Malicious PDF — malware analysis report

Static analysis result for SHA-256 5447e175443edead…

MALICIOUS

PDF

134.1 KB Created: 2022-06-12 23:19:24 +02:00 Authoring application: ethzab (via PDF Master 1.0.1) First seen: 2022-07-15
MD5: cb1fa90b38d942e84b461bad16331bf0 SHA-1: fc598ffd82bde1c6fcbca8c8cca839bf67f27d85 SHA-256: 5447e175443edead44659ec902eae175662278bcf4a89200f2f413a6585986e2
64 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. These links likely serve as a gateway to further malicious content or downloads. The primary URL identified, http://evacdir.com/..., appears to be part of this link farm, suggesting a phishing or malware distribution attempt.

Machine Learning

  • Nyx PDF Classifier clean score 0.0176

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/SXZvbmEgUmVhZGVyIENyYWNrIEZyZWUgRG93bmxvYWQSXZ/numismatic/ZG93bmxvYWR8bHc3Y2pOd01ueDhNVFkxTkRrNE9URTJNbng4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA/paced.hospitalization.recapturing/nineties.rosebay
    • https://csermoocf6ext.blog/2022/06/13/prtg-network-monitor-v12-2-1-1767-shock-crack/
    • http://guc.lt/wp-content/uploads/2022/06/ubolchan.pdf
    • https://deeprooted.life/wp-content/uploads/2022/06/Architect_3D_Platinum_17511000_SerialECZ_ChingLiu_Serial_Key_Keygen.pdf
    • https://viajacomolocal.com/wp-content/uploads/2022/06/Kerbal_Space_Program_0202_Linux_Crack.pdf
    • https://romanibook.com/upload/files/2022/06/YuQ4Xq4csq6RAouO3Zil_12_13823f2ec5eb9e2979d00c337a191086_file.pdf
    • https://everyonezone.com/upload/files/2022/06/dDaGSHe2ZeRDU9C7VuRn_12_e655ac7da0859ee5e20e68e612f1d568_file.pdf
    • https://l1.intimlobnja.ru/x-plane-carenado-tbm-850-hd-series-v3-3/
    • https://sjbparishnaacp.org/2022/06/12/big-kahuna-reef-1-full-precracked-foxy-games-lucky-patcher/
    • https://black-affluence.com/social/upload/files/2022/06/4n7HdbmpcjSn4qVX63Au_12_13823f2ec5eb9e2979d00c337a191086_file.pdf
    • http://pi-brands.com/wp-content/uploads/2022/06/Thc_credit_v1_91_64.pdf
    • https://marriagecermony.com/wp-content/uploads/2022/06/Weight_Watchers__Flexipoints_201.pdf
    • https://germanconcept.com/blue-mountain-movies-dual-audio-eng-hindi-720p-torrent-best/
    • https://mercatoposto.com/wp-content/uploads/2022/06/rang_de_basanti_1080p_bluray.pdf
    • https://rocky-falls-83065.herokuapp.com/smelcol.pdf
    • https://verycheapcars.co.zw/advert/borland-jbuilder-2007-enterprise-iso-keygenl/
    • http://www.chimfab.com/?p=9797
    • https://sheltered-coast-19960.herokuapp.com/Descargar_El_Simulador_De_Rita_Mulcahy.pdf
    • https://whispering-plateau-77437.herokuapp.com/appojer.pdf
    • https://corosocial.com/upload/files/2022/06/qyjEXJgfjBBHUVdAdtkn_12_13823f2ec5eb9e2979d00c337a191086_file.pdf
    • https://skilled-space.sfo2.digitaloceanspaces.com/2022/06/verbjan.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/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_001_off00000bfa.bin
a217f12862e0ff75203bdd4136ca0d68471050be46bb09aed5306898926ffdd4
decompressed-pdf-stream PDF FlateDecoded stream at offset 0xBFA 120140 bytes