Malicious PDF — malware analysis report

Static analysis result for SHA-256 e96d620a2de9a81c…

MALICIOUS

PDF

81.4 KB Created: 2022-06-09 01:41:03 +02:00 Authoring application: daitrud (via PDF Master 1.0.1) First seen: 2022-07-15
MD5: d3a54abf82751ae2ceb37b73e2e1ea70 SHA-1: a04ccf0ca9312839ae7acf9d56d708a69f2bb6c9 SHA-256: e96d620a2de9a81cad7236197e92ba59047d5b57be08c90ce2839c107cd596f7
64 Risk Score

Malware Insights

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

The PDF document contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting it is designed to redirect users to potentially malicious websites. One prominent URL, http://evacdir.com/intended]/.describe/ZG93bmxvYWR8ODc3WVdOcGZId3hOalUwTnpNd09EZzJmSHd5TlRjMGZId29UU2tnY21WaFpDMWliRzluSUZ0R1lYTjBJRWRGVGww.preowned/TWFyY2VsbGluaSBzYm9yZG9uZSBhbmFsaXNpIG1hdGVtYXRpY2EgMQTWF.lengthy, is embedded within the document. The document's structure and the nature of the links indicate a probable attempt to distribute malware or conduct phishing operations.

Machine Learning

  • Nyx PDF Classifier clean score 0.2308

Heuristics 3

  • 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.
  • 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://evacdir.com/intended]/.describe/ZG93bmxvYWR8ODc3WVdOcGZId3hOalUwTnpNd09EZzJmSHd5TlRjMGZId29UU2tnY21WaFpDMWliRzluSUZ0R1lYTjBJRWRGVGww.preowned/TWFyY2VsbGluaSBzYm9yZG9uZSBhbmFsaXNpIG1hdGVtYXRpY2EgMQTWF.lengthy
    • https://jyotienterprises.net/wp-content/uploads/2022/06/Solucionario_Del_Examen_De_Admision_Agraria_2014_1l.pdf
    • https://www.juniperhillpta.uk/wp-content/uploads/2022/06/the_liang_gie_pengantar_filsafat_ilmu_pdf.pdf
    • https://www.myai-world.com/wp-content/uploads/2022/06/Zello_PTT_Walkie_Talkie_V377_Crack_HOT.pdf
    • https://aulagarema.milaulas.com/blog/index.php?entryid=13959
    • https://weycup.org/wp-content/uploads/2022/06/Ansys_Products_V1507_3264_BitMAGNi.pdf
    • https://worldlawalliance.com/wp-content/uploads/2022/06/Babylon_10_License_Key.pdf
    • https://himarkacademy.tech/blog/index.php?entryid=31
    • http://dealskingdom.com/wp-content/uploads/2022/06/elldarv.pdf
    • https://midwestherbaria.org/portal/checklists/checklist.php?clid=76078
    • https://www.tibiabr.com/wp-content/uploads/2022/06/MonsterHunterWorldTheHandlersGuildmarmCostumecrack.pdf
    • https://www.onk-group.com/wp-content/uploads/2022/06/falumb.pdf
    • http://bestoffers-online.com/?p=9972
    • https://pinkandblueparenting.com/advert/the-surge-a-walk-in-the-park-update-v20171221-codex-no-survey-no-password-no-download-upd/
    • https://yietnam.com/upload/files/2022/06/jueo8WNTOUEJJ8EGC4ky_08_ec8a384c637f3b92d224ed567293afbb_file.pdf
    • https://fernrocklms.com/blog/index.php?entryid=35
    • https://ividenokkam.com/ads/advert/crayon-shin-chan-manga-pdf-download/
    • https://kireeste.com/siggen-dll-proteus-8-professiona/
    • http://hotelthequeen.it/wp-content/uploads/2022/06/Positive_Grid__BIAS_FX_Desktop_1663633_VST_AAX_x64_crack.pdf
    • https://diboa.co/wp-content/uploads/2022/06/beleli.pdf
    • https://pinkandblueparenting.com/advert/the-surge-a-walk-in-the-park-update-v20171221-codex-no-survey-no-password-no-
    • https://gramdalremola.wixsite.com/cerfwigghipcall/post/alien-covenant-english-hindi-dubbed-full-movie-download
    • http://www.tcpdf.org
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://www.aiim.org/pdfa/ns/extension/
    • http://www.aiim.org/pdfa/ns/schema#
    • http://www.aiim.org/pdfa/ns/property#
    • http://www.aiim.org/pdfa/ns/id/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off000014e1.bin
a217f12862e0ff75203bdd4136ca0d68471050be46bb09aed5306898926ffdd4		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x14E1 120140 bytes

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