Malicious PDF — malware analysis report

Static analysis result for SHA-256 12d49b9241e47000…

MALICIOUS

PDF

47.2 KB Authoring application: SWFTools
MD5: c42c9dc8f0b4dec0311bfee7bb1dfba4 SHA-1: 9df5ef8af937e2e00ad084fbeaa022ade662054e SHA-256: 12d49b9241e47000792d10e2c1ee07c7efdc873f6aa4110920e666f09ea1abf3
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs pointing to external PDF files, a technique often used for SEO manipulation or to distribute further malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, specifically identified as 'Pdf.Phishing.TtraffRobotInstall-7605656-0'. No scripts were extracted, but the sheer volume of outbound links suggests a campaign to drive traffic or deliver secondary payloads.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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.tmt-analytics.com.au/uploads/1/3/0/2/130289448/raluxutot.pdf
    • http://kesehatanmental.com/uploads/1/3/0/7/130740123/nijuvenefibo.pdf
    • http://www.division16electric.net/uploads/1/3/0/6/130604273/8cd29c1b0ae89.pdf
    • http://dlilys.com/uploads/1/3/0/5/130544652/ee1d4b3d0b8d.pdf
    • http://mail.happybaggy.net/uploads/1/3/0/5/130590672/6096575.pdf
    • http://www.holacracypracticeforum.org/uploads/1/3/0/6/130621406/xigunonewore-dojamuxo.pdf
    • http://mydripconnect.com/uploads/1/3/0/4/130435503/2991861.pdf
    • http://soontravelagency.net/uploads/1/3/0/8/130814980/1190279.pdf
    • http://quietland.com/uploads/1/3/0/3/130379210/kopazexazogaminog.pdf
    • http://seanwritesman.com/uploads/1/3/0/4/130489567/699668dfbfa942.pdf
    • http://afriwendythread.com/uploads/1/3/0/7/130775522/miwimezukilu.pdf
    • http://nadiabakes.com/uploads/1/3/0/2/130289371/8455055.pdf
    • http://foreversay.com/uploads/1/3/0/4/130436033/31935e0b.pdf
    • http://harrywhophotoblog.com/uploads/1/3/0/3/130324065/saxatawovabuxoxekovu.pdf
    • http://sugooi.com/uploads/1/3/0/4/130435514/xemitamedafapomokiwi.pdf
    • http://write-order.com/uploads/1/3/0/5/130539757/dopekuwevu-joniwimozusa.pdf
    • http://mytaj-prembenefits.com/uploads/1/3/0/5/130550912/pasebifivugusaw-watiwox-dozinina-rifazal.pdf
    • http://thesunflowerstyles.com/uploads/1/3/0/5/130542755/8135627.pdf
    • http://balmonline.com/uploads/1/3/0/5/130547576/dutaxokiw.pdf
    • http://square.janesteahouse.com/uploads/1/3/0/8/130813401/xepibugude.pdf
    • http://byronestates.com/uploads/1/3/0/2/130289625/zakovimosa-vawurojumad.pdf
    • http://professionaltruckingschool.com/uploads/1/3/0/6/130639105/kiferaseku-joguwekibaj.pdf
    • http://sales11-sip-phone.pleasingfood.com/uploads/1/3/0/8/130813979/130813979.html#agroforestry+systems+and+practices+ppt

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005602.bin
dcc5330481b89198f4ef5199b4729a74367cee8c1b27f1f0fb83d17b0cd0ea94		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5602 8524 bytes

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