Malicious PDF — malware analysis report

Static analysis result for SHA-256 edf39d7ea291d956…

MALICIOUS

PDF

65.3 KB Created: 2021-06-03 15:20:32 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 00fffafae4c60acd6316c8578b776f6d SHA-1: 625ea9cc58ccb33d3995f9263827efe69442069b SHA-256: edf39d7ea291d95601a785e8a0fe49f51b323fbaa238054a6d487b847cff8488
94 Risk Score

Malware Insights

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

The PDF file contains a heuristic firing for an external URI pointing to a URL that appears to be a phishing lure for a game mod. The ML classifier also flagged the PDF as malicious. While no scripts were explicitly extracted, the PDF structure and embedded URI suggest an attempt to redirect the user to a malicious site for further compromise.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8273

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://philabc.ru/pbw?utm_term=army+battle+simulator+mod+apk+home
    • https://vituxusupodewe.weebly.com/uploads/1/3/1/3/131379836/b398da22104e027.pdf
    • https://watuxiso.weebly.com/uploads/1/3/2/7/132740831/mewetiwebutafifadu.pdf
    • https://samarobiratepiw.weebly.com/uploads/1/3/5/3/135327643/6803142.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://uploads.strikinglycdn.com/files/f3a4628e-3a5a-4c2e-95c1-3e88a4fb9a27/troy_bilt_tb575ec_fuel_line_diagram.pdf
    • http://famukaser.pbworks.com/w/file/fetch/144423603/fajetedapawokevoxamupolo.pdf
    • http://liwuvedesisu.pbworks.com/w/file/fetch/144492507/9.pdf
    • http://wuvebag.pbworks.com/w/file/fetch/144428844/fundamentals_of_management_8th_canadian_edition_free.pdf
    • http://gonumutat.pbworks.com/w/file/fetch/144557451/how_do_i_clean_the_filter_on_my_samsung_microwave.pdf
    • http://faxamom.pbworks.com/f/65731205349.pdf
    • http://tisowowuduwe.pbworks.com/f/28667186608.pdf
    • https://uploads.strikinglycdn.com/files/3f2fa78b-4712-451f-9a44-b5a45af5cf5b/mutupaterofazesimoj.pdf
    • http://kufogokoges.pbworks.com/w/file/fetch/144561039/bosofisazasuma.pdf
    • http://lakebimutep.pbworks.com/w/file/fetch/144418044/57230635203.pdf
    • http://banusiv.pbworks.com/w/file/fetch/144446733/soul_surfer_full_movie_english_free.pdf
    • https://uploads.strikinglycdn.com/files/ac444f12-03bb-4298-8d52-b97ffe732394/70113097905.pdf
    • http://mujefapufefi.pbworks.com/f/the_loudspeaker_design_cookbook_download.pdf
    • https://uploads.strikinglycdn.com/files/b9b7b9c5-5c8f-4c41-bf32-f6b818ee9dbe/tutorialspoint_css_editor.pdf
    • http://zopujoxobug.pbworks.com/f/angry_neighbor_apk_indir_android_oyun_club_son_srm.pdf
    • http://gajufabeke.pbworks.com/w/file/fetch/144423336/80452781275.pdf
    • http://lugozamuxika.pbworks.com/w/file/fetch/144412446/69957912064.pdf
    • https://uploads.strikinglycdn.com/files/e706d2d0-f8e5-40f3-8436-c325fc41e5ac/71705634566.pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000dbb4.bin
b4324dd715ba21caf24ff2bce4f0a4a6b909130fa6445beb2342924ea29f5586		 pdf-font-stream PDF embedded font (sfnt) at offset 0xDBB4 5492 bytes

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