Malicious PDF — malware analysis report

Static analysis result for SHA-256 d3414ba3a481a0bb…

MALICIOUS

PDF

47.2 KB Authoring application: Solid Converter PDF
MD5: 44ca9c839b5ec3f301cf3cd55c81e40f SHA-1: efa8b9f2280e5998aad8b7293c457d3c31b5036f SHA-256: d3414ba3a481a0bbd777a8ce2441824e8b02775d379ab98571fa26b44e5dd426
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded links to external PDF documents hosted on various domains. This behavior is indicative of a link farm used to distribute malicious content or conduct phishing attacks. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports the phishing classification. No scripts were extracted from this sample.

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://inc-questrikqerized.net/uploads/1/3/0/2/130287852/kativam.pdf
    • http://newtraditioncoffee.net/uploads/1/3/0/3/130324170/4970755.pdf
    • http://photostudiescollege.net/uploads/1/3/0/6/130603789/5314871.pdf
    • http://adaisyadayvintageandantiques.com/uploads/1/3/0/3/130323411/zimojilusufol-jufimuwuvowusaz-xesipike-kupamibezom.pdf
    • http://globaltechwomen.org/uploads/1/3/0/2/130288761/wojupe_lipukil.pdf
    • http://jailhouselawyers.com/uploads/1/3/0/6/130621552/3118432.pdf
    • http://reliancemartialarts.com/uploads/1/3/0/6/130639600/gojina_xaruz_wawuvobebujubo.pdf
    • http://puppyrapsheet.com/uploads/1/3/0/8/130874380/vujazonuwelut.pdf
    • http://amazingamericanstv.com/uploads/1/3/0/5/130540504/tuwopezedisadi.pdf
    • http://midwesternchristianacademy.org/uploads/1/3/0/2/130291536/f75bc6f7c463.pdf
    • http://morrisfamilyfund.org/uploads/1/3/0/7/130740056/6363e714.pdf
    • http://datanetguatemala.com/uploads/1/3/0/5/130544043/130544043.html#acalasia+cura+natural

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006035.bin
560a61225fba314f87fbd6d95081242080e2658bacb7581df5072f071a3e42c6		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6035 9340 bytes

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