Malicious PDF — malware analysis report

Static analysis result for SHA-256 7ae0b59fbeb071d6…

MALICIOUS

PDF

35.0 KB Authoring application: SWFTools
MD5: 4e42ccc8e38d51eb813169b42690b267 SHA-1: 3eb51a93e57a59c761e5911569a4d8b1f691a693 SHA-256: 7ae0b59fbeb071d6dc852d128d1a3f44c40e3872244fe4531d131082f454272a
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs pointing to other PDF files, a technique often used for SEO manipulation or to distribute malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution. No scripts were extracted, but the embedded URLs are the primary indicators of compromise.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://healthypleasuremx.com/uploads/1/3/0/5/130589452/gegipebaku_gabamigafobujo.pdf
    • http://swarschaw.com/uploads/1/3/0/5/130538931/919e5ad853f2.pdf
    • http://madameallen.org/uploads/1/3/0/6/130621533/f816e14b8ba66.pdf
    • http://maternity-depot.net/uploads/1/3/0/5/130589316/gomarozeribox.pdf
    • http://acutabovebiz.weebly.com/uploads/1/3/0/5/130539115/derupefupodavo.pdf
    • http://ccrpal.org/uploads/1/3/0/6/130620975/godusepovodin-jabipupuvo-waxex-kuxuzifokivew.pdf
    • http://anewlevelrep.com/uploads/1/3/0/3/130323342/xokuviwukonume_busaxaja_zaxesozevukir_vimojaxo.pdf
    • http://dancedietitian.com/uploads/1/3/0/6/130621890/696562.pdf
    • http://marketingprivateschools.com/uploads/1/3/0/6/130639344/kapaxug-lamute.pdf
    • http://rufaxuk.saylove.info/uploads/2020/01/29/8078563.pdf
    • http://pafaka.02shopppp.fun/uploads/2020/01/28/5e4c8c.pdf
    • http://wedoscrapmetalinsurance.com/uploads/1/3/0/6/130604630/ginabarefutubig.pdf
    • http://gav.epay-clientesv3-0range.com/uploads/2020/01/28/piwiloj-sewixiv.pdf
    • https://bobalefulekas.weebly.com/uploads/1/3/0/5/130539170/9c143e7c0d1.pdf
    • http://lorieformonroe.com/uploads/1/3/0/3/130313086/gesevuwamapag.pdf
    • http://tinidi.topresult.icu/uploads/2020/01/28/dijiriseru.pdf
    • http://bsa-sccc-pack301.com/uploads/1/3/0/5/130539654/130539654.html#independent+vs+dependent+variable+examples+worksheet

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000014c7.bin
eff5e9ac8967feb10fff5878431e7cd449a43c77f6d87e693d117abb1fc05a56		 pdf-font-stream PDF embedded font (sfnt) at offset 0x14C7 7376 bytes

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