Malicious PDF — malware analysis report

Static analysis result for SHA-256 c5e8152bd765c6b6…

MALICIOUS

PDF

108.6 KB Authoring application: Solid Converter PDF
MD5: 90aaedee674f487ae874cfd552060144 SHA-1: 7cdee4ed6b5fec9e01bc7490fc68a451c5bf8e2f SHA-256: c5e8152bd765c6b6d678794934384231dd27f707d95892b890ba5b03fe51cc93
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, a technique often used for SEO manipulation or to redirect users to malicious sites. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic-generating intent. No scripts were extracted from this sample, limiting the analysis of direct execution capabilities.

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.apstudioartloa.com/uploads/1/3/0/5/130551008/a8166.pdf
    • http://puzzleofthelamb.com/uploads/1/3/0/5/130538840/9593881.pdf
    • http://wendymmillerpsyd.com/uploads/1/3/0/7/130739039/masonipox-vesewezelosuwos-zabuf.pdf
    • http://grycuk.com/uploads/1/3/0/7/130775201/6c09f4.pdf
    • http://wingingitarts.com/uploads/1/3/0/3/130323908/vuwubel_lasazerovo_zosodur_sirafuxopeb.pdf
    • http://solesbysol.com/uploads/1/3/0/4/130488398/5adfc.pdf
    • http://kittenconvict.org/uploads/1/3/0/6/130639093/7769978.pdf
    • http://apologiesfrommen.com/uploads/1/3/0/6/130621447/4324536.pdf
    • http://statumfinancegroup.com/uploads/1/3/0/5/130588494/cbec17fe.pdf
    • http://livegreaterdayton.com/uploads/1/3/0/5/130550731/1759775.pdf
    • http://advancedbiocomputing.net/uploads/1/3/0/6/130639386/3323398.pdf
    • http://survivingmytwentysomethings.com/uploads/1/3/0/5/130588931/5427616.pdf
    • http://hotellable.com/uploads/1/3/0/6/130620861/sexevazoworujurug.pdf
    • http://adventhopefellowship.org/uploads/1/3/0/2/130270892/puguleku-naruxuj.pdf
    • http://nwrealtybrokers.com/uploads/1/3/0/7/130739098/zatetafurotap_wimake_rebigigitewi_tenesex.pdf
    • http://onlinestaginghelp.com/uploads/1/3/0/7/130776646/potirupiw.pdf
    • http://yulechengtikuansudukuai.br3h.com/uploads/1/3/0/3/130379336/130379336.html#avatar+aang+comics+pdf
    • http://advancedbiocomputing.net/uploads/1/3/0/6/1306393

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005a0a.bin
33a51d07df11f2ebbeee00eb181618870c33598ef9aa33a4527eb9ce7abd4c85		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5A0A 7368 bytes

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