdf
    • http://jozscarlet.com/uploads/1/3/0/4/130435939/liwipowesuw-samavurolanol-vulusagoxeteliw-simenumivoruxi.pdf
    • http://allisonroman.com/uploads/1/3/0/8/130814559/4783019.pdf
    • http://diasporaleaders.com/uploads/1/3/0/7/130738798/budadex.pdf
    • http://nomadicescaperoom.com/uploads/1/3/0/4/130483770/zobafusagaloluzo.pdf
    • http://comeseemyjamaica.com/uploads/1/3/0/6/130604685/gazegiwilaxiso-zisufurejorunes-runog.pdf
    • http://zendla.com/uploads/1/3/0/6/130604077/wosowuralusaj_fofaron_xegewafide.pdf
    • http://translatorquote.com/uploads/1/3/0/4/130435520/4124652.pdf
    • http://porkinc.net/uploads/1/3/0/4/130435673/2a8296225c9b0f7.pdf
    • http://monkonmolokai.com/uploads/1/3/0/6/130604848/lixefebadenanika.pdf
    • http://ohanaguidance.com/uploads/1/3/0/4/130483514/kinipusopogogeverex.pdf
    • http://brownsugarbabyllc.com/uploads/1/3/0/3/130323622/3950394.pdf
    • http://michaudwellness.com/uploads/1/3/0/6/130621698/130621698.html#antibiotic+for+neutropenic+fever

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002729.bin
6102cee7aa692459beef51204a481c91b79d510a706ffbd23dd4375b58dd449a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2729 7956 bytes

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