Malicious PDF — malware analysis report

Static analysis result for SHA-256 a572bba95aca8e2c…

MALICIOUS

PDF

37.6 KB Authoring application: Solid Converter PDF
MD5: 49ef453802f668183a8b40f95216df03 SHA-1: 9c535dc3db6815974cc88b07ec54d6f3c3894ae8 SHA-256: a572bba95aca8e2c746420c4e1a96c7d52ea340fbe83e2b3ffc79f9bff30932e
120 Risk Score

Malware Insights

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

The PDF contains a large number of embedded external links, a technique often used for SEO manipulation or to redirect users to malicious websites. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious redirection intent. No scripts were extracted from this sample, limiting the ability to determine further payload delivery or execution mechanisms.

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://smootherwaters.com/uploads/1/3/0/5/130588164/gezubibivewu_gadozar_worilegotux_kulanofezad.pdf
    • http://natureswaybotanical.com/uploads/1/3/0/7/130738607/vugevizedefeganivu.pdf
    • http://nashobavalleyextractco.com/uploads/1/3/0/7/130739596/4705324.pdf
    • http://rudywalkerofficial.com/uploads/1/3/0/2/130287548/gixidusafizebed.pdf
    • http://savannahceramics.com/uploads/1/3/0/5/130590143/247027.pdf
    • http://essentialaffair.com/uploads/1/3/0/6/130639177/matemak_dizene.pdf
    • http://theenchantedoakmi.com/uploads/1/3/0/4/130436121/b5447d59aa78ca.pdf
    • http://mscbmx.com/uploads/1/3/0/2/130272369/11ebbd700daa3e.pdf
    • http://newbornumc.org/uploads/1/3/0/7/130739288/xajutovux-popoziwetutos.pdf
    • http://collincurry.com/uploads/1/3/0/7/130739204/sivamepijulod.pdf
    • http://shippercloud.com/uploads/1/3/0/4/130435787/2764931.pdf
    • http://lakeviewbuchanan.com/uploads/1/3/0/7/130775751/fasojebe.pdf
    • http://hairrehab.org/uploads/1/3/0/5/130588806/376575.pdf
    • http://jweroofing.net/uploads/1/3/0/3/130323180/2c6c7bce19a53e.pdf
    • http://dragonwearables.com/uploads/1/3/0/7/130739974/wegifemapemis-begaxij-vifuk.pdf
    • http://downingcpa.com/uploads/1/3/0/5/130542729/xodezimuwavag-durefala-mozujoraxose-potozije.pdf
    • http://berkatinc.com/uploads/1/3/0/7/130739996/duxirukonopaf.pdf
    • http://tjtlzy.com/uploads/1/3/0/5/130588216/fuxilenetar.pdf
    • http://kiltedpotter.com/uploads/1/3/0/6/130604492/wujifoxedaturij-wavuf-lixusofebopimu-miditu.pdf
    • http://mathiasscarborough.com/uploads/1/3/0/2/130270779/xewitu.pdf
    • http://captaingstring.com/uploads/1/3/0/6/130620880/tuzifisut_kefakip.pdf
    • http://taojinyingkaihushouxuanhailifang.br3h.com/uploads/1/3/0/9/130969503/130969503.html#job+offer+rejection+apology+letter
    • http://berkatinc.com/uploads/1/3/0/7/130739996/duxirukonopa

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000327e.bin
78862cabfe16d709ce561db02fcb6f951436f9f112e45ba07164ff08c757a443		 pdf-font-stream PDF embedded font (sfnt) at offset 0x327E 7824 bytes

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