Malicious PDF — malware analysis report

Static analysis result for SHA-256 ddf02d5a215037d8…

MALICIOUS

PDF

49.6 KB Created: 2021-03-02 17:41:09 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-25
MD5: b0c3197cdb97403dd52103b492227237 SHA-1: 02e86e50158deac7e0faa35e730deab825958387 SHA-256: ddf02d5a215037d8fac70708bd3eaf6f1394b98869abdc2bd04274c15fbb6da7
124 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7162

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • 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://jacksth.ru/strik?utm_term=pioneer+mixtrax+fh-x700bt+set+clock PDF link annotation
    • https://cdn-cms.f-static.net/uploads/4475741/normal_5fd18cb8dbee3.pdfIn PDF document text
    • https://cdn.sqhk.co/fapolokid/eTY1ijY/samsung_phone_grand_prime_plus_price_in_bangladesh.pdfIn PDF document text
    • http://xorabawik.medianewsonline.com/what_happens_in_the_throne_of_fire.pdfIn PDF document text
    • http://wixosefimaba.scienceontheweb.net/86875737233.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4381962/normal_60194ad670255.pdfIn PDF document text
    • https://cdn.sqhk.co/fapolokid/5geQNX2/sniper_zombie_assassin_3d_unlimited_diamonds.pdfIn PDF document text
    • https://cdn.sqhk.co/ninafoso/ggcK9ic/joker_ringtone_lai_lai_lai_mp3_download.pdfIn PDF document text
    • https://cdn.sqhk.co/takularozo/iejhkMX/19521057828.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4393188/normal_60044c9dca2db.pdfIn PDF document text
    • https://cdn.sqhk.co/ninoporaleva/yLYhhe0/tusidofaporogod.pdfIn PDF document text
    • https://cdn.sqhk.co/fasisela/UZKuhgh/poparif.pdfIn PDF document text
    • http://kopuvimu.scienceontheweb.net/kiwuka.pdfIn PDF document text
    • https://cdn.sqhk.co/firokizita/jHfaVjb/66174037082.pdfIn PDF document text
    • https://cdn.sqhk.co/bawusipa/eyCZxig/police_car_siren_sound_mp3_download_djpunjab.pdfIn PDF document text
    • https://cdn.sqhk.co/wezupobuwab/hhjheI2/xamup.pdfIn PDF document text
    • http://xojuxelase.medianewsonline.com/58421891285.pdfIn PDF document text
    • https://cdn.sqhk.co/noneniwetav/iRjfgVd/jasumamivutupuxavop.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4366312/normal_6038b50b83d0d.pdfIn PDF document text
    • http://mukanebesiva.atwebpages.com/8516985864.pdfIn PDF document text
    • https://s3.amazonaws.com/gujutavevive/amazon_forest_fire_video.pdfIn PDF document text
    • https://s3.amazonaws.com/goneduzum/4964919268.pdfIn PDF document text
    • https://s3.amazonaws.com/zunaporam/paiya_tamil_movie_free.pdfIn PDF document text