Malicious PDF — malware analysis report

Static analysis result for SHA-256 8094bbfadb0921a0…

MALICIOUS

PDF

250.7 KB Created: 2022-07-06 04:09:37 +00:00 Authoring application: nailaur (via PDF Master 1.0.1) First seen: 2026-04-01
MD5: ba5028ca827ef0ce5607991457e31abe SHA-1: e5da154c2f28c47722136615b7c467aac9d7acd6 SHA-256: 8094bbfadb0921a0887c42f2a8162f317fa230b8cdfbb2fd536053fdb6f11c4e
104 Risk Score

Machine Learning

  • Nyx PDF Classifier clean score 0.0066

Heuristics 4

  • Cracked-software lure uses shortlink/download gateway critical PDF_CRACKED_SOFTWARE_SHORTLINK_LURE
    PDF visible text advertises a crack, serial number, archive, or pirated-software download and pairs it with a shortlink or encoded download gateway. This is a high-confidence social-engineering carrier for unwanted software or droppers; the PDF itself is not a parser exploit.
  • PDF links to a cracked-software download doorway (base64-obfuscated) high PDF_CRACKED_SOFTWARE_DOWNLOAD_DOORWAY
    PDF's embedded link hides a pirated-software title as a base64 blob inside the URL path/query (and/or carries the ``download|`` doorway-template marker), rather than in visible text. This is a TCPDF-generated SEO doorway that ranks for software-piracy searches and funnels users to fake 'crack/keygen' download pages distributing adware, potentially-unwanted programs, or droppers. The base64 encoding is deliberate obfuscation to evade plaintext lure rules; the PDF itself carries no parser exploit — the risk is the linked crack-download destination.
  • 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://siteslocate.com/confinement/execs.stereoscopic/adiponectin/YnJlYWtpbmcgYmFkIHNlYXNvbiAyIDcyMHAgaGR0diB4MjY0IDE3NQYnJ/signing.ZG93bmxvYWR8eHQ4TmpZMWNYeDhNVFkxTnpBMk56RTFOSHg4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA PDF link annotation
    • https://patmosrestoration.org/wp-content/uploads/2022/07/karmros.pdfIn PDF document text
    • https://wellnessblockchainalliance.com/wp-content/uploads/2022/07/the_thieves_korean_movie_eng_subtitle_download.pdfIn PDF document text
    • https://www.stow-ma.gov/sites/g/files/vyhlif1286/f/uploads/text_alerts_0.pdfIn PDF document text
    • https://kentny.pt7.civic-cms.com/sites/g/files/vyhlif4576/f/file/file/regular_town_employment_application_form_4-07.pdfIn PDF document text
    • https://unmown.com/upload/files/2022/07/sNjRxIYvd4DxkawtuvR5_06_80f352087effea275cb7e64b6856ad0c_file.pdfIn PDF document text
    • http://lms.courses4u.in/blog/index.php?entryid=9195In PDF document text
    • https://dunstew.com/advert/cadprofi-v11-09-keygen-verified-free-download/In PDF document text
    • https://portalnix.com/wp-content/uploads/Discovering_Happiness_By_Dennis_Wholey_Pdf_EXCLUSIVE.pdfIn PDF document text
    • https://bodhibliss.org/silhouette-studio-business-edition-fixed-keygen-generator/In PDF document text
    • http://noverfood.com/?p=5435In PDF document text
    • https://alamaal.net/blog/index.php?entryid=49461In PDF document text
    • https://startclube.net/upload/files/2022/07/eZdRR8XaMVphAUY9J6WG_06_ba00690b68ec1a7035c86330a74310ad_file.pdfIn PDF document text
    • https://bikerhall.com/upload/files/2022/07/TCDWms3JZkS4iLA7RAH1_06_80f352087effea275cb7e64b6856ad0c_file.pdfIn PDF document text
    • https://twincitiesblack.com/wp-content/uploads/2022/07/la_clave_del_exito_malcolm_gladwell_pdf.pdfIn PDF document text
    • http://uggla.academy/elearn/blog/index.php?entryid=4042In PDF document text
    • https://ead.institutoinsigne.com.br/blog/index.php?entryid=7754In PDF document text
    • http://ontarioinvestigatortraining.ca/blog/index.php?entryid=2279In PDF document text
    • https://pollynationapothecary.com/wp-content/uploads/2022/07/fabioan.pdfIn PDF document text
    • https://www.tailormade-logistics.com/sites/default/files/webform/aurzur317.pdfIn PDF document text
    • https://wellnessblockchainalliance.com/wp-In PDF document text
    • https://kentny.pt7.civic-In PDF document text
    • https://unmown.com/upload/files/2022/07/sNjRxIYvd4DxkawtuvR5_06_80f352087effea275cb7eIn PDF document text
    • https://portalnix.com/wp-In PDF document text
    • https://startclube.net/upload/files/2022/07/eZdRR8XaMVphAUY9J6WG_06_ba00690b68ec1a703In PDF document text
    • https://bikerhall.com/upload/files/2022/07/TCDWms3JZkS4iLA7RAH1_06_80f352087effea275cbIn PDF document text
    • https://twincitiesblack.com/wp-In PDF document text
    • http://siteslocate.com/confinement/execs.stereoscopic/adiponectin/ynjlywtpbmcgymfkihnlyxnvbiayidcymhagagr0dib4mjy0ide3nqynj/signing.zg93bmxvywr8ehq4tmpzmwnyedhnvfkxtnpbmk56rtfoshg4twpvm05iedhlrtbwsuhkbflxuxrzbxh2wnlcyljtrnpkq0jiulu1zaIn PDF document text
    • https://emealjobs.nttdata.com/pt-pt/system/files/webform/film-hantu-puncak-datang-bulan-full-version.pdfIn PDF document text
    • http://www.tcpdf.orgIn PDF document text
    • https://emealjobs.nttdata.com/pt-pt/system/files/webform/film-hantu-puncak-datang-bulan-full-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

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002419.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x2419 84648 bytes
SHA-256: 0b6c48f6a4e931a4572b13bb2af9ad514b0702ea3c747f8534c05d2c57946ed4
font_01_sfnt_off0000ac7c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xAC7C 83036 bytes
SHA-256: 6d13e73e85a502a13969f6a5eaecd0b275a0868c045f80b7d64ed55d70678261