Malicious PDF — malware analysis report

Static analysis result for SHA-256 f045619fde837c95…

MALICIOUS

PDF

38.0 KB Created: 2020-06-06 09:40:46 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 89a41858e99e4f1438c2ba5dc1c581ca SHA-1: e72eae7e4dd47adddbafb1f916282dcbdec1733b SHA-256: f045619fde837c9567992dbc655ae8c69bb29074debcc2a6bd785799ca336dd8
62 Risk Score

Malware Insights

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

The PDF document is disguised as a vehicle owner's manual, but it contains a large number of external links, indicating a link farm or redirection scheme. The heuristic 'PDF_SEO_LINK_FARM' specifically flags this behavior, suggesting the document is designed to drive traffic to other sites. No scripts were extracted from this sample, limiting the ability to determine further malicious intent beyond link distribution.

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://flagstaffsings.org/uploads/1/3/0/7/130740026/130740026.html#2005+suzuki+forenza+owners+manual
    • http://ignitebreese.com/uploads/1/3/0/5/130541285/fdc0e.pdf
    • http://equinediagnostic.com/uploads/1/3/0/7/130776079/ae28a.pdf
    • http://c5events.ca/uploads/1/3/0/5/130588701/4afb33430b43a.pdf
    • http://primeassetresale.com/uploads/1/3/0/7/130776088/2557582.pdf
    • http://mta-sts.danavanhassel.com/uploads/1/3/1/4/131453464/9870336.pdf
    • http://3170gordondrive.com/uploads/1/3/0/7/130740116/dc162b880be5d4e.pdf
    • http://mail.somerscustomframing.com/uploads/1/3/0/2/130289649/fimetutaj.pdf
    • http://mx.reneesgourmetpizzeria.net/uploads/1/3/0/5/130588278/5158797.pdf
    • http://flagstaffsings.org/uploads/1/3/0/7/130740026/terms.html
    • http://flagstaffsings.org/uploads/1/3/0/7/130740026/dmca.html
    • http://flagstaffsings.org/uploads/1/3/0/7/130740026/policy.html
    • https://lubokafokazi.files.wordpress.com/2020/06/noxabunazagifedi.pdf
    • https://pofulekat.files.wordpress.com/2020/06/51298998798.pdf
    • https://pegolupoduw.files.wordpress.com/2020/06/63620260157.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000066d6.bin
f901cc8baab9a7c93c38174a9ddb356d0287d92911edcda8d052ec80254fd28b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x66D6 11072 bytes

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