PDF malware analysis — malicious · efa7cb7eaab2044c

MALICIOUS

PDF

62.7 KB Created: 2021-04-03 00:32:45 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 3d63b659d09932ad180509bd21b9ff52 SHA-1: 6af884eb696686abc2269eca516ce90b7687227e SHA-256: efa7cb7eaab2044ce2acbb8fbefdd06c8c07db8caf477e56f04f80cf41980ce9

174 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment

This PDF file is identified as malicious by ClamAV and an ML classifier, exhibiting characteristics of a phishing lure. The heuristic 'PDF_IMAGE_LURE' indicates it presents as an image-only document with a clickable action, designed to deceive users. The presence of numerous external URLs, including one pointing to 'crophysi.ru', suggests an attempt to redirect users to malicious sites or download further payloads. No scripts were extracted from this sample.

Machine Learning

Nyx PDF Classifier malicious score 0.5403

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-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 62 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://crophysi.ru/award?keyword=alcanos+alquenos+y+alquinos+ejemplos+pdf
- http://yozi.store/37185000277unh8t.pdf
- http://amorexpo.com/38483634068s7k6a.pdf
- http://mirror-x.org/hollywood_movies_free_utorrentc6ub3.pdf
- http://helpcopyright-service.com/samsung_galaxy_s9_plus_used_price_in_bangladeshr7auk.pdf
- http://umkatrade.ru/14475755325snhhv.pdf
- http://podipotekoi.ru/davekuxexovewugakuveroqood5.pdf
- http://osmosiotzs.fun/chelsea_fc_vs_watford_video9aj4w.pdf
- http://vkysnaya-eda.site/what_is_episode_5_of_the_haunting_of_bly_manor_aboutwy7wu.pdf
- http://keksik24.ru/10121537131ybrvl.pdf
- http://bumaga.bz/what_the_shining_twins_look_like_now96ca4.pdf
- https://8650d040-a33d-467d-a608-6706f181f11b.filesusr.com/ugd/61b8bf_ace67ddb089f4e428a0c3b85452ac102.pdf?index=true
- http://jawegoxizifiti.epizy.com/home_lease_purchase_agreement_template.pdf
- http://bubojawafutak.rf.gd/82402243035.pdf
- https://5f98d79b-b704-4ecc-a618-200e52db7f79.filesusr.com/ugd/d1a5b7_8301ace9ab9b4257a6a0bcca3cc2dca8.pdf?index=true
- https://fff5164c-1337-4dca-a870-9ee8129e9d1f.filesusr.com/ugd/11cbe4_f89cca5050c34867901c05cbd9fa9b16.pdf?index=true
- http://gejujebiwibi.epizy.com/amsterdam_airport_map.pdf
- https://98748e4b-3258-471a-903e-8ea98415cca0.filesusr.com/ugd/fd7405_b5d16e9ba27d440a8018c949e555a5e5.pdf?index=true
- https://2e907eb7-0cdb-46e5-a4de-ff0e34d1b96e.filesusr.com/ugd/7ea2c5_fdf2ea969c0e43628b0c448c2c36a59f.pdf?index=true
- http://xiwularofevomu.epizy.com/hse_guidelines_iugr.pdf
- https://s3.amazonaws.com/fofeguj/bixanuxukedafufapimodoze.pdf
- https://5e20aa6b-77ef-4f11-9344-5454fb7c649c.filesusr.com/ugd/fb3aa9_b3d796095eab4656bc8b01e7af0e4ba4.pdf?index=true
- https://s3.amazonaws.com/fadedosi/challenge_bhojpuri_movie_3gp_video.pdf
- https://d75bbb92-b0e4-4b50-83e6-2443e695523b.filesusr.com/ugd/bc73b9_de9c8c3ba01649cf9b5d3e7059aa99fc.pdf?index=true

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