PDF malware analysis — malicious · 21289958f0eaeb9b

MALICIOUS

PDF

49.6 KB Created: 2021-01-11 16:43:16 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 4e4e2139710d6bb6d87f6a6c224729bb SHA-1: cee1d6620ccadc988507c15d3c1adf42ccdd6237 SHA-256: 21289958f0eaeb9b8196c7e182ce74e8559144d1abcb4bfb7f30a47790886085

232 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

This PDF is designed as a phishing lure, presenting itself as an informational document but containing a hidden clickable link. The primary link redirects to malicious infrastructure, indicating an attempt to lead the user to a compromised site or further malicious content. The presence of numerous external PDF links suggests a link farm used for SEO poisoning or to distribute further malicious documents.

Machine Learning

Nyx PDF Classifier malicious score 0.6064

Heuristics 5

PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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 49 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
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://ggtraff.ru/aws?utm_term=catanzaro+informa+incidente+ieri
- https://farezixinebi.weebly.com/uploads/1/3/4/2/134266061/8024803.pdf
- https://cdn-cms.f-static.net/uploads/4405660/normal_5fbac9d7d89b6.pdf
- https://wijugola.weebly.com/uploads/1/3/2/3/132303023/1803335.pdf
- https://s3.amazonaws.com/mivokozibu/manulife_reits_product_highlight_sheet.pdf
- https://s3.amazonaws.com/ropidadegaxut/65021250801.pdf
- https://s3.amazonaws.com/wixamupelinere/11744014737.pdf
- https://s3.amazonaws.com/kavalukato/lasam.pdf
- https://s3.amazonaws.com/lonozote/7553003654.pdf
- https://s3.amazonaws.com/mefovu/mozilla_firefox_42._0_version.pdf
- https://s3.amazonaws.com/lixuzo/nitutogowabamufese.pdf
- https://s3.amazonaws.com/jefobexapulow/22002428384.pdf

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