Malicious PDF — malware analysis report

Static analysis result for SHA-256 a2bf3c4c34c18ad6…

MALICIOUS

PDF

33.1 KB Authoring application: Serif PagePlus
MD5: 4be3b9ccdd6bdb0f88f82a465fcd7871 SHA-1: ffff4406c1ffb51a9c180320e4f7ef3f820f19ea SHA-256: a2bf3c4c34c18ad6ba9f9a783e3ecd8c45ce7bbc18dc1ba53fbaee99f2495091
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. This suggests a phishing or SEO manipulation tactic. The ClamAV detection as Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a malicious intent, likely related to traffic redirection or phishing. 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://pooleyslaw.co.uk/uploads/1/3/0/6/130605074/7172297.pdf
    • http://oidso.net/uploads/1/3/0/4/130488506/zamivozoziko-manetamezejifu-robilawolil-ragaro.pdf
    • http://reddiamondbenefits.com/uploads/1/3/0/5/130588957/tabujozirediweroxa.pdf
    • http://mybestloanrate.com/uploads/1/3/0/2/130287242/rawujifa.pdf
    • http://nakedpavementbooks.com/uploads/1/3/0/2/130270906/biselururobide.pdf
    • http://obrienclan.com/uploads/1/3/0/4/130488736/9558462.pdf
    • http://ozhiking.com/uploads/1/3/0/6/130639471/dixodizobapu.pdf
    • http://bvhstyle.com/uploads/1/3/0/5/130588484/6775726.pdf
    • http://nuohotel-zh.devsite-1.com/uploads/1/3/0/6/130639450/dc0c87acf76.pdf
    • http://meshayla.com/uploads/1/3/0/7/130739967/130739967.html#coordinate+plane+pictures+free+worksheets

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000011b7.bin
52d06e952e2c28c6b0b4ef0d78dac6118091ab8287f79b85dd5acea22fdcccf6		 pdf-font-stream PDF embedded font (sfnt) at offset 0x11B7 7484 bytes

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