Malicious PDF — malware analysis report

Static analysis result for SHA-256 25b0d49eda075b9e…

MALICIOUS

PDF

36.7 KB Authoring application: pdf-parser
MD5: 8998625740f248e92811ce89165d8fe0 SHA-1: 3193ebe83495093dd03400fdd0fc2fe73441c919 SHA-256: 25b0d49eda075b9e40340930b1c433029dc308b431c0568eba39688b0da404b1
120 Risk Score

Malware Insights

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

The PDF contains a large number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic, which are likely used to redirect users to malicious sites. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall' further supports a phishing or traffic redirection intent. No scripts were extracted from this sample, limiting the analysis of direct payload execution.

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.peppermintendurance.com/uploads/1/3/0/6/130620282/molugalidizinemut.pdf
    • http://hawaiivim.com/uploads/1/3/0/2/130288498/gaxanumobofax_ranux_begobo.pdf
    • http://aoadigital.net/uploads/1/3/0/5/130545475/9499463.pdf
    • http://cupcakinaroundsa.com/uploads/1/3/0/9/130969313/jadubobezitidor.pdf
    • http://thechildrenofstars.com/uploads/1/3/0/4/130476207/gilal.pdf
    • http://nileformwork.com/uploads/1/3/0/6/130620747/450c1.pdf
    • http://postmaster.crewbazaar.com/uploads/1/3/0/5/130542859/1011650.pdf
    • http://safeguard-teply.us/uploads/1/3/0/5/130589320/bbf2bb407abd.pdf
    • http://sales12-sip-phone.pleasingfood.com/uploads/1/3/0/2/130289226/4447081.pdf
    • http://messiniako-catering.com/uploads/1/3/0/6/130621579/3184724.pdf
    • http://securefilemail.com/uploads/1/3/0/5/130539155/5980235.pdf
    • http://maryleblanc.net/uploads/1/3/0/5/130590589/5a61ce58a5.pdf
    • http://neworleans-homeinspections.com/uploads/1/3/0/4/130476575/7d0fbe4.pdf
    • http://msosalute.org/uploads/1/3/0/6/130621215/gewufi_fuvow.pdf
    • http://lauralepre.com/uploads/1/3/0/6/130604258/252711af.pdf
    • http://greenvillemaid.com/uploads/1/3/0/6/130621908/mokaz-nefokana-pusoxegokapuvo.pdf
    • http://theavenuenewspaper.com/uploads/1/3/0/2/130287296/4239656.pdf
    • http://www.702291303949078184.com/uploads/1/3/0/5/130551341/11bf512c4.pdf
    • http://amycashproperties.com/uploads/1/3/0/6/130604150/d547da2b49ec.pdf
    • http://lauraolivertd.com/uploads/1/3/0/5/130547552/gusuturu.pdf
    • http://everythingnotes.com/uploads/1/3/0/7/130775084/9de36b784.pdf
    • http://pomp5.pleasingfood.com/uploads/1/3/0/5/130550716/130550716.html#company+succession+plan+pdf
    • http://securefilemail.com/uploads/1/3

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000312e.bin
c01692aedd5fb0682d86773e5f88b4f005f809dd87dcefed2c8adffaaabad9e5		 pdf-font-stream PDF embedded font (sfnt) at offset 0x312E 7152 bytes

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