Malicious PDF — malware analysis report

Static analysis result for SHA-256 564200892ebaa42a…

MALICIOUS

PDF

52.6 KB Created: 2020-12-13 23:15:28 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 0394a1eb97ec1c19f61c5f54cd82cb25 SHA-1: 6fce7c7c1519b97eba07980176de75071c3262ac SHA-256: 564200892ebaa42a34c705b4bb29ee7f53d497d7e7fb79a4a3a00fe1195cf630
94 Risk Score

Malware Insights

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

The PDF file is detected as malicious by ML classifiers and ClamAV, and contains an external URI pointing to a suspicious domain. The document body, though heavily obfuscated, suggests a lure related to a car owner's manual, likely intended to trick the user into downloading a secondary payload. The presence of an external URI indicates a potential download or redirection to malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8029

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://traffking.ru/aws?utm_term=chevy+malibu+2016+owners+manual
    • https://cdn-cms.f-static.net/uploads/4371248/normal_5f8930c92acea.pdf
    • https://wobomiti.weebly.com/uploads/1/3/4/5/134501920/sabuworape_jowawifez_debimadukoza_lupiwarivoxumi.pdf
    • https://xojerajap.weebly.com/uploads/1/3/1/3/131384359/nozejiba_riwufovemudes_vodimot.pdf
    • https://cdn-cms.f-static.net/uploads/4420752/normal_5fb51033bdce8.pdf
    • https://poraduke.weebly.com/uploads/1/3/4/3/134385775/muzaverirelif.pdf
    • https://dubitofux.weebly.com/uploads/1/3/4/4/134458445/rojegegetaxiwe.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://uploads.strikinglycdn.com/files/f0167efb-dde0-4e61-8182-19986a48f3e2/disney_acoustic_songs_chords.pdf
    • https://s3.amazonaws.com/najipavez/47386615564.pdf
    • https://static1.squarespace.com/static/5fc18ac2ea4a794d5649a268/t/5fcd3a60c836a917f918942d/1607285344995/20_clues_level_8.pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000a65d.bin
d2b8ea39e8470e6bb581092bf26df0d5f673a7f61286d6d53e94caac7e9a4d73		 pdf-font-stream PDF embedded font (sfnt) at offset 0xA65D 5704 bytes
font_01_sfnt_off0000b9ae.bin
79fb79aef7206a92704bae4144acc5dd2deeb0fe5cecca114b59fe0644a0d0d1		 pdf-font-stream PDF embedded font (sfnt) at offset 0xB9AE 8332 bytes

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