Malicious PDF — malware analysis report

Static analysis result for SHA-256 68de2968f0307de4…

MALICIOUS

PDF

40.6 KB Authoring application: PDFedit
MD5: aa74b3d0fdf73f817bfbb6909f0ad4d7 SHA-1: 0adedb7735809638a40036fa5166674481ca6083 SHA-256: 68de2968f0307de469f8aca8e5e1fc415956b82e13008d51046e77a2a1fa768f
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

This PDF file was flagged by multiple heuristics, including a critical PDF_SEO_LINK_FARM rule and ClamAV detection as Pdf.Phishing.TtraffRobotInstall. The file contains a mass of external links to other PDF documents, suggesting a link farm or a distribution mechanism for further malicious content. No scripts were extracted, but the presence of numerous external URLs indicates a potential phishing or content distribution scheme.

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://bebelechecln.com/uploads/1/3/0/8/130814909/19068f8.pdf
    • http://company-of-things.com/uploads/1/3/0/3/130313087/345374.pdf
    • http://mhentscheldesigns.com/uploads/1/3/0/2/130288567/zujuxokixi.pdf
    • http://www.clearwaterhsmarinecorpjrotc.com/uploads/1/3/0/4/130488243/22cdc.pdf
    • http://njmodelagency.com/uploads/1/3/0/2/130289760/runelijoluleme.pdf
    • http://18before18.com/uploads/1/3/0/6/130604467/6a348c654fbab29.pdf
    • http://doubleeroofing.org/uploads/1/3/0/6/130639706/xedivogevem.pdf
    • http://ctechpcs.com/uploads/1/3/0/6/130639051/kugirujo_zosawasil_kuriker_zibugijes.pdf
    • http://banvej.dk/uploads/1/3/0/7/130738903/f006e86f3511b.pdf
    • http://mododucspiritum.com/uploads/1/3/0/5/130550992/dirijofonixaxarizi.pdf
    • http://a1700745xstreamtravel.xsideas.com/uploads/1/3/0/6/130639315/130639315.html#define+autocratic+democratic+and+laissez+faire

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000048ea.bin
03f37c5545e8f892e080859d9dcf360e3e1ddce3e8a23d404e4b08a2501d7932		 pdf-font-stream PDF embedded font (sfnt) at offset 0x48EA 8044 bytes

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