Malicious PDF — malware analysis report

Static analysis result for SHA-256 a274ec70b574452b…

MALICIOUS

PDF

35.1 KB Authoring application: PDFBox
MD5: 95b1093931553f2a88b6869ac52e42f8 SHA-1: 80482436fb78019caba761a5d2819320a4948d19 SHA-256: a274ec70b574452b72867b238f3b9b3eec3d32e227027c322dcd6b3a05c71988
120 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, a common technique for SEO poisoning and phishing. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly suggests a phishing campaign. The embedded document body, though heavily obfuscated, contains references to 'Political impact of globalization on developing countries' and a truncated URL, further supporting the phishing lure. The primary attack pattern involves redirecting users to malicious external sites.

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://luvschool.com/uploads/1/3/0/7/130739974/fomuvi-jowamug-merewif-sewizivuwadobub.pdf
    • http://bullfrogs-butterflies.com/uploads/1/3/0/7/130740117/413457.pdf
    • http://privacyprerogative.com/uploads/1/3/0/8/130873741/83ff0ad.pdf
    • http://nadiaprice.com/uploads/1/3/0/4/130488833/wadato.pdf
    • http://sjsbeacon.com/uploads/1/3/0/5/130590051/12f87ddc.pdf
    • http://charbrinson.com/uploads/1/3/0/3/130323493/rojorediduz.pdf
    • http://www.oasisgaminginc.com/uploads/1/3/0/7/130740566/gixawozow_febidoweru.pdf
    • http://lauralemay.net/uploads/1/3/0/6/130605299/528644.pdf
    • http://itsbluebird.com/uploads/1/3/0/5/130544754/5a708ded5.pdf
    • http://reannhuber.com/uploads/1/3/0/6/130621607/minivozujumobeziz.pdf
    • http://blacksmithsdaughters.com/uploads/1/3/0/8/130874307/778b51a6e7ab.pdf
    • http://www.fearlesssocial.net/uploads/1/3/0/7/130740259/130740259.html#political+impact+of+globalization+on+developing+countries

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000336a.bin
9feaf5a2dbfd603da9b1ba66072159fadbbab8640feaa9e573e70411ecff2764		 pdf-font-stream PDF embedded font (sfnt) at offset 0x336A 7444 bytes

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