Malicious PDF — malware analysis report

Static analysis result for SHA-256 c41752cb37720251…

MALICIOUS

PDF

51.5 KB Authoring application: Inkscape
MD5: 8348c3e9d524392494e7a141acbc0c7c SHA-1: cfe0e29ea46831a56f07bbf6068d0a3de03fae97 SHA-256: c41752cb37720251957a1d54e450ec36ffb324d855ea295be46a09f8bcca1806
128 Risk Score

Malware Insights

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

The PDF contains a large number of external links, a common technique for SEO poisoning or distributing malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly suggests a phishing or traffic redirection purpose. The document body, though heavily obfuscated, contains a reference to a URL that is also listed in the extracted URLs, reinforcing the malicious intent.

Heuristics 4

  • 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
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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://rebecca-a-johnson.com/uploads/1/3/0/3/130379803/6746603.pdf
    • http://www.nordicinter.net/uploads/1/3/0/2/130272267/sisuzorop.pdf
    • http://nybellhouse.com/uploads/1/3/0/4/130488736/8092927.pdf
    • http://matooki.com/uploads/1/3/0/7/130775363/469958.pdf
    • http://nowator.eu/uploads/1/3/0/7/130776132/51b58d1392fe25.pdf
    • http://clubof.club/uploads/1/3/0/6/130604833/0029f947882f.pdf
    • http://helenabperryfinancial.com/uploads/1/3/0/2/130291485/tinivu_degupule_mexaz_bafalowu.pdf
    • http://omerikizler.com/uploads/1/3/0/8/130873951/rogelineke.pdf
    • http://latoniaprice.com/uploads/1/3/0/8/130813511/ab42d16222b6.pdf
    • http://wtoservices.com/uploads/1/3/0/6/130604312/1706538.pdf
    • http://saddlemachine.com/uploads/1/3/0/4/130483409/95f7bebca4cc.pdf
    • http://stacheyourcat.com/uploads/1/3/0/6/130605059/4577c244f0.pdf
    • http://laceramica.studio/uploads/1/3/0/2/130272388/mufotimopotuxipeg.pdf
    • http://curatedchoice.co/uploads/1/3/0/5/130590689/boravi-goxidoki-gigamop.pdf
    • http://www.piccolospizzaandice.com/uploads/1/3/0/7/130740553/2083986.pdf
    • http://www.michalrutkowski.us/uploads/1/3/0/6/130604251/gafok.pdf
    • http://jerricafromamerica.com/uploads/1/3/0/7/130776069/zakevipuka-tasoteg-nugagas-tedovugom.pdf
    • http://heath-family.rominastiebenphotography.com/uploads/1/3/0/8/130814055/130814055.html#fifa+world+cup+2018+game+calendar

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00000f40.bin
653f30ca9513a15cbcd80641a3f618770cab087325dad793fd159a2d213f3856		 pdf-font-stream PDF embedded font (sfnt) at offset 0xF40 9444 bytes

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