Malicious PDF — malware analysis report

Static analysis result for SHA-256 fd85f9ffea471ede…

MALICIOUS

PDF

64.0 KB Created: 2021-05-14 03:09:28 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: da15c491f52d5c9318f559cd68977152 SHA-1: fbbfc47718ee7fdebdbe9d7c73ca5bf81a2354de SHA-256: fd85f9ffea471eded757aa90f555addb2c53ef4c5981b51d790b6a1e826b42fc
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The embedded URL, disguised as a programming book link, is a common lure for phishing or malware distribution. Although no scripts were explicitly extracted, the PDF structure and embedded URLs suggest it's designed to redirect users to malicious sites or download further payloads.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9776

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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 https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/296098fff33af3c6ebc591d02c58f2e1/vonovotemebumaduwibez.pdf
    • https://drainscovers.com/wp-content/plugins/super-forms/uploads/php/files/babe1ce0353901d9102bc7365959b361/64582363436.pdf
    • http://miamiwars.pl/wp-content/plugins/super-forms/uploads/php/files/b911d33638e8c1f4562895dadb44f7b6/zadoxumesobirezifusibusu.pdf
    • https://cspdental.com/wp-content/plugins/super-forms/uploads/php/files/c486cf046446658536cd0caa5fef43a4/66338270973.pdf
    • https://pavaniautismschools.com/wp-content/plugins/super-forms/uploads/php/files/2rloama5iuf0kq539q1fkh1adb/xuxir.pdf
    • https://macleanpinesdrivingschool.com.au/wp-content/plugins/super-forms/uploads/php/files/c797124c343a9f41daf86af5dfd3ff6a/rogim.pdf
    • http://industrialdevices.in/uploads/29271057170.pdf
    • http://www.victorian-manor.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607f7b5fae721---13443070746.pdf
    • http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/16082838bf1b4f---roxanikivipeposina.pdf
    • https://prikolnaya.com/wp-content/plugins/super-forms/uploads/php/files/22b6d32733d4042ea0b1b6bca02f8a17/vobetawulufigusesu.pdf
    • https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080851a713b6---laloxisowobi.pdf
    • https://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607972fb8c0a3---25609166257.pdf
    • https://rmissio.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16077a593e9189---semokemig.pdf
    • http://chocolatycakes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160799479177a5---90359459874.pdf
    • http://adance0112.com/upfile/editor/file/26690234852.pdf
    • https://www.saammohaseb.ir/wp-content/plugins/super-forms/uploads/php/files/e2e5e4f9f196d582fc515fa4aeb419b9/53656759081.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=ajax+programming+book+pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000e41c.bin
0ae206c067464701d75c743b292a39936bb5115564e1fe0a19cd878e1f65a1e4		 pdf-font-stream PDF embedded font (sfnt) at offset 0xE41C 5488 bytes

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