Malicious PDF — malware analysis report

Static analysis result for SHA-256 5e060f6c48cdedfa…

MALICIOUS

PDF

88.2 KB Created: 2021-06-29 22:57:04 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2026-06-05
MD5: 9c67e45db5e77d7fdba22b650ee9faf1 SHA-1: 7bed143ba5a842826e413d5879fd17da000d3ff5 SHA-256: 5e060f6c48cdedfaa1e1d9f461ee003de7c4e7b6a479ef2e5a493459d79ada49
156 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The PDF contains numerous links, many pointing to compromised CMS upload directories, suggesting an attempt to host malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent. The link farm nature and the use of compromised sites align with techniques for distributing malware or leading users to phishing pages.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9942

Heuristics 6

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM
    PDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
    The same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
  • 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://naasschoolofmotoring.ie/fckeditor/userfiles/file/genipupomosobobotuwini.pdf In PDF document text
    • http://rana-international.com/userfiles/files/zijojuxipowarigu.pdfIn PDF document text
    • http://garmagostaran.com/Upload/file/jafakapovemukoxemukuj.pdfIn PDF document text
    • https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/03141112a966821a4af03bc0333b7284/dalegigog.pdfIn PDF document text
    • https://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/160afa3cf3c6ec---81583825970.pdfIn PDF document text
    • https://aguiapromocional.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160bbd72ad7ef3---79304597858.pdfIn PDF document text
    • https://astoriareiki.com/wp-content/plugins/super-forms/uploads/php/files/72c7728d3209e79162c71bdf64a69fb1/sosusizozugawi.pdfIn PDF document text
    • http://ateliergermain.net/sites/default/files/file/36200188524.pdfIn PDF document text
    • http://ferrogep99.hu/static/media/file/lobijexawide.pdfIn PDF document text
    • https://thealloywheelcentre.co.uk/wp-content/plugins/super-forms/uploads/php/files/ff0417b7dc92f9c2df3f727bf48041a5/denetidipabisi.pdfIn PDF document text
    • https://mmagame.com/userfiles/file/numemakizol.pdfIn PDF document text
    • https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/cd13633e3fb50a5f973d9ea7111b7a6a/82827987025.pdfIn PDF document text
    • http://hotelsandmartin.cz/files/file/7515625454.pdfIn PDF document text
    • http://www.esthemed.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160827fcdaad83---87332081197.pdfIn PDF document text
    • https://homini.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160ade444cbdcb---44085866254.pdfIn PDF document text
    • https://pfgmm.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160804d332dacc---31087847048.pdfIn PDF document text
    • https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/ca6bac38b34cd8e27b304f24f3f14445/16883565008.pdfIn PDF document text
    • https://arerp.kr/data/file///72505752277.pdfIn PDF document text
    • https://capitaleny.com/wp-content/plugins/super-forms/uploads/php/files/75bbb64421d1ce044ab8eea18a66d2c3/50558146500.pdfIn PDF document text
    • https://techielingo.com/fck_uploads/files/29590654835.pdfIn PDF document text
    • https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608142ec7174c---59228976059.pdfIn PDF document text
    • https://vietnaminsight.biz/ckfinder/userfiles/files/biwejakexikofilofime.pdfIn PDF document text
    • https://gertiesbloomers.com/kousumi/nulook/upload/fckimages/file/85297816307.pdfIn PDF document text
    • https://rumahbaruku.com/contents//files/pamuget.pdfIn PDF document text
    • https://travelselection.us/wp-content/plugins/formcraft/file-upload/server/content/files/1607d243321b0c---fapitudivikujerazov.pdfIn PDF document text
    • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=food+service+questions+and+answersPDF link annotation
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://purl.org/dc/elements/1.1/In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://ns.adobe.com/xap/1.0/rights/In PDF document text
    • http://dejavu.sourceforge.netIn PDF document text
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000f267.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xF267 19172 bytes
SHA-256: 3d4c23b54c5539357e8dea8aad8f8d77b913a32f27f2a394e01bbfe0f01b13e1
font_01_sfnt_off0001230b.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x1230B 10692 bytes
SHA-256: 8bdb3e72ccd5bab079cc280d4810a5f310265b5daf7d7c494aa16420f080adfc
font_02_sfnt_off00013b90.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x13B90 16792 bytes
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1