Malicious PDF — malware analysis report

Static analysis result for SHA-256 05b24f0bc920acce…

MALICIOUS

PDF

72.2 KB Created: 2021-03-09 02:44:13 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: d5343ac4ae11d33b8b4d97d93e0fae8c SHA-1: dac938bb3b76c4f556a1c22492c5423b533af201 SHA-256: 05b24f0bc920acce0c71f2c17cf7145add120ae28ebed1709973e5bacaf65da2
94 Risk Score

Malware Insights

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

The PDF file contains an embedded URL that redirects to a suspicious domain, likely intended for phishing or malware distribution. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were directly extracted, the PDF structure and embedded URI suggest an attempt to trick the user into navigating to a malicious site.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8212

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://bologen.ru/award?keyword=jurnal+tentang+budaya+organisasi+pdf
    • http://osummer.space/hashtags_2021_hashtag_generator_for_social_mediakid74.pdf
    • http://creamwalls.space/bafefinolebitasovmzd6.pdf
    • http://lbaranaydin.com/wsop_2019_watch_online_free2jjno.pdf
    • http://kudukudimox.sportsontheweb.net/33710096809.pdf
    • http://pivowave.iblogger.org/13647988076.pdf
    • https://cdn.sqhk.co/zofizitene/ijhgf6R/dulufigasowisonirud.pdf
    • https://cdn.sqhk.co/fomeluxilim/bhdAigj/ice_hockey_games_online_unblocked.pdf
    • http://zelolugo.22web.org/ib_economics_textbook_answers.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • http://kosezofejesuxef.atwebpages.com/what_is_bcm_ar_15.pdf
    • https://3a0d5408-2ea1-4258-8d29-5d96341cad2c.filesusr.com/ugd/79cb75_055b4c80b4e1478ba4df8d764e881197.pdf?index=true
    • https://uploads.strikinglycdn.com/files/04551f1e-78e8-467c-8daa-e1a4f5ca7454/50265642559.pdf
    • https://3e3188f7-d9e9-48da-9af6-4e6760718ee0.filesusr.com/ugd/4f7562_44ce71aac83545628a666c36c4379e31.pdf?index=true
    • https://952d9f4b-853a-4e85-af28-23c4d489d487.filesusr.com/ugd/8db125_635da87cbaad4430986de80b37a4db82.pdf?index=true
    • https://uploads.strikinglycdn.com/files/68498120-8334-45e1-81a4-e030940b41e9/sebevaj.pdf
    • https://uploads.strikinglycdn.com/files/ed371699-e0d3-40c3-831a-2c26fc0b6a8c/jobs_for_computer_systems_engineering.pdf
    • https://86908e24-11f3-43a1-9346-bf531f45ee0b.filesusr.com/ugd/97493d_9b5bdbbe989941a395bd6327279ee286.pdf?index=true
    • https://uploads.strikinglycdn.com/files/bac3279e-866d-4825-b751-f1e04434f077/rorepakotekiraga.pdf
    • http://forilojemani.epizy.com/peduxavalimivudifokofuse.pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000ffbd.bin
db72b9983de2b1bc0988f7810a5a391539be5c1cc45d990e244281b97fad7d22		 pdf-font-stream PDF embedded font (sfnt) at offset 0xFFBD 5440 bytes

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