Malicious PDF — malware analysis report

Static analysis result for SHA-256 cbcc2eea53277318…

MALICIOUS

PDF

43.3 KB Authoring application: pstoedit
MD5: 5355b3c4d6775864d107d0176b109b71 SHA-1: 6287a37da25a1b5a7a67f5e56c94821ec8b60ca6 SHA-256: cbcc2eea53277318edcefccf86afacef14cde5e55d250d00586a692f3d39fd47
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 pointing to external PDF files hosted on various domains. This technique is commonly used to distribute phishing content or redirect users to malicious websites. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic redirection 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://longnecklagooneec.com/uploads/1/3/0/5/130543368/8234566.pdf
    • http://gcmcare.com/uploads/1/3/0/6/130621084/lefirisimoboz.pdf
    • http://zionlutheranclark.com/uploads/1/3/0/6/130640052/nogovavivanimixopi.pdf
    • http://ushistoryreport.com/uploads/1/3/0/5/130588843/11d655dac.pdf
    • http://domesticgoddessish.com/uploads/1/3/0/2/130292014/4664314.pdf
    • http://juliablack.net/uploads/1/3/0/6/130639477/zuwotosoku_mejoken_bumakisov.pdf
    • http://mta-sts.mail.realty33nj.com/uploads/1/3/0/5/130550817/9970516.pdf
    • http://moretonislandfishingcharters.com/uploads/1/3/0/6/130639554/zifinanisiwu.pdf
    • http://pelicanstl.com/uploads/1/3/0/6/130620348/vubaxijalizutol-pazati-xavogojopif-pagijem.pdf
    • http://skinsana.net/uploads/1/3/0/5/130588927/legixavogubis-pumokov.pdf
    • http://mhentscheldesigns.com/uploads/1/3/0/8/130813132/fuvegu.pdf
    • http://accentuatespeechservices.com/uploads/1/3/0/8/130813448/4045983.pdf
    • http://anxietyfreepregnancy.com/uploads/1/3/0/5/130550910/subobizegavotedazej.pdf
    • http://www.dmillerdev.com/uploads/1/3/0/2/130270974/bae511fcd.pdf
    • http://vipgrouptravelseminaratsea.voyagerwebsites.com/uploads/1/3/0/3/130323374/130323374.html#american+pastoral+philip+roth+amazon

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004d49.bin
7bba8e3a1f9b13fdfd359f74427827e273e972618f9654a1e8c2acc69787012c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4D49 9128 bytes

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