Malicious PDF — malware analysis report

Static analysis result for SHA-256 a597bbc971709981…

MALICIOUS

PDF

31.2 KB Authoring application: GIMP
MD5: 8801254f1d9bc5de3a5a333597d5de45 SHA-1: 7deeb29c420c6de5668639ecc2756e30fb30a872 SHA-256: a597bbc9717099818a755fd52e0c2913ba46503996e4f3242ebc3463338169a7
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links to other PDF files hosted on various domains. This behavior is indicative of a link farm or a distribution mechanism for further malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious distribution intent. No scripts were extracted from this sample.

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://mikelindenthal.com/uploads/1/3/0/2/130291493/nemimomeluwowuno.pdf
    • http://kbwebdesigns.com/uploads/1/3/0/6/130621044/936c4.pdf
    • http://woodenhomedesigns.biz/uploads/1/3/0/2/130271128/9930403.pdf
    • http://amaebellingham.com/uploads/1/3/0/2/130289460/warilul.pdf
    • http://mx.seattlescores.org/uploads/1/3/0/3/130312961/339271.pdf
    • http://www.ramblingsinthewilderness.com/uploads/1/3/0/5/130550993/zemitegoxotomiguze.pdf
    • http://www.sofuckingtuned.com/uploads/1/3/0/8/130814868/94764.pdf
    • http://portertravelco.com/uploads/1/3/0/5/130589097/8197300.pdf
    • http://mondiki2023.com/uploads/1/3/0/3/130313359/6635828.pdf
    • http://heathwoodpartners.com/uploads/1/3/0/3/130379199/2093717.pdf
    • http://psupostdoc.org/uploads/1/3/0/3/130379336/4229942.pdf
    • http://pediapeople.net/uploads/1/3/0/5/130550937/jofowupimu_genimezanut.pdf
    • http://cornwallcrickettrust.org/uploads/1/3/0/8/130874519/femamoxajajinuvutizo.pdf
    • http://isdn-64-216-134-246.ambroseco.com/uploads/1/3/0/8/130874241/sizikegusizaxo.pdf
    • http://swappinghub.com/uploads/1/3/0/5/130551226/zijeresogiz.pdf
    • http://theprojectretail.org/uploads/1/3/0/6/130621233/5509a202260.pdf
    • http://austinacservices.net/uploads/1/3/0/6/130621703/kejudosagudaniwetuz.pdf
    • http://centreformindfulness.ca/uploads/1/3/0/4/130476523/tafafipoxesu.pdf
    • http://quizzzila.com/uploads/1/3/0/2/130272483/wogexox.pdf
    • http://soapytoad.com/uploads/1/3/0/5/130539241/179b12204dd.pdf
    • http://webmail.storgebhs.com/uploads/1/3/0/8/130813837/130813837.html#casio+mj-120da+calculator+tricks

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001bda.bin
45e05ea03893c5998d3ff7b5b7d34f4be7d402b42a918a9d88112616b2aef5df		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1BDA 7236 bytes

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