Malicious PDF — malware analysis report

Static analysis result for SHA-256 b59a18fc71804b7b…

MALICIOUS

PDF

63.8 KB Created: 2021-05-02 02:56:15 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: e9554f6763dd8ceb61598da730d944b4 SHA-1: eb567b65306fa3728ec02d49cf48446e199f9112 SHA-256: b59a18fc71804b7be64dbe772734437d3bd1a4eb498d683e4875054e14dec079
94 Risk Score

Malware Insights

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

This PDF file was detected as malicious by ClamAV and a machine learning classifier. It contains embedded URLs that point to potentially malicious PDF files hosted on compromised websites. The document body, though heavily obfuscated, suggests a lure related to 'lodash template function', indicating a phishing or scam attempt to trick users into downloading further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8681

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 http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/1607812a77ddea---suduzoz.pdf
    • https://baodinhsolar.com/wp-content/plugins/super-forms/uploads/php/files/bgm00hflo80hpnf9skb5jcoabf/84516607146.pdf
    • http://www.colegiometa.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1607eb636601a7---85392045411.pdf
    • http://andreevmag.com/wp-content/plugins/super-forms/uploads/php/files/48fde0c6f26ce0de403be577d704fcf8/vinowupu.pdf
    • https://www.temsilcisitesi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cf92fe8121---gunavowopirur.pdf
    • https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/036210a0adc652fe30358896cd43ef6f/11932081628.pdf
    • http://allnatureint.com/userfiles/file/gobopud.pdf
    • https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086549b6b297---losevebeferolovifix.pdf
    • https://allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/713da6177b58a80f6e51c22ab0764330/fomafujufedow.pdf
    • http://stylist.in.ua/wp-content/plugins/formcraft/file-upload/server/content/files/16078e5bff1418---25036383793.pdf
    • http://test.uebersetzungen-nesselberger.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606f684f5db06---gusipafidoxeluwakudubo.pdf
    • https://otdelkamos.ru/wp-content/plugins/super-forms/uploads/php/files/14ca5413cd7bee0032af832492916edb/zavawirazawowezanepuveja.pdf
    • http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/04bces1q3e74njnfko6oi3u173/gopixexotuxevun.pdf
    • http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/1608323f3e3dc2---41575183189.pdf
    • https://wcdt.co.th/wp-content/plugins/super-forms/uploads/php/files/6dbmddbtfb1s5ef2bq3u0qm1v6/1642656069.pdf
    • http://ajtoablakcentrum.com/_user/file/35107882055.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=lodash+template+function
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000d211.bin
2a42673f6cf7addaf4b1f5208f9b7f6fea4d260e5be2944df4e781982e62ab52		 pdf-font-stream PDF embedded font (sfnt) at offset 0xD211 5240 bytes

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