Malicious PDF — malware analysis report

Static analysis result for SHA-256 b72eb6b95bb9ad86…

MALICIOUS

PDF

48.4 KB Authoring application: QPDF First seen: 2026-05-09
MD5: c81cf02eaead86368c03324aad4dea98 SHA-1: 4a523b0835cd5ac4f9137ae57fff03a97cc29643 SHA-256: b72eb6b95bb9ad86cb3f3dd37114a0c82aedb99325a647d1d416238b58564092
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, pointing to various domains. This suggests a link-farming or phishing campaign. The ML classifier and ClamAV detection strongly indicate malicious intent, specifically identified as Pdf.Phishing.TtraffRobotInstall-7605656-0. No scripts were extracted, but the embedded URLs are the primary indicators of compromise.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9996

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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.
  • 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://edibledallasfortworth.com/uploads/1/3/0/5/130539053/634e9.pdf In PDF document text
    • http://thearchitecturalgardendigest.com/uploads/1/3/0/5/130550832/31deee01dea25.pdfIn PDF document text
    • http://bataoverseas.com/uploads/1/3/0/4/130483487/7395512.pdfIn PDF document text
    • http://www.waterproofstructures.co.nz/uploads/1/3/0/7/130775584/kufozagut.pdfIn PDF document text
    • http://sphsbasketball.com/uploads/1/3/0/4/130436306/pitejepo_pajegenufa.pdfIn PDF document text
    • http://dianapoems.com/uploads/1/3/0/6/130621057/55d5384a93cb.pdfIn PDF document text
    • http://myguillermofloresuagro.net/uploads/1/3/0/3/130323957/gibazonuz.pdfIn PDF document text
    • http://mpbmobilenotary.com/uploads/1/3/0/6/130605076/revijofebe.pdfIn PDF document text
    • http://tewksburyhistoricalsociety.site/uploads/1/3/0/2/130289270/2172535.pdfIn PDF document text
    • http://tressesaunaturale.com/uploads/1/3/0/4/130483043/bbb49.pdfIn PDF document text
    • http://22-lax.com/uploads/1/3/0/6/130604871/65cbb.pdfIn PDF document text
    • http://thegeeksdomain.com/uploads/1/3/0/7/130739349/megekotaj.pdfIn PDF document text
    • http://bcdcosmetics.com/uploads/1/3/0/3/130379317/kedozuwajuro.pdfIn PDF document text
    • http://hostmaster.myleftylandies.com/uploads/1/3/0/6/130621019/ac42bce406e9.pdfIn PDF document text
    • http://mydrwalker.com/uploads/1/3/0/2/130272579/midilekobulok_pasalerumijumux_tomimaki.pdfIn PDF document text
    • http://celebrationperformers.com/uploads/1/3/0/5/130540176/3168825.pdfIn PDF document text
    • http://nancytoofani.com/uploads/1/3/0/7/130775759/wofoku.pdfIn PDF document text
    • http://antifeverformula.com/uploads/1/3/0/5/130541346/a10e0684939f967.pdfIn PDF document text
    • http://naualli.net/uploads/1/3/0/4/130488429/39d0f16c52.pdfIn PDF document text
    • http://brewandplowfarm.com/uploads/1/3/0/6/130621461/4372128.pdfIn PDF document text
    • http://www.pretendproduction.com/uploads/1/3/0/8/130813509/d9dfdd6371a0e6d.pdfIn PDF document text
    • http://labellewinery.net/uploads/1/3/0/7/130739895/sigelesu.pdfIn PDF document text
    • http://okashi.be/uploads/1/3/0/7/130738528/pupipagili-nixugu.pdfIn PDF document text
    • http://dcepool.com/uploads/1/3/0/6/130621098/dcd1c87da.pdfIn PDF document text
    • http://cvayn.bpmtc.com/uploads/1/3/0/4/130483811/130483811.html#fourier+transform+of+shifted+rect+functionIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://fedoraproject.org/wiki/Licensing/LiberationFontLicenseIn PDF document text
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Related samples 2

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003564.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3564 2692 bytes
SHA-256: 7db17ba1c98bbc12cb1c0d7f19bb901ba5ca3ef35ea4df2b18c3f3774bc6978f
font_01_sfnt_off00003e70.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x3E70 16208 bytes
SHA-256: c8cb7729cf819cb033fc650cb5e0ab1d6fd0ca72c095cb08f81fec04b4a58d05
font_02_sfnt_off000056c7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x56C7 8888 bytes
SHA-256: 8b0c58affdbcd39486c26dbd995bf2405f4a62f868f0c27423eb26d26911e4c3

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