Malicious PDF — malware analysis report

Static analysis result for SHA-256 dad290205f8d6bd9…

MALICIOUS

PDF

35.2 KB Authoring application: Adobe PDF Library 9.0
MD5: 3c153da5c10a8cbccb99fc4df48c28e1 SHA-1: 276a910296bf56e7ddfb4486c38a94ae7bf14690 SHA-256: dad290205f8d6bd9011d316c83f35a2242760c1b08495453f7b64605c9007420
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded URLs pointing to other PDF files hosted on various domains. This technique is commonly used to create link farms for SEO manipulation or to distribute phishing content. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a malicious intent, likely related to phishing or redirecting users to malicious sites.

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://divine-tastes.com/uploads/1/3/0/4/130436125/9389135.pdf
    • http://jita.bearofrosess.ru/uploads/2020/01/28/a4f2a4dfbfe.pdf
    • http://malokuzigu.huaweinew.ru/uploads/2020/01/28/venuwili_nuredewed_xebabelitu_girajuxot.pdf
    • https://puroligarotilu.weebly.com/uploads/1/3/0/5/130551653/gebukujefowaruvam.pdf
    • http://lalusomoj.schnapser.info/uploads/2020/01/28/9730987.pdf
    • http://greenwolfverticalfarm.com/uploads/1/3/0/5/130539768/segokokufewofa-peradatebu-vapebaz.pdf
    • https://benawamu.weebly.com/uploads/1/3/0/4/130435857/87522904.pdf
    • http://doctormabuse-themovie.com/uploads/1/3/0/6/130620772/buxidoj-wopupulesegus-guvamego-vobivivusitek.pdf
    • http://thesocialbutterflies.info/uploads/1/3/0/6/130604088/bovovogekisuti.pdf
    • http://agribiosolutions.com/uploads/1/3/0/5/130546543/3529041.pdf
    • http://sokugid.cityglush14.icu/uploads/2020/01/28/2858900.pdf
    • http://kitel.talequale.pw/uploads/2020/01/28/rugeterowasare.pdf
    • http://thedoylehotel.com/uploads/1/3/0/4/130476538/e325054aa28a26d.pdf
    • http://branson2015mwite.com/uploads/1/3/0/6/130605275/debakov.pdf
    • https://marudojejoz.weebly.com/uploads/1/3/0/6/130605212/wotiworu-jazuxenisa-bekox-wolulege.pdf
    • http://lipu.tral62.ru/uploads/2020/01/27/bumupubiralinow.pdf
    • http://zendreaming.com/uploads/1/3/0/5/130539247/vosometuxeroki.pdf
    • https://xomowegi.weebly.com/uploads/1/3/0/5/130540026/451e9788911.pdf
    • http://debijor.100kakrd.ru/uploads/2020/01/27/dejidubasakuserope.pdf
    • https://kamemubijapu.weebly.com/uploads/1/3/0/4/130476171/famapugozaro_pavekiwuguva_mawor.pdf
    • http://jimiram.lucky-game.online/uploads/2020/01/28/68ca66928b7354e.pdf
    • http://lovewarrioryogaschool.com/uploads/1/3/0/4/130483322/6077401.pdf
    • https://famojurogosof.weebly.com/uploads/1/3/0/2/130272327/1ccee4dc4.pdf
    • http://blackmarksproduction.com/uploads/1/3/0/6/130604350/130604350.html#calendario+accademico+unipd+pdf

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001884.bin
e183b58d89e0a9720813eadb81c1fe93a049f611e929cc1adfb1d4a3ba0015ab		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1884 7328 bytes

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