Malicious PDF — malware analysis report

Static analysis result for SHA-256 dee5d68800cc3e77…

MALICIOUS

PDF

67.6 KB Created: 2021-02-04 15:21:08 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-15
MD5: 32fbd31bdcc0fa4151d9d33547326cdc SHA-1: 718262407b952830bbbc0f2c2b5d5678e6c0a036 SHA-256: dee5d68800cc3e7717379d50195106a2e1a44b1dc042beab632f8dd8be1f4952
94 Risk Score

Malware Insights

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

The PDF file contains a heuristic indicating an external URI, specifically pointing to a URL that appears to be a phishing lure related to Facebook dark mode. ClamAV also detected this file as a phishing trojan. The embedded URL is likely used to redirect the user to a malicious site for further exploitation.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7629

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/aws?utm_term=turn+on+dark+mode+facebook+android PDF link annotation
    • http://keto-menu.online/somikafazexoliji6dzvs.pdfIn PDF document text
    • http://kyukty68.xyz/distribucion_de_bernoulli_problemas_resueltosxbp1g.pdfIn PDF document text
    • http://wugafis.66ghz.com/hades_star_scanner_guide.pdfIn PDF document text
    • https://cdn.sqhk.co/sidogorego/jb94rib/the_sculptor_s_funeral_characters.pdfIn PDF document text
    • https://cdn.sqhk.co/baluwofuk/GQegjAC/guxexaxotoriz.pdfIn PDF document text
    • https://cdn.sqhk.co/pafevola/dyELifO/24297862156.pdfIn PDF document text
    • https://cdn.sqhk.co/fafujedajir/q58n9ge/mikutagokiwakazixuxav.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://fivamoxopel.epizy.com/79597452125.pdfIn PDF document text
    • http://ratesedefavure.epizy.com/old_balarama.pdfIn PDF document text
    • http://tidomag.epizy.com/advanced_camarilla_trading_calculator_free.pdfIn PDF document text
    • https://s3.amazonaws.com/kefefetafij/divenopusixor.pdfIn PDF document text
    • https://s3.amazonaws.com/bevekizadoxuj/hssc_lab_attendant_syllabus.pdfIn PDF document text
    • https://s3.amazonaws.com/zedudo/midataviku.pdfIn PDF document text
    • http://biborufa.epizy.com/classificao_de_riscos_ocupacionais.pdfIn PDF document text
    • https://s3.amazonaws.com/vuxirefare/call_of_duty_androidgamegratisan.pdfIn PDF document text
    • http://vozuxekeve.rf.gd/14190265544.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000d967.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xD967 5112 bytes
SHA-256: 9b774a15ab274bbd4712d01e3d4db3695320397b65249209a1aeefe90207035c
font_01_sfnt_off0000eab7.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xEAB7 6740 bytes
SHA-256: 8cc3f3e10a162ddf9e2b44015019b72d7a7ccdd7884cb2b5f64b95f346694926

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