Malicious PDF — malware analysis report

Static analysis result for SHA-256 7252e39869af2eea…

MALICIOUS

PDF

59.9 KB Created: 2021-02-28 00:32:23 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 4416bd4219c3776e7d2f551f25fc6f32 SHA-1: dc79644fd0123d88fc87b93ec8872a4960540fd0 SHA-256: 7252e39869af2eeac5f3dd5565a21849326f0f657d76c060cf423ef5e345e04a
94 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

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

The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains an embedded URI pointing to a suspicious domain, likely intended to host a phishing page or download further malware. The document body, though partially corrupted, suggests a lure related to academic content to entice users to click the malicious link.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9711

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://midufefew.ru/award?keyword=nursing+theories+and+models+hugh+mckenna PDF link annotation
    • https://cdn-cms.f-static.net/uploads/4488837/normal_6031622744636.pdfIn PDF document text
    • http://sadovik.me/tm-ac1900_modded_asus_ac68ujh5tm.pdfIn PDF document text
    • http://qupieasy.online/tomivilupojarejabuded2j81.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4444357/normal_60345b55425df.pdfIn PDF document text
    • http://in-step.shop/73754010470nc9bo.pdfIn PDF document text
    • http://rasudilikid.mywebcommunity.org/the_wonder_weeks_book_vs_app.pdfIn PDF document text
    • http://tevfikyuce.xyz/cswip_3._2_questions_and_answers3xv9d.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4445745/normal_60197426dbe2d.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4477921/normal_60276677462ec.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://borovob.epizy.com/pogowowitakidimor.pdfIn PDF document text
    • http://zarenubopopo.epizy.com/mi_store_app_free.pdfIn PDF document text
    • https://s3.amazonaws.com/napejaxosinages/32965389639.pdfIn PDF document text
    • https://s3.amazonaws.com/bulalowisu/called_me_higher_chords.pdfIn PDF document text
    • https://s3.amazonaws.com/geraromu/degew.pdfIn PDF document text
    • http://zogonigabi.rf.gd/understanding_business_cycles.pdfIn PDF document text
    • https://s3.amazonaws.com/redegelesibif/rapelaxelafax.pdfIn PDF document text
    • http://poparefonuvukoj.rf.gd/boundary_conditions_for_beams.pdfIn PDF document text
    • https://s3.amazonaws.com/nakevoja/antares_audio_auto_tune_evo_vst.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000d5c0.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xD5C0 5388 bytes
SHA-256: 2a303d485d70ce1944830dd3417d9e46844f3eeca8e7da6f707198f4934d2d9c

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