Malicious PDF — malware analysis report

Static analysis result for SHA-256 339a56d08349e3d5…

MALICIOUS

PDF

34.9 KB Authoring application: QPDF
MD5: 75f00dcfc22bb3b2b61ee2b42712672e SHA-1: 6ac77efb49b6f5c5f525de6b28efd3b5ae096cc4 SHA-256: 339a56d08349e3d5baa14e1ec8e68e6e2c16a48a36280474d7212797b436f068
120 Risk Score

Malware Insights

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

The PDF file was detected as malicious by ClamAV with the signature Pdf.Phishing.TtraffRobotInstall-7605656-0. Static analysis revealed a large number of embedded external links, indicating a link farm designed to redirect users to potentially malicious content. The document body, though heavily obfuscated, also contains several of these URLs, reinforcing the phishing or redirection intent.

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://www.ag4planet.com/uploads/1/3/0/4/130476589/tilaf.pdf
    • http://18before18.com/uploads/1/3/0/8/130874082/valajezolideboxet.pdf
    • http://movedomaintonewaccttest.com/uploads/1/3/0/3/130323182/63257f.pdf
    • http://lagoblutravel.voyagerwebsites.com/uploads/1/3/0/7/130739533/a73a5236373ee2d.pdf
    • http://johnhenryfox.com/uploads/1/3/0/6/130620674/mefan.pdf
    • http://neurology-u-tokyo.com/uploads/1/3/0/7/130739177/69652.pdf
    • http://miniturecowboysrus.com/uploads/1/3/0/4/130488736/e660d2738.pdf
    • http://nextgenerationatl.org/uploads/1/3/0/5/130590710/1566485.pdf
    • http://jetsetsocial.com/uploads/1/3/0/6/130639342/2374459.pdf
    • http://matthewgeller.net/uploads/1/3/0/7/130775657/4298885.pdf
    • http://thesketchytherapist.com/uploads/1/3/0/5/130544240/zajezos.pdf
    • http://prettyininkbyci.com/uploads/1/3/0/2/130272483/nuribafuxepol-gizate-jonadalop.pdf
    • http://myshermer.net/uploads/1/3/0/5/130545382/givegaso_kanurivatitew.pdf
    • http://spiritual-research-network.com/uploads/1/3/0/4/130435654/1590896.pdf
    • http://www.thehippygreen.co.uk/uploads/1/3/0/8/130815080/rasiluz.pdf
    • http://dentaltechonline.com/uploads/1/3/0/5/130588716/momiz.pdf
    • http://www.theprincetontigerlilies.org/uploads/1/3/0/7/130739693/0d7e0e2b7c269.pdf
    • http://mninal.salon225.com/uploads/1/3/0/6/130605059/130605059.html#adjective+multiple+choice+exercises

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002cb7.bin
e3c8dbb836eeb5942538bff16fa5b604465d5f97a5519517b7051bc733753f9e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2CB7 7568 bytes

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