Malicious PDF — malware analysis report

Static analysis result for SHA-256 ba07586241b6ed50…

MALICIOUS

PDF

76.3 KB Created: 2021-03-15 23:47:42 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 43af543ce70fe213fa2cbfa13a1d5d36 SHA-1: 77f133b29e99f3866d50bb6a7fd3aedc97a5e892 SHA-256: ba07586241b6ed507971cd56394eae7299886dfb5b594a5952b547b43e4428e4
94 Risk Score

Malware Insights

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

The file is identified as malicious by multiple detection engines, including ClamAV and an ML classifier. It contains an embedded URI pointing to 'maypoin.ru', which is suspicious and likely part of a phishing or malware delivery scheme. The document body, though heavily garbled, suggests a lure related to dog training, which is a common tactic for phishing.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8763

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://maypoin.ru/award?keyword=adestramento+de+c%25C3%25A3es+de+guarda+pdf
    • https://cdn-cms.f-static.net/uploads/4454163/normal_60419c8960a8a.pdf
    • https://gadipofonikiw.weebly.com/uploads/1/3/4/3/134390141/dusuwomepevut-suwenu-tataligovibu-sajirom.pdf
    • https://lifezudo.weebly.com/uploads/1/3/0/7/130739479/padek.pdf
    • https://cdn.sqhk.co/kurotevu/p6jfKWB/maxufatexupajilegowetuv.pdf
    • https://cdn.sqhk.co/jifedibodo/dGjgggj/bubble_shooter_bouncing_balls.pdf
    • https://cdn.sqhk.co/nakotuba/gOhjjb4/fun2_2_player_games_pc.pdf
    • https://sobemifukoku.weebly.com/uploads/1/3/4/8/134887972/43ee89928599f.pdf
    • https://static.s123-cdn-static.com/uploads/4531626/normal_5fee38f134c09.pdf
    • https://cdn-cms.f-static.net/uploads/4494868/normal_5fdb15c9633b0.pdf
    • https://static.s123-cdn-static.com/uploads/4464739/normal_6002bf973e5b4.pdf
    • https://girusetobar.weebly.com/uploads/1/3/1/0/131071114/4793388.pdf
    • https://cdn.sqhk.co/bipadifudame/halYgIp/mayan_temple_escape_room_bethlehem_pa.pdf
    • https://static.s123-cdn-static.com/uploads/4412778/normal_5ff4cbd2211d3.pdf
    • https://luwupedo.weebly.com/uploads/1/3/1/3/131383743/votazuvujon.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • http://jazosorolanik.rf.gd/meterpreter_commands.pdf
    • https://s3.amazonaws.com/duzexefemosaxe/how_to_replace_electric_fireplace_bulb.pdf
    • https://s3.amazonaws.com/gebukil/filaxodi.pdf
    • http://wimofulun.rf.gd/convertir_mm_a_pulgadas_cuadradas.pdf
    • http://wopaxigaromuf.epizy.com/marriott_s_practical_electrocardiography_13th_edition.pdf
    • https://s3.amazonaws.com/remavuj/json_tutorial.pdf
    • https://s3.amazonaws.com/kozibowisenatu/pezivufewujolidepajejubas.pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000fd80.bin
649c94d0410e6dd36d926204af6018f652d46ec78706bdc486da24096464a9ff		 pdf-font-stream PDF embedded font (sfnt) at offset 0xFD80 5752 bytes
font_01_sfnt_off00011067.bin
086d7079ab9a24b94c4d0bec533d6701eb516612dd0e3897eaf606fe17cb8e93		 pdf-font-stream PDF embedded font (sfnt) at offset 0x11067 12696 bytes

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