Malicious PDF — malware analysis report

Static analysis result for SHA-256 e370bf482fb74e47…

MALICIOUS

PDF

68.1 KB Created: 2021-02-24 23:51:17 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05
MD5: cca85d54bc1091c49d5baf8b075292f0 SHA-1: 760c7c44a538f9a63d933c11753559d94e08699c SHA-256: e370bf482fb74e4742c2c0c2a65535241702df061969ba1f0f03551c7719be30
154 Risk Score

Malware Insights

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

The PDF contains numerous external links, many of which are disguised as legitimate resources or search results, a common tactic for phishing or malware distribution. The heuristic 'PDF_SEO_LINK_FARM' indicates a large number of external links, and the 'ML_NYX_PDF_MALICIOUS' score further supports its malicious nature. The embedded URL 'https://baarspo.ru/award?keyword=why+my+bluetooth+is+not+working+properly' is presented as a search result, likely to trick users into clicking it.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9802

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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=why+my+bluetooth+is+not+working+properly PDF link annotation
    • http://rewidixuwilakiw.22web.org/chemical_bonds_review_worksheet_answers.pdfIn PDF document text
    • https://cdn.sqhk.co/kelopifagisu/hfCgihf/real_racing_3_mod_apk_terbaru_2020.pdfIn PDF document text
    • https://cdn.sqhk.co/vopovaroxamo/1LZaohx/all-_in-_one_offline_maps_apk.pdfIn PDF document text
    • https://cdn.sqhk.co/rapurakoke/kjcIKgi/geometry_dash_world_apk.pdfIn PDF document text
    • https://cdn.sqhk.co/siwuvulutip/Mxfhjhc/pockets_billiards_and_brew_san_diego.pdfIn PDF document text
    • https://miragojed.weebly.com/uploads/1/3/1/6/131637546/xapit.pdfIn PDF document text
    • http://nefuzixitelu.iblogger.org/fuloxa.pdfIn PDF document text
    • https://baliwiwun.weebly.com/uploads/1/3/1/3/131380001/lulozitizesu_pasusujigej_tazij.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/medaliwifufugel/pivaje.pdfIn PDF document text
    • https://s3.amazonaws.com/kumasala/gaxunupejoxilozurivovi.pdfIn PDF document text
    • http://lovofazojoj.rf.gd/autocad_crack_32_bit.pdfIn PDF document text
    • https://s3.amazonaws.com/tosevud/vbspu_exam_form_last_date.pdfIn PDF document text
    • http://titetirif.epizy.com/detewisutefatoj.pdfIn PDF document text
    • http://rufofexejojar.epizy.com/beaded_collar_necklace_template.pdfIn PDF document text
    • https://s3.amazonaws.com/xeropizuwe/cub_scout_wolf_manual.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_off0000ffd6.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xFFD6 5316 bytes
SHA-256: ef3cd7adf5b0770d44b446c5f04b1b43182b8dfffa16c60fe17d2a6bd3bc1b45

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