Malicious PDF — malware analysis report

Static analysis result for SHA-256 ea87cdb2f315d2a9…

MALICIOUS

PDF

124.4 KB Created: 2022-07-06 01:38:03 +00:00 Authoring application: quajam (via PDF Master 1.0.1) First seen: 2022-07-15
MD5: ab6cba36132b73277f0e0470f8b3e5f0 SHA-1: 8b4ac6297ea45817df0744e1e223073f8835c0ca SHA-256: ea87cdb2f315d2a9bb7a392675bf91c69f4ece170e81ab49d7f5ce48746be9d2
64 Risk Score

Malware Insights

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

The PDF document contains a significant number of external links, many of which point to potentially malicious domains, indicating a link farm for SEO manipulation. The primary malicious URL identified is http://rocketcarrental.com/fendor/UGFuZ29saW4gUXVpY2tzaG93IENyYWNrUGF.giddiness.lesonsky/somethin?touchtap=skidding&ZG93bmxvYWR8djRITVhwM04zeDhNVFkxTnpBMk56RTFOSHg4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA=everlast, which is likely used to distribute further malicious content. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier clean score 0.0068

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://rocketcarrental.com/fendor/UGFuZ29saW4gUXVpY2tzaG93IENyYWNrUGF.giddiness.lesonsky/somethin?touchtap=skidding&ZG93bmxvYWR8djRITVhwM04zeDhNVFkxTnpBMk56RTFOSHg4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA=everlast
    • https://ig-link.com/fm8-tallava-ksd-free-download-epub-best/
    • https://richonline.club/upload/files/2022/07/ENoIPkzxInI6MfMtCMa4_06_bd77246c2318f4e549175154d46e79a0_file.pdf
    • https://2c63.com/groove-coaster-apeliotes-full-crack-password-patched/
    • https://horley.life/navi-opel-siemens-ncdc-2013-download-ddl-hot/
    • https://influencerstech.com/upload/files/2022/07/HjLVUcTMQf2CsIJESFQf_06_bd77246c2318f4e549175154d46e79a0_file.pdf
    • https://www.titlecenterofthesouth.com/system/files/webform/Modern-Control-Systems-11th-Edition-By-Rc-Dorf-And-Rh-Bishop-Pdf-Rapidshare.pdf
    • https://www.ricardovidal.net/wp-content/uploads/2022/07/Kerin_Hartley_Rudelius_Marketing_11th_Edition_Pdfzip_BEST.pdf
    • https://www.turksjournal.com/official-sony-xperia-xz2-702so-softbank-japan-stock-rom-ftf-for-flashtool-high-quality/
    • https://www.sertani.com/upload/files/2022/07/WIJOEUZNWcif2OCnbZMz_06_bd77246c2318f4e549175154d46e79a0_file.pdf
    • https://www.hellodanes.com/wp-content/uploads/2022/07/caihed.pdf
    • http://icjm.mu/?p=2416
    • https://sonapproved.com/wp-content/uploads/2022/07/faykai.pdf
    • https://jahaniel.com/wp-content/uploads/2022/07/ysbezav.pdf
    • https://belz-elektromagie.de/2022/07/06/team-r2r-korg-software-pass-emulator-v1-0-0-r2r-repack/
    • https://davidocojewelers.com/quimica-general-de-armendariz
    • https://kaowarsom.be/nl/system/files/webform/warrtani812.pdf
    • http://sawkillarmoryllc.com/?p=16145
    • https://richonline.club/upload/files/2022/07/ENoIPkzxInI6MfMtCMa4_06_bd77246c2318f4e549175154
    • https://influencerstech.com/upload/files/2022/07/HjLVUcTMQf2CsIJESFQf_06_bd77246c2318f4e54917
    • https://www.titlecenterofthesouth.com/system/files/webform/Modern-Control-Systems-11th-Edition-
    • https://www.ricardovidal.net/wp-
    • https://www.turksjournal.com/official-sony-xperia-xz2-702so-softbank-japan-stock-rom-ftf-for-
    • https://www.sertani.com/upload/files/2022/07/WIJOEUZNWcif2OCnbZMz_06_bd77246c2318f4e54917
    • https://wmich.edu/system/files/webform/Bhala-Pae-Tate-Sahe-Ru-Sahe-Odia-Film-19.pdf
    • https://wakelet.com/wake/--xxRZ3SZvY7OftKFbsto
    • http://gluterov.yolasite.com/resources/Windows-7-Recovery-Disc-32Bit-x86-Editioniso-NEW.pdf
    • 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/