Malicious PDF — malware analysis report

Static analysis result for SHA-256 2359e923a4695250…

MALICIOUS

PDF

42.3 KB Authoring application: QPDF First seen: 2026-05-08
MD5: 67680936bf6dcb1920cf82957553e3e0 SHA-1: 29f1296f931a48211a45ef1c23d66af19bdced17 SHA-256: 2359e923a469525061dc0008b5cf120028deabe67fdd93e6a27adac490d1906f
152 Risk Score

Malware Insights

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

The PDF file exhibits a critical heuristic firing for a link farm, containing 22 external PDF links. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports its malicious nature. The embedded URLs are likely used to redirect users to phishing sites or download further malicious content. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://www.hagesher.org/uploads/1/3/0/8/130873982/544b1828c44f.pdf In PDF document text
    • http://twointernational.com/uploads/1/3/0/6/130621610/1055946.pdfIn PDF document text
    • http://blackbooktales.com/uploads/1/3/0/8/130873916/2246cd1f8.pdfIn PDF document text
    • http://rnrinc.org/uploads/1/3/0/6/130639362/1965905.pdfIn PDF document text
    • http://www.conectodos.com/uploads/1/3/0/5/130540937/kaxevajadev-nomuzusuma-lukose.pdfIn PDF document text
    • http://www.wildsidesafaris.co.za/uploads/1/3/0/4/130488736/5194eeed6.pdfIn PDF document text
    • http://internetstudiescenter.net/uploads/1/3/0/6/130639733/mosuxafubi-sejukepotew-bovokevevikug.pdfIn PDF document text
    • http://rflconstruction.com/uploads/1/3/0/8/130814873/870e4e3f7f98d20.pdfIn PDF document text
    • http://neokundalini.org/uploads/1/3/0/6/130621847/2799425.pdfIn PDF document text
    • http://jonjonsells.net/uploads/1/3/0/5/130588195/bevivizoxadekozagoro.pdfIn PDF document text
    • http://earnyopay.com/uploads/1/3/0/7/130739922/57753bb.pdfIn PDF document text
    • http://msestate.co.jp/uploads/1/3/0/5/130588291/9f29be61a78c.pdfIn PDF document text
    • http://koasports.com.au/uploads/1/3/0/2/130289369/076aee9074b62.pdfIn PDF document text
    • http://thatyoumaybelieve.com/uploads/1/3/0/3/130323585/tuben-wodajux.pdfIn PDF document text
    • http://northamericanbazi.com/uploads/1/3/0/5/130590403/aeeaae45dcc8.pdfIn PDF document text
    • http://thisiscontent.io/uploads/1/3/0/6/130639721/d2bcdfa3d45ffce.pdfIn PDF document text
    • http://bcbiofuel.org/uploads/1/3/0/5/130590195/1295098.pdfIn PDF document text
    • http://startkin.com/uploads/1/3/0/7/130739952/natixaduvod-jivusexajo-nixotaj.pdfIn PDF document text
    • http://newfoodie.net/uploads/1/3/0/4/130476266/8e8eafb21ad.pdfIn PDF document text
    • http://rfsbr.org/uploads/1/3/0/5/130543552/kavabumitapa-vufedaxobobimi.pdfIn PDF document text
    • http://quantum-solution.com/uploads/1/3/0/5/130550824/e799bc.pdfIn PDF document text
    • http://trianglebusinessnetworks.com/uploads/1/3/0/7/130775884/tuvufalamov.pdfIn PDF document text
    • http://wrestlingbears.co.uk/uploads/1/3/0/5/130540293/130540293.html#scientific+poster+presentation+sizeIn PDF document text

Related samples 1

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

Full JSON: related samples API

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004472.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x4472 7868 bytes
SHA-256: c008b48fccc0dc987f7db9a391fb325e512e319aa3c9af368edbfbbd83b86736

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