Malicious PDF — malware analysis report

Static analysis result for SHA-256 8dad43ce45e3f5ea…

MALICIOUS

PDF

58.4 KB Created: 2021-05-12 02:54:13 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 5f946dd5c0cffe2e802727a7c3f10053 SHA-1: c40d476710f1fc99f0631631fe22073c11640430 SHA-256: 8dad43ce45e3f5eac3043346b20827ee6c3d858dd9b099b0ad5bab4bfda49adc
94 Risk Score

Malware Insights

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

This PDF was flagged by multiple heuristics, including a machine learning classifier and ClamAV, as malicious. It contains embedded URLs that likely lead to further malicious content. The presence of these indicators suggests a phishing or trojan delivery attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9856

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://serendipityorlando.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e9917c64bb---18641617333.pdf
    • http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086e3941537d---mixekugoworubevezogij.pdf
    • http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/16084e6b527644---2122387760.pdf
    • http://unipell.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160797e1509022---sezumabodum.pdf
    • https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/57vove9c2fqttrmkd0dsb9kh3g/vazogoripudujobizawuwiku.pdf
    • http://dmn.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160975f692bbe8---81670963506.pdf
    • https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b000752673---xipunetufavezixarumilera.pdf
    • https://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/16096d9e66ba54---ropizekobumeloz.pdf
    • http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082ab9d18b3c---lobiganapiwanunopunipir.pdf
    • https://krippner-schroth.de/wp-content/plugins/formcraft/file-upload/server/content/files/160753fb4ca619---kigipuperisumi.pdf
    • https://www.kasekimi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070176415d79---74094709135.pdf
    • http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ca3982b875---setusajilomekip.pdf
    • https://www.oneirishrover.com/wp-content/plugins/super-forms/uploads/php/files/b95da3461b88956b84567dbd4c12f41e/gapadaboja.pdf
    • http://ahdongjiu.com/upload_fck/file/2021-4-29/20210429135140162097.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=aashto+2012+pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000c9dd.bin
7785b7cd6517d58c25213c3c420fee017b5c96e668d0a4c29891f4c27daa3096		 pdf-font-stream PDF embedded font (sfnt) at offset 0xC9DD 5316 bytes

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