Malicious PDF — malware analysis report

Static analysis result for SHA-256 848e4ec6f49ff006…

MALICIOUS

PDF

44.9 KB Created: 2021-02-24 23:22:13 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 3acda84cc6415931d6201837e320c8dc SHA-1: 2d6cce2c1e7f452ea4521d3345a5154fe78c5d77 SHA-256: 848e4ec6f49ff0061534a014737008b64ac57ec49193b5b734805632ec5c67c8
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as an image-only lure, typical for phishing or malware distribution. It contains a clickable external URI pointing to 'https://baarspo.ru/award?keyword=what+does+unsexed+mean+when+buying+chickens', which is likely the initial stage of a malicious campaign. The ML classifier and ClamAV detection strongly indicate malicious intent.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9327

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
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 44 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • 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=what+does+unsexed+mean+when+buying+chickens
    • http://polnews.xyz/weight_and_height_guide_chart_femalejfpyk.pdf
    • https://cdn.sqhk.co/pedidagow/bgfUJWb/73825835706.pdf
    • http://questotzvezd.space/1797932379130wca.pdf
    • https://baxomowimesadud.weebly.com/uploads/1/3/5/3/135303612/mitijadazowefezig.pdf
    • http://sewulege.22web.org/348415155.pdf
    • https://cdn.sqhk.co/bofagenined/fMq7wij/42552998582.pdf
    • https://cdn-cms.f-static.net/uploads/4403804/normal_60170cc2dcee0.pdf
    • https://cdn.sqhk.co/sobexofap/Q6jiOhi/nfl_week_12_scores_2018.pdf
    • http://kihepc.xyz/80480632587z4dlg.pdf
    • http://fakts.design/flights_to_honolulu_hawaii_from_chicagoh10ps.pdf
    • https://cdn-cms.f-static.net/uploads/4370987/normal_5fd12a5b120b0.pdf
    • http://technodom11.com/dallas_fort_worth_weather_allergy_reportewh5d.pdf
    • http://xizokokov.epizy.com/mukutufokimesewogugire.pdf
    • https://s3.amazonaws.com/sedimeraxufi/99847098825.pdf
    • https://s3.amazonaws.com/wutisigila/media_player_classic_for_windows.pdf
    • https://s3.amazonaws.com/satuja/what_is_a_landscape_social_studies.pdf

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