Malicious PDF — malware analysis report

Static analysis result for SHA-256 022cfeec39fbffdd…

MALICIOUS

PDF

37.9 KB Authoring application: Soda PDF
MD5: 91f07f1468b4b33b6ceffde80ca1b5af SHA-1: 45121fb8488fe535265425c924ba2794e47004bd SHA-256: 022cfeec39fbffdd332d029cee2685acd30c3af8070cfa9e5b7311b7eff2ae43
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, suggesting a link farm or distribution mechanism for further malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.

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://mindactionplan.com/uploads/1/3/0/4/130483507/dabonuxakagifanodado.pdf
    • http://hnccleaning.co.nz/uploads/1/3/0/4/130483924/9871789.pdf
    • http://www.tunechigames.com/uploads/1/3/0/2/130272432/f0f2fdf334eac58.pdf
    • http://cestagift.com/uploads/1/3/0/6/130620429/sukib-vexopu.pdf
    • http://toprestaurantreviews.com/uploads/1/3/0/6/130640094/tifet.pdf
    • http://mocknology.com/uploads/1/3/0/2/130270863/1407171.pdf
    • http://hostmaster.peterallengame.com/uploads/1/3/0/7/130776500/f58e6351c.pdf
    • http://easylivecontent.com/uploads/1/3/0/5/130590356/pabilunawobogufibez.pdf
    • http://bellaandmay.com/uploads/1/3/0/4/130483566/045d2cf04e92ef.pdf
    • http://thelotuscast.com/uploads/1/3/0/7/130776674/dcff1.pdf
    • http://psycologyandediting.com/uploads/1/3/0/6/130639777/332433.pdf
    • http://www.deliciousbeard.com/uploads/1/3/0/2/130289782/wegexane.pdf
    • http://www.bepatientcaregiving.com/uploads/1/3/0/5/130589179/3331559.pdf
    • http://nordicwarriortraining.com/uploads/1/3/0/4/130488311/8144b22.pdf
    • http://tqhlk.slpny.com/uploads/1/3/0/5/130551341/130551341.html#crochet+toys+free+patterns+pinterest
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://fedoraproject.org/wiki/Licensing/LiberationFontLicense

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000026ba.bin
83459e82cebe561b9e65dda6a09953c9e35f75e5df0fa62a624e1833cc5b8086		 pdf-font-stream PDF embedded font (sfnt) at offset 0x26BA 1708 bytes
font_01_sfnt_off00002eb2.bin
d907c570f1f8f2d62f38d7529dbf77de46ca3a1917ec53aca7a78bae59874b04		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2EB2 2616 bytes
font_02_sfnt_off00003a4c.bin
d046a4b6f221fbf6e165118820124b285eb723186d7308dd28e0bbf1020b573c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3A4C 7724 bytes

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