Malicious PDF — malware analysis report

Static analysis result for SHA-256 d0a08d0a6680d77e…

MALICIOUS

PDF

138.3 KB Created: 2022-07-06 01:55:45 +00:00 Authoring application: chrall (via PDF Master 1.0.1) First seen: 2022-07-15
MD5: d279d17d434b121c280f1b586e0716c0 SHA-1: 431d8163048995cf06c868e33629c6e4d73efd9f SHA-256: d0a08d0a6680d77e7b9f62b6e3a8d25685c61fa8d60d9fa3512b3c7468cc6463
134 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large farm of links, many of which advertise cracked software. The primary heuristic indicates a PDF link farm designed to host external PDF files, likely for SEO poisoning or to distribute malware. The embedded URLs and the overall structure suggest a malicious intent to redirect users to potentially harmful content.

Machine Learning

  • Nyx PDF Classifier clean score 0.0057

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.
  • PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINK
    PDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
  • PDF link farm advertises cracked/pirated software medium PDF_CRACKED_SOFTWARE_LURE
    PDF contains many clickable links whose targets use cracked-software, keygen, serial-key, or warez vocabulary. These are SEO-spam lure documents that rank for software-piracy searches and route users to fake 'crack' download pages distributing potentially-unwanted programs, adware, or droppers. The PDF itself carries no exploit — the risk is the linked destinations.
  • 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 http://seachtop.com/ZG93bmxvYWR8Z2g3TW1seGRIeDhNVFkxTnpBMk56RTFOSHg4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA/businesscoachingsite.striking.insignificantly/ZGVzY2FyZ2FybmlwbGU1NWZ1bGxncmF0aXMZGV.itinerary PDF link annotation
    • http://www.kiwitravellers2017.com/wp-content/uploads/2022/07/optimik_236_c_crack_downloadbfdcm.pdfIn PDF document text
    • https://www.gayleatherbiker.de/upload/files/2022/07/FjPOJezWl3yL22rUXAwg_06_2e25bb68631a4907efa1b34c07674b0c_file.pdfIn PDF document text
    • https://xenoviabot.com/cermat-dalam-berbahasa-teliti-dalam-berpikir-pdf-20-__link__/In PDF document text
    • http://www.ambulatorioveterinarioiaccarino.it/wp-content/uploads/2022/07/xforce_keygen_ArtCAM_2017_32_bit_windows_10.pdfIn PDF document text
    • https://shobeklobek.com/kdmaxv4repack-crack/In PDF document text
    • https://520bhl.com/wp-content/uploads/2022/07/download_tkaraoke_pro_full_crack.pdfIn PDF document text
    • https://myinfancy.com/upload/files/2022/07/9XcMNhlQ6u7jSqA7gLPl_06_c0c7af4191f4b8e7d8bfe1091da0b035_file.pdfIn PDF document text
    • https://aula.ciapse.edu.pe/blog/index.php?entryid=24255In PDF document text
    • https://mcguirecapital.com/wp-content/uploads/2022/07/Impa_Marine_Stores_Guide_5th_Edition.pdfIn PDF document text
    • https://inside.lanecc.edu/system/files/webform///7311/bentjoyl48.pdfIn PDF document text
    • https://certificacionbasicamedicina.com/blog/index.php?entryid=3332In PDF document text
    • https://silkfromvietnam.com/artsacoustic-reverb-vst-v1-2-1-1-incl-keygen-new-air-serial-key/In PDF document text
    • https://hopsishop.com/2022/07/06/crack-lumion-10-1-pro-serial-number-reading-tool-link/In PDF document text
    • https://tueventoenvivo.com/psneurps3resident-evil-4-hd-fix-4-21-npeb00342-26/In PDF document text
    • https://mahoganyrevue.com/advert/signcut-productivity-pro-2-crack-upd/In PDF document text
    • https://www.riseupstar.com/upload/files/2022/07/lUpM7DvCcQsVVnMgPmQz_06_2e25bb68631a4907efa1b34c07674b0c_file.pdfIn PDF document text
    • https://enricmcatala.com/avast-2014-9-0-2018-serial-key/In PDF document text
    • http://yogaapaia.it/archives/37575In PDF document text
    • https://morefxoptions.com/wp-content/uploads/2022/07/Cod_Modern_Warfare_2_Razor1911_Password.pdfIn PDF document text
    • http://www.kiwitravellers2017.com/wp-In PDF document text
    • https://www.gayleatherbiker.de/upload/files/2022/07/FjPOJezWl3yL22rUXAwg_06_2e25bb68631a490In PDF document text
    • http://www.ambulatorioveterinarioiaccarino.it/wp-In PDF document text
    • https://myinfancy.com/upload/files/2022/07/9XcMNhlQ6u7jSqA7gLPl_06_c0c7af4191f4b8e7d8bfe109In PDF document text
    • https://www.riseupstar.com/upload/files/2022/07/lUpM7DvCcQsVVnMgPmQz_06_2e25bb68631a4907In PDF document text
    • https://morefxoptions.com/wp-In PDF document text
    • http://www.ambulatorioveterinarioiaccarino.it/wp-content/uploads/2022/07/xforce_keygen_artcam_2017_32_bit_windows_10.pdfIn PDF document text
    • https://ehr.meditech.com/system/files/webform/resumes/XMind-Pro-8-Pro-374-Build-201709040350-Serial--Crackingpatc-Free-Download.pdfIn PDF document text
    • http://www.tcpdf.orgIn PDF document text
    • https://ehr.meditech.com/system/files/webform/resumes/XMind-In PDF document text
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://purl.org/dc/elements/1.1/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://www.aiim.org/pdfa/ns/extension/In PDF document text
    • http://www.aiim.org/pdfa/ns/schema#In PDF document text
    • http://www.aiim.org/pdfa/ns/property#In PDF document text
    • http://www.aiim.org/pdfa/ns/id/In PDF document text
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