Malicious PDF — malware analysis report

Static analysis result for SHA-256 08315dd8292d01d6…

MALICIOUS

PDF

66.8 KB Created: 2021-03-08 23:37:22 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-17
MD5: d051f93b604272ca345f00bc016cbe54 SHA-1: 7bfc8ab34fa3c5ceb38e70f41ef9391af75d718c SHA-256: 08315dd8292d01d6bdf11cd46d99653c89c4f25c1196a0696e4d8dfcea1cfe09
94 Risk Score

Malware Insights

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

The file is a PDF document identified as malicious by ML classifiers and ClamAV. It contains an embedded URI pointing to a suspicious domain, which is likely part of a phishing or malware distribution scheme. The document body, though heavily obfuscated, suggests a lure related to 'funding for npo in south africa 2020 pdf', aiming to trick the user into clicking the malicious link.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9937

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://kuzutuzo.ru/award?keyword=funding+for+npo+in+south+africa+2020+pdf PDF link annotation
    • https://cdn-cms.f-static.net/uploads/4460045/normal_5fdc8bb554b15.pdfIn PDF document text
    • http://profit-makers.club/7068814067273ais.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4408997/normal_6043409ad3015.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4366033/normal_5fee53852ed10.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4501514/normal_6041946568979.pdfIn PDF document text
    • http://roman-holidays.shop/the_company_of_wolves_story_summaryifm9b.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4445532/normal_5ff610f9670e2.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4498997/normal_600e0b0c8356d.pdfIn PDF document text
    • http://itdomen.fun/salems_lot_2004_movie_online_freemn7qn.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4378621/normal_5fc899d1e5b93.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4453336/normal_603f1a0364d44.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4469630/normal_601f1bd229e0b.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • https://s3.amazonaws.com/rurovikejigibu/administrative_law_full_notes.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/4cdc1854-ee57-450d-8bad-b192e43c80ca/rock_band_4_compatibility_list.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/c2d6a240-a9a1-4773-8445-499efb32a64f/2177346542.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/de1c0460-4ab7-4e69-b3bc-d0c09c0198aa/76840506409.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/c3c8cc37-84da-4723-b142-84dacc61ba2c/63300048577.pdfIn PDF document text
    • https://s3.amazonaws.com/wetevali/favosetuzum.pdfIn PDF document text
    • https://s3.amazonaws.com/rogugagatuf/71359946931.pdfIn PDF document text
    • https://s3.amazonaws.com/regovadeje/65026970830.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_off0000ea57.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xEA57 5612 bytes
SHA-256: e5dd381fe69a237893d2d2141c146c97da64192433c28ae75067626d84656a20