Malicious PDF — malware analysis report

Static analysis result for SHA-256 b329dc2243873c27…

MALICIOUS

PDF

42.4 KB Authoring application: PDF Studio
MD5: 3d6daebec2abd77a1a1a1cfc2def31b1 SHA-1: 30716c6bd26af22eaf78fc58b0d6f22eafff646e SHA-256: b329dc2243873c277b8d6472e0eb25f93d8bcef069a3f40a8935d121df94939c
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. These links point to various PDF files hosted on different domains, suggesting a link farm or redirection mechanism. The ClamAV detection as Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a phishing or traffic-generation intent. The document body content is largely unreadable due to encoding issues, but the presence of 'Adrenal fatigue diet youtube' might be a lure.

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://newlifeeastla.com/uploads/1/3/0/5/130544468/726b555185a.pdf
    • http://prypost.com/uploads/1/3/0/6/130620987/97090cddf6.pdf
    • http://iusedtobetechnical.com/uploads/1/3/0/3/130379063/matamokasaderuwumul.pdf
    • http://webmail.obxshagclub.com/uploads/1/3/0/5/130551714/2445087.pdf
    • http://youpartyiplan.com/uploads/1/3/0/8/130874115/kutawinoporogopikesu.pdf
    • http://americanfamilygeriatriccare.com/uploads/1/3/0/6/130621781/2741423.pdf
    • http://apartmrome.com/uploads/1/3/0/5/130588712/7af1051dd.pdf
    • http://eyebeauty.org/uploads/1/3/0/3/130313049/17329ca5664f98.pdf
    • http://midsomersetmartialarts.com/uploads/1/3/0/8/130813644/fufonawav-vesujepopepaf-redudowuki-jigobobiwulexa.pdf
    • http://delegationband.com/uploads/1/3/0/7/130739373/5374190.pdf
    • http://cairnsrunningtours.net/uploads/1/3/0/3/130313748/56c8c3ad.pdf
    • http://www.bluedaisiedesigns.com/uploads/1/3/0/9/130969953/wegib-zodizanodeni-dezujawurubuw-figize.pdf
    • http://www.shop.radiowavz.com/uploads/1/3/0/7/130739377/56a19bcba.pdf
    • http://mutus.store/uploads/1/3/0/4/130476611/naputi_dusadofobudev_jotuligijo_biwanatukudop.pdf
    • http://joannamenicucci.com/uploads/1/3/0/7/130740046/demibevov_wupusapuxim.pdf
    • http://perezplumbingtorrance.com/uploads/1/3/0/6/130640116/rifowufus.pdf
    • http://y1qjm.slpny.com/uploads/1/3/0/2/130272435/130272435.html#adrenal+fatigue+diet+youtube

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003efd.bin
83459e82cebe561b9e65dda6a09953c9e35f75e5df0fa62a624e1833cc5b8086		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3EFD 1708 bytes
font_01_sfnt_off00004a0e.bin
6027fc365319c70524bb1b02169a0a04a8eae4c837ad0b2eab38d99f5f09179b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4A0E 7892 bytes

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