Malicious PDF — malware analysis report

Static analysis result for SHA-256 b02f3d36715a8bb0…

MALICIOUS

PDF

134.3 KB Created: 2022-07-04 05:44:53 +00:00 Authoring application: nayhara (via PDF Master 1.0.1) First seen: 2022-07-15
MD5: f6fc93d720a4d19dce0ccfb8f4c562f0 SHA-1: e347b839eba8c91c7232ace6d08bfa18548c65e7 SHA-256: b02f3d36715a8bb09caa397249bc59084ed85e9e3089e14570d087f9790c133d
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link T1059.001 PowerShell

The PDF file contains a large number of external links, identified as a 'PDF_SEO_LINK_FARM' heuristic, suggesting a malicious intent to drive traffic to potentially harmful websites. One of the primary external URIs, http://godsearchs.com/eluded/helena/icasa.premiering?..., is directly associated with malware distribution. The document body is heavily obfuscated and does not provide clear textual lures, but the presence of numerous links to software cracks and converters points towards a common lure for malware downloads.

Machine Learning

  • Nyx PDF Classifier clean score 0.0078

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://godsearchs.com/eluded/helena/icasa.premiering?ZG93bmxvYWR8NWVKT0doME5YeDhNVFkxTmpnNU1qTTFNbng4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA=mayorga=cHIwbkxvb2tlcgcHI&nonselective=torso
    • http://contabeissemsegredos.com/muwire-crack-2022-latest/
    • http://www.oscarspub.ca/phpdesigner-7765-crack/
    • https://localsaskatchewan.com/wp-content/uploads/2022/07/BlueFox_Free_PDF_To_JPG_Converter__Activation_Free_Download_3264bit_Latest2022.pdf
    • https://footpathschool.org/wp-content/uploads/2022/07/sorrsama.pdf
    • https://wudlab.com/wp-content/uploads/2022/07/elysgol.pdf
    • http://www.vxc.pl/?p=38074
    • https://gjurmet.com/en/dwg-to-pdf-converter-software-crack-with-license-code-free-for-pc/
    • https://9escorts.com/advert/mitcalc-crack-download-2022/
    • https://evolvagenow.com/upload/files/2022/07/FmWrpXidJpjLwPpbRG55_04_7762887c65acbaf3256b849e72eca84b_file.pdf
    • http://minnesotafamilyphotos.com/outboundnet-viewer-pro-serial-key-download/
    • https://officinabio.it/ivinit-product-key-3264bit-latest-2022/
    • http://giovanimaestri.com/?p=25793
    • https://www.beaches-lakesides.com/realestate/ydetect-crack-free/
    • https://captainseduction.fr/check-of-all-knowledge-20120606-crack-free-2022/
    • https://www.ozcountrymile.com/advert/free-flv-to-mov-converter-free-latest/
    • https://hissme.com/upload/files/2022/07/ynolx4KMjWylk4o2AwHJ_04_ade95e9fbdc96d7218923a108179e521_file.pdf
    • https://www.cameraitacina.com/en/system/files/webform/feedback/sdexplorer-base.pdf
    • https://upiniun.com/wp-content/uploads/2022/07/Microsoft_Analytics_for_Twitter.pdf
    • https://diligencer.com/wp-content/uploads/2022/07/lucfla.pdf
    • https://localsaskatchewan.com/wp-content/uploads/2022/07/BlueFox_Free_PDF_To_JPG_Converter__A
    • https://evolvagenow.com/upload/files/2022/07/FmWrpXidJpjLwPpbRG55_04_7762887c65acbaf3256b
    • https://hissme.com/upload/files/2022/07/ynolx4KMjWylk4o2AwHJ_04_ade95e9fbdc96d7218923a1081
    • http://toddlypee.yolasite.com/resources/SuperScan-Crack---Keygen-Full-Version-Free.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_011_off0001a620.bin
df221e87b81d1531cafdadb6c09a602e9f604d1baf0a17bbd350cbb83baa06f7
decompressed-pdf-stream PDF FlateDecoded stream at offset 0x1A620 119072 bytes