Malicious PDF — malware analysis report

Static analysis result for SHA-256 13b970b4f1a02135…

MALICIOUS

PDF

61.8 KB Created: 2020-12-28 01:12:19 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-10-11
MD5: 1ea559c9c67ab7d5bd8edab3f8fc4c9f SHA-1: d60ddc630ff743bb572e1630c68d8912fab3eb8b SHA-256: 13b970b4f1a02135b80dc2a08f2652efbdcf657d9d14f1ca450a1549ad42871a
154 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous external links, many pointing to suspicious domains, and is flagged by heuristics as a link farm and a potential phishing/malicious document. The document body, though heavily obfuscated, suggests a lure related to business analyst courses. The presence of external links indicates an attempt to redirect the user to malicious content, likely for phishing or malware delivery.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6609

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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://trafficel.ru/strik?utm_term=business+analyst+certification+courses+for+beginners PDF link annotation
    • https://xodasolilixodi.weebly.com/uploads/1/3/4/8/134874129/29d347f.pdfIn PDF document text
    • https://vawevoza.weebly.com/uploads/1/3/1/4/131482963/teluwil-vumopato.pdfIn PDF document text
    • https://wefamojugibe.weebly.com/uploads/1/3/1/1/131164519/1045037.pdfIn PDF document text
    • https://jolibudowuw.weebly.com/uploads/1/3/4/5/134596284/sugemebu.pdfIn PDF document text
    • https://ravidaxixow.weebly.com/uploads/1/3/4/3/134315840/1830972.pdfIn PDF document text
    • https://cdn.sqhk.co/tezikegoj/2Nidpgf/57446595718.pdfIn PDF document text
    • https://tugajepefur.weebly.com/uploads/1/3/1/4/131453805/e9756cb1c6.pdfIn PDF document text
    • https://kirewigofe.weebly.com/uploads/1/3/4/3/134382955/derareduwogeva_fuwarun_fefotiwefimi.pdfIn PDF document text
    • https://cdn.sqhk.co/mepetiruzi/Q0PYxje/broadway_umc_paducah_live_streaming.pdfIn PDF document text
    • https://s3.amazonaws.com/mafavuzenoliki/51927396923.pdfIn PDF document text
    • https://s3.amazonaws.com/wexukufedepim/english_hd_movies_free_2017.pdfIn PDF document text
    • https://s3.amazonaws.com/tobojelusiwi/internet_manager_2019.pdfIn PDF document text
    • https://s3.amazonaws.com/xafaxotaful/animax._mn_app.pdfIn PDF document text

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