PDF malware analysis — malicious · ea5c53049d52f574

MALICIOUS

PDF

58.6 KB Created: 2021-04-02 06:15:14 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 11c66367bb57a0e235d486afd924ac2d SHA-1: 08f1dab0cbde365e2ca5c43d4616c89b1f88cccf SHA-256: ea5c53049d52f5747a9708f8f67ca95b69752c0fc339936bb9c8a674032e9393

174 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

This PDF document is identified as malicious by ClamAV and an ML classifier, exhibiting characteristics of a phishing lure. The heuristic 'PDF_IMAGE_LURE' indicates it's an image-only document designed to trick users into clicking an embedded URI. The presence of a large number of external links, including 'http://wotimadugol.epizy.com/scientific_method_worksheet_answers_9th_grade.pdf', suggests a link farm or redirection mechanism to further malicious sites. No scripts were extracted from this sample.

Machine Learning

Nyx PDF Classifier malicious score 0.7003

Heuristics 5

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.
ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE

PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 58 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
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://fokemale.ru/aws?utm_term=how+to+read+f+distribution+table+anova
- https://cdn-cms.f-static.net/uploads/4481825/normal_6024a1747cbc1.pdf
- https://cdn-cms.f-static.net/uploads/4449205/normal_605dd86aa5b1a.pdf
- https://cdn.sqhk.co/bezofusipow/bp8hcgf/corel_draw_x5_shortcut_keys.pdf
- https://cdn.sqhk.co/fovulifavu/hchI2SH/24266482681.pdf
- https://cdn.sqhk.co/dijawagag/j12khbO/velunojimavavurozupira.pdf
- http://tivirazetuxozux.22web.org/creon_10000_bula.pdf
- http://wotimadugol.epizy.com/scientific_method_worksheet_answers_9th_grade.pdf
- https://uploads.strikinglycdn.com/files/9ea24d54-386a-41e7-94c9-4dedd155175e/zipetowasoxe.pdf
- https://f3b8d348-8566-49c9-a9f8-a2c3b9e1bc8e.filesusr.com/ugd/f1c748_43c5992d42bf4985a5db0d8221aedccb.pdf?index=true
- http://vuruwabudakase.epizy.com/41034060928.pdf
- https://uploads.strikinglycdn.com/files/69ea9ec1-6e46-4075-aac9-3ac13f763295/cuisinart_2_quart_ice_cream_maker_reviews.pdf
- https://uploads.strikinglycdn.com/files/6f06f437-74e3-41a0-941e-24b7efd0c078/62318897526.pdf
- https://uploads.strikinglycdn.com/files/76a2735b-c32e-474c-846e-0fe6fae3bf00/ancient_greek_government_buildings.pdf
- http://sapumazolexu.epizy.com/bible_commentary_download.pdf
- https://uploads.strikinglycdn.com/files/4e7baee2-2f09-499b-ba26-a2aae06d769a/master_forge_outdoor_kitchen_manual.pdf
- http://pufiwuwa.epizy.com/tamil_bayan_for_whatsapp_status.pdf
- https://de99934f-f465-4d69-af5e-14f317c0a7c6.filesusr.com/ugd/4fea5c_a999c126316441d6b02b318f5d72aba0.pdf?index=true
- https://da550aaf-34ae-4f9b-ad82-7836b82beebe.filesusr.com/ugd/a203e6_6240618f306d4fd38094a7ab9031bf18.pdf?index=true
- https://uploads.strikinglycdn.com/files/60442fca-82ba-4c93-bdcd-458e26b931c7/40459892383.pdf
- https://uploads.strikinglycdn.com/files/f6b6aef0-8dc0-444e-b759-864def7c1e88/dell_latitude_e6410_i5-520m_review.pdf

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