Malicious PDF — malware analysis report

Static analysis result for SHA-256 3f03d1b56558845d…

MALICIOUS

PDF

33.6 KB Authoring application: Serif PagePlus
MD5: 416e23661c4d4627a36069d54b076f3d SHA-1: e3203084242d6c271c96c73f35b728f9d260a951 SHA-256: 3f03d1b56558845d399f736b35634f5335874a8c7cde42d6106c2d417b7c169c
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File

The PDF file contains a large number of embedded external links, as detected by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection also flags this as a phishing-related threat. The embedded URLs likely lead to further malicious content or phishing pages, aiming to exploit users through a link farm strategy. 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://dr-ballouz.eu/uploads/1/3/0/7/130738960/losibuxegolapup.pdf
    • http://carrollhudders.com/uploads/1/3/0/5/130588296/zeferuxigi-nimapap-kelovuba.pdf
    • http://vmmovers.com/uploads/1/3/0/2/130289427/biziwufonijakax.pdf
    • http://spartanadvantage.com/uploads/1/3/0/6/130621226/825056.pdf
    • http://wellingtonbusinesssolutions.com/uploads/1/3/0/6/130604034/7246226.pdf
    • http://littlenonna.com/uploads/1/3/0/6/130621402/fbbb82f4c.pdf
    • http://braizbistro.com/uploads/1/3/0/6/130621093/sizopejuw.pdf
    • http://bebelechecln.com/uploads/1/3/0/8/130814909/19068f8.pdf
    • http://www.livinglovingloudly.com/uploads/1/3/0/2/130273987/zigidefuz-gixubavisod-vofovuxusigu-mekuxasa.pdf
    • http://mindyourqs.com/uploads/1/3/0/5/130550920/pirovimi_nopulogagev_xezijedotamevut_fafoduwenasuzil.pdf
    • http://carasoul.com/uploads/1/3/0/4/130476313/wowopetokofodusaw.pdf
    • http://lucastanshijin.com/uploads/1/3/0/6/130621800/rupawe_fovugivazuxe_wazewodojob_sexego.pdf
    • http://mta-sts.mail.trentriverdesigns.com/uploads/1/3/0/7/130739525/jobinozogawaguruwe.pdf
    • http://shenyuanfan.com/uploads/1/3/0/7/130738720/numinomide.pdf
    • http://carolinecolombo.com/uploads/1/3/0/5/130550748/vogizemipu.pdf
    • http://www.fireflyevent.com/uploads/1/3/0/5/130589396/9773391.pdf
    • http://ecuador-seo.com/uploads/1/3/0/5/130550775/cfa52.pdf
    • http://treeremovalbarrie.net/uploads/1/3/0/7/130740045/miruk.pdf
    • http://mygreatideas.co.nz/uploads/1/3/0/5/130589260/vosabisorizewa.pdf
    • http://host243.carmichaelnl.com/uploads/1/3/0/2/130289272/130289272.html#irregular+past+tense+verbs+worksheet+for+grade+3

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000250b.bin
0e769e32278ddbdad2a188a9a9d89db3da1522919e935b4057caeed71e9a318b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x250B 7616 bytes

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