Malicious PDF — malware analysis report

Static analysis result for SHA-256 30ed6ce14671a0d0…

MALICIOUS

PDF

57.6 KB Created: 2021-03-23 05:19:14 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 4334868b81ccc9444c615c1193699ebd SHA-1: 723082256940c2d2450c55dd7be2a87a38f5be57 SHA-256: 30ed6ce14671a0d0fc72184bdc8babbd2be45f467cf49507a27c408e5c12f36d
174 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF document is identified as malicious by ClamAV and ML classifiers, exhibiting characteristics of a phishing lure. It contains a full-page image designed to obscure clickable links, a common tactic to deceive users. The document embeds multiple external URLs, including one pointing to 'jacksth.ru' and another to 'kovemiwixipogaf.66ghz.com', which likely serve as destinations for malicious payloads or phishing pages.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7367

Heuristics 5

  • 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.
  • 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 57 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://jacksth.ru/aws?utm_term=which+oral+b+brush+head+is+best+for+braces
    • http://kovemiwixipogaf.66ghz.com/xagebojezukajexaxakus.pdf
    • http://hot-money.fun/mercy_by_brett_youngdyr2o.pdf
    • https://cdn.sqhk.co/naxupowu/jhCC4gi/heart_trust_nta_programmes_offered_2020.pdf
    • https://cdn.sqhk.co/dibitarebizu/iShhjgj/new_mix_craft_2020_world_craft_free_online.pdf
    • http://olymptrade.buzz/58163238628hek1u.pdf
    • https://s3.amazonaws.com/pukiza/40513408433.pdf
    • http://favavobebin.epizy.com/audio_driver_for_windows_7_64_bit_hp_free_download.pdf
    • http://vuruwabudakase.epizy.com/latest_aerobics_music_free.pdf
    • https://1ec9b6e7-17eb-4e1e-a994-ba5ce4cbdb7c.filesusr.com/ugd/d4a9d6_ecb30f32ec8c4921be3efbe824a10ec1.pdf?index=true
    • http://tenurusimuxu.epizy.com/merge_online_free_download.pdf
    • https://e0f910ba-f4aa-4d6b-87f6-24d78cda99ab.filesusr.com/ugd/cc15ef_443d2081e5cf4b409d9b1b049fff7ccd.pdf?index=true
    • https://s3.amazonaws.com/lewuli/the_water_is_wide_folk_song.pdf
    • https://ff9dba89-6132-4485-99c2-ace8a2453124.filesusr.com/ugd/c3f59f_1e033c7e1d2149faa1e5c4199aae5bcf.pdf?index=true
    • https://411563d6-f1a1-4768-9eaa-86e4eb1f1ae3.filesusr.com/ugd/6d8349_8af71df462f3484d8bf45e75b245e1cb.pdf?index=true
    • http://domozutelopo.rf.gd/regarding_the_pain_of_others.pdf
    • https://s3.amazonaws.com/zarevizebi/excel_vba_active_sheet_cells.pdf
    • https://s3.amazonaws.com/nafoxuda/29674488950.pdf
    • https://s3.amazonaws.com/pavujiniz/telugu_dj_bass_songs_naa_songs.pdf
    • https://2a26c5f8-c4f8-4af8-830b-7e2c9961bd8e.filesusr.com/ugd/2e4362_adc901edc0a84dfb9a97bd45e5ad9632.pdf?index=true
    • https://s3.amazonaws.com/dikomavomem/fine_motor_skill_worksheets_pre_k.pdf

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