Malicious PDF — malware analysis report

Static analysis result for SHA-256 7fa207daa43e5fa3…

MALICIOUS

PDF

49.3 KB Authoring application: Serif PagePlus
MD5: 0d66143f02bdf63a87ec580dd90657c1 SHA-1: 98247c1422fe6b2b0dfd988a6bbfc5289071a1dc SHA-256: 7fa207daa43e5fa32230c757108ca88c2d08c3dcfa3558d316e6989d1041432a
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains a large number of embedded external links, identified by the 'PDF_SEO_LINK_FARM' heuristic. These links point to numerous PDF files hosted on various domains, suggesting a campaign to manipulate search engine results or distribute malicious content. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a malicious intent, likely related to phishing or traffic redirection.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9989

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://north-shore-aerial-imaging.com/uploads/1/3/0/7/130775923/2084439.pdf
    • http://myriadpharmacy.com/uploads/1/3/0/4/130435755/5653720.pdf
    • http://sda-as.juliancharterschool.org/uploads/1/3/0/5/130542859/gusifisodixopu_luxeda_xulotezesez.pdf
    • http://www.keystoneconcealment.com/uploads/1/3/0/2/130287506/c91922a4.pdf
    • http://capitalmetal.com/uploads/1/3/0/3/130379294/liruxiper.pdf
    • http://cbbankclassic.com/uploads/1/3/0/6/130604413/fexedifubu.pdf
    • http://emmalakeskay.com/uploads/1/3/0/7/130738837/xorowazoxa-kenilubewudivim.pdf
    • http://do-not-reply.carmenseibel.de/uploads/1/3/0/6/130621864/ribirafefo.pdf
    • http://myheritagefence.com/uploads/1/3/0/4/130488816/2e9db514.pdf
    • http://peiwedding.ca/uploads/1/3/0/6/130639903/6780633.pdf
    • http://richardbrunst.com/uploads/1/3/0/2/130287367/56644c53463b575.pdf
    • http://kreativetees252.com/uploads/1/3/0/5/130590399/gopopebaj_potatodovizezak_bifefo.pdf
    • http://derekbeckvold.com/uploads/1/3/0/6/130621095/b49d873fd17cd6d.pdf
    • http://mx.solopianostylings.com/uploads/1/3/0/6/130620834/jokaz-senoma-pugivizaka.pdf
    • http://enchantedwhiskersrattery.com/uploads/1/3/0/5/130588445/1146342.pdf
    • http://ribobeiyong.f18.ebkf.org/uploads/1/3/0/5/130589094/wenaloribosa.pdf
    • http://www.shop.wbpolicefoundation.org/uploads/1/3/0/6/130621912/025aef.pdf
    • http://nhgamebutcher.com/uploads/1/3/0/8/130814631/gujeleg_tibezeg_bepubumurok.pdf
    • http://monarchrev.com/uploads/1/3/0/6/130621051/871905.pdf
    • http://brothersblinds.net/uploads/1/3/0/3/130323535/najatijasik_sumixegipuxomu.pdf
    • http://gmarinaccio.com/uploads/1/3/0/7/130775440/0bd356.pdf
    • http://mystarcleaner.com/uploads/1/3/0/7/130740087/vojodenuvulomixa.pdf
    • http://millerblade.com/uploads/1/3/0/3/130323894/7873528.pdf
    • http://wangshangzhenrenqipai.br3h.com/uploads/1/3/0/7/130775422/130775422.html#tylenol+dose+for+11+pound+baby
    • http://dejavu.sourceforge.net
    • http://dejavu.sourceforge.net/wiki/index.php/License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000047ef.bin
779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63
pdf-font-stream PDF embedded font (sfnt) at offset 0x47EF 16036 bytes
font_01_sfnt_off00005f1f.bin
c5075e8bbb082cd1c70404ad5058265b0708168bedecadcec58930bb5177b171
pdf-font-stream PDF embedded font (sfnt) at offset 0x5F1F 7820 bytes