Malicious PDF — malware analysis report

Static analysis result for SHA-256 1ea907cdc412dbf1…

MALICIOUS

PDF

125.5 KB Created: 2021-02-26 08:37:09 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-18
MD5: b85cf52ca645b0de327b65d789c1a700 SHA-1: c9ecb5a5003941831261ea712845b15713ec228e SHA-256: 1ea907cdc412dbf1630a6938493d03480433dcb75fc40e7c68fff4a85b57d374
94 Risk Score

Malware Insights

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

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds external URLs that direct users to attacker-controlled resources. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9594

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://baarspo.ru/award?keyword=rumi+books+in+english PDF link annotation
    • http://national-verifyteam.com/tnh_ngha_xun_thu_thnh_ngifzb3.pdfIn PDF document text
    • https://cdn.sqhk.co/ravuviwidi/7bheeid/dark_knight_rises_hbo_max.pdfIn PDF document text
    • https://cdn.sqhk.co/nobutowug/ajiak2f/sibafarowupozu.pdfIn PDF document text
    • https://cdn.sqhk.co/rolileduvof/heZgdhi/savulodob.pdfIn PDF document text
    • http://harkateine.fun/bopajuvume73m5w.pdfIn PDF document text
    • http://tortomsk.ru/97248400647mxbmv.pdfIn PDF document text
    • https://cdn.sqhk.co/tazifawixax/azhihbO/samsung_level_app_for_pc.pdfIn PDF document text
    • https://cdn.sqhk.co/zimuteraf/eqap0kA/fozafotabanu.pdfIn PDF document text
    • http://lnstagram-badge-verification.com/how_to_turn_off_dnd_on_nec_phonee475n.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/kovezodepugov/96511625968.pdfIn PDF document text
    • https://s3.amazonaws.com/bipovoromoj/ambassador_all_songs_audio.pdfIn PDF document text
    • https://s3.amazonaws.com/wujapu/jomebuxirogeluzukazu.pdfIn PDF document text
    • https://s3.amazonaws.com/xalasawu/bujusiwidurawumumak.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_off0001cd6d.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x1CD6D 4804 bytes
SHA-256: fd956aaf62d7bc0a60c23bc7f571c8f7ae4a9b90c4aaea702bb1fb75dc870c68

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