Malicious PDF — malware analysis report

Static analysis result for SHA-256 bdc46cf42f988a06…

MALICIOUS

PDF

50.7 KB Authoring application: Nitro PDF
MD5: 80979912e82bcb8698abeba37587000a SHA-1: 660174347d7f97eb3305354c5d9c6db13f53e404 SHA-256: bdc46cf42f988a066d3b787029dca4121dcf985028fad5b455890cc2aa04aaa1
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded URLs pointing to external PDF files, a technique often used for SEO manipulation or to distribute malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or traffic-generating intent. No scripts were extracted, limiting the analysis of direct execution capabilities.

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://mobilitydream.com/uploads/1/3/0/7/130740330/duxazejobur.pdf
    • http://www.weybridge10k.com/uploads/1/3/0/9/130969591/mezajajilad.pdf
    • http://aftersales.nopeus.eu/uploads/1/3/0/8/130814066/xezipugexev-lanarorejepon-demusexuvep-ririzevun.pdf
    • http://jedktravel.com/uploads/1/3/0/2/130289443/fozuta_refoxaguxozifuv.pdf
    • http://gravanza.com/uploads/1/3/0/6/130639100/633fba3783.pdf
    • http://myorangeapparel.com/uploads/1/3/0/2/130271212/remopa.pdf
    • http://bervilon.com/uploads/1/3/0/6/130640114/3594702.pdf
    • http://ethanseelig.com/uploads/1/3/0/5/130550881/susikofuwotivasala.pdf
    • http://orlandoaccidentattorney.net/uploads/1/3/0/4/130490786/wosagujerosibowerepa.pdf
    • http://totalplasma.org/uploads/1/3/0/5/130551302/suxugerapok.pdf
    • http://annalisaunkuri.com/uploads/1/3/0/7/130738955/3873468.pdf
    • http://migifitness.com/uploads/1/3/0/7/130738881/6cef597d64acc.pdf
    • http://hohokus.bccls.org/uploads/1/3/0/8/130813851/nanakujopifa.pdf
    • http://artofsanctuary.com/uploads/1/3/0/6/130639805/lepatawexik-kawadelovagupot.pdf
    • http://eco2magnesia.com/uploads/1/3/0/5/130550885/8606639.pdf
    • http://lamascoteria.org/uploads/1/3/0/6/130620594/lomarizikafef.pdf
    • http://waratahdrillingservices.net/uploads/1/3/0/4/130436483/0906ade.pdf
    • http://www.torreypinesgourmet.com/uploads/1/3/0/7/130739879/ravemo.pdf
    • http://curtainwall.com.ph/uploads/1/3/0/8/130813307/e5bb39100afb.pdf
    • http://adsl-63-204-18-30.benefitplans.org/uploads/1/3/0/6/130603977/130603977.html#crochet+flower+buttons+free+pattern

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005b07.bin
d907c570f1f8f2d62f38d7529dbf77de46ca3a1917ec53aca7a78bae59874b04		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5B07 2616 bytes
font_01_sfnt_off000066ee.bin
0ed77df6cbbc6095e6547f6fd15c86f25c8f9e7b876b413959024f18b7236cc9		 pdf-font-stream PDF embedded font (sfnt) at offset 0x66EE 8360 bytes

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