Malicious PDF — malware analysis report

Static analysis result for SHA-256 7663e925619a0ae1…

MALICIOUS

PDF

61.7 KB Created: 2021-06-02 17:11:47 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-14
MD5: 6d1c96438ba3d1cf14f9b39fc6cdd251 SHA-1: 758d9ef9a3017a03eb1b20418b72c784e809e679 SHA-256: 7663e925619a0ae16d5a37fda51b122035474b73885797c51eca59ffbf817db2
154 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains numerous links, many pointing to compromised WordPress sites hosting PDF files, suggesting a link farm for phishing or malware distribution. The presence of 'download cimatron e14 64bit full crack' in the document body indicates a lure for pirated software, a common tactic for distributing malware. ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8124

Heuristics 5

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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
  • 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://fortlauderdalelimorental.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609b1683c1427---livaxunadosinake.pdf In PDF document text
    • https://www.alertgy.com/wp-content/plugins/super-forms/uploads/php/files/2a2d6e629a3cc3a67edebe1a2782fe71/kirokubajo.pdfIn PDF document text
    • https://bistro-8.com/wp-content/plugins/super-forms/uploads/php/files/3baaa644dc5885213e61244f4db2744a/dumubejowopow.pdfIn PDF document text
    • https://aplusadvance.com/naver_editor/data/file/xixojimivubenejikax.pdfIn PDF document text
    • https://pabausa.org/wp-content/plugins/formcraft/file-upload/server/content/files/160a38ac10bc8e---74182678770.pdfIn PDF document text
    • http://adhdadvisory.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a734e1455d7---93084112447.pdfIn PDF document text
    • https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/414dd20922d945a6d3bd2118558813fd/16093501843.pdfIn PDF document text
    • https://bmw-zona.ru/uploads/file/raxofapobufetob.pdfIn PDF document text
    • https://www.frankreich-ferien.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16071691638fde---31295217513.pdfIn PDF document text
    • https://didacostruzioni.it/userfiles/file/41092464030.pdfIn PDF document text
    • https://thealloywheelcentre.co.uk/wp-content/plugins/super-forms/uploads/php/files/87395ca46cee21d1400375a1cb046fc0/42886993191.pdfIn PDF document text
    • https://powermailer.in/userfiles/file/gojadalugil.pdfIn PDF document text
    • https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/oah663q9am7aj2713df31mnodi/79066153266.pdfIn PDF document text
    • https://haltia.mx/sii/ckfinder/userfiles/files/gofoloze.pdfIn PDF document text
    • http://xn--b1ahhafccpgkb2bxo.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/e78731f0f41464f7571166c14e99ef88/xaliwufakidexuxulelogij.pdfIn PDF document text
    • http://mouaumfb.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609561a4a0afa---80534461137.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=download+cimatron+e14+64bit+full+crackPDF link annotation
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 8

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_off0000d77d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xD77D 5460 bytes
SHA-256: 8326cf68384a5c81a84e8d301fd24d31f42e11feaffac53c9d154501274e9098

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