Malicious PDF — malware analysis report

Static analysis result for SHA-256 06cbbe9f1ab5ae1c…

MALICIOUS

PDF

68.1 KB Created: 2021-03-01 22:43:23 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-22
MD5: 0c1585b97a550f7234d7c8521daae565 SHA-1: 25a5aafde42ea41eb91d3c945517bd86c81649e0 SHA-256: 06cbbe9f1ab5ae1c2cb34f809ffe28a9ae69b2f364cf92b8de62d6f3d1ac67a3
154 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

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 0.8890

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://jacksth.ru/award?keyword=home+design+apps+for+android+phones PDF link annotation
    • https://cdn.sqhk.co/tibapopedeka/igw5RXf/3289385625.pdfIn PDF document text
    • https://cdn.sqhk.co/purilusevike/gibjgsA/age_of_conquest_iv_mod_apk_all_maps.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4380403/normal_5fe7262f3d2cb.pdfIn PDF document text
    • https://cdn.sqhk.co/zesozote/ygjggic/om_nom_nom_dog_gif.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4409606/normal_5fe5ec4c18b83.pdfIn PDF document text
    • https://xoxumowuna.weebly.com/uploads/1/3/5/9/135964844/lagupilikewurof.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4368478/normal_5fdc603776d0c.pdfIn PDF document text
    • https://cdn.sqhk.co/fopujetoros/W1iRzEs/dead_trigger_2_latest_hacked_apk.pdfIn PDF document text
    • https://sizelelam.weebly.com/uploads/1/3/4/8/134867910/8baed6a501.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4486965/normal_603a521a9df61.pdfIn PDF document text
    • https://wijodemarivupi.weebly.com/uploads/1/3/4/8/134861972/3129718.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4376087/normal_6000cc8a16003.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4402244/normal_5fe53d0c9e134.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4457604/normal_6021ed2177e91.pdfIn PDF document text
    • https://posofipijetudu.weebly.com/uploads/1/3/1/3/131380531/3417891.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4384316/normal_602a115a0fb67.pdfIn PDF document text
    • https://cdn.sqhk.co/noxuluni/icTiijj/color_spiral_game.pdfIn PDF document text
    • https://cdn.sqhk.co/tavimuxeju/iTvmuif/wadaw.pdfIn PDF document text
    • https://cdn.sqhk.co/fuvazuginu/fBmKuhc/dotanubiniroloruninuzu.pdfIn PDF document text

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