Malicious PDF — malware analysis report

Static analysis result for SHA-256 6cd1c848ab0c50be…

MALICIOUS

PDF

33.9 KB Authoring application: OpenOffice Draw
MD5: e809ede9e980f71c0dae7ee152217f23 SHA-1: 736ebddc6ee8af43b18628abe6d08da008e7df55 SHA-256: 6cd1c848ab0c50bebe87c3cd112417e923170a9fb9a4191d05546cc65a30ff6f
160 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of external links, many of which point to other PDF files, suggesting a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely related to phishing or malware distribution. The presence of a "download" button further supports a lure-based attack pattern.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 4

  • 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
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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://mybluemarket.com/uploads/1/3/0/3/130379514/buradotesi-juvirusasu.pdf
    • http://mx.parsonsbrosfarm.com/uploads/1/3/0/7/130740568/sakeneki.pdf
    • http://seacareconsult.com/uploads/1/3/0/4/130489909/4059126.pdf
    • http://coderweek.com/uploads/1/3/0/6/130604956/wumutip.pdf
    • http://thoughtjotsmemobooks.com/uploads/1/3/0/5/130588337/jepixawidinanago.pdf
    • http://perfectlywrappedllc.com/uploads/1/3/0/5/130588640/d7d9d.pdf
    • http://sassyfrassy.com/uploads/1/3/0/4/130488063/kikozuzanenu-luzajaf.pdf
    • http://howlingmoonfox.com/uploads/1/3/0/2/130271019/kawanozogodow.pdf
    • http://mx.cathystronach.com/uploads/1/3/0/4/130476203/roduxirogukele_saliredur.pdf
    • http://kellietaylor.com/uploads/1/3/0/2/130272482/5054297.pdf
    • http://jokerlovesharleyquinn.com/uploads/1/3/0/6/130620364/nibunaf_newajefexenevog.pdf
    • http://coachpeltonelitetraining.com/uploads/1/3/0/6/130620947/nuvirafa.pdf
    • http://antconsultationrooms.com/uploads/1/3/0/6/130640061/1744048.pdf
    • http://oakislandhomeowners.org/uploads/1/3/0/6/130604515/0a5edbbb72fa7f.pdf
    • http://www.wpleli.com/uploads/1/3/0/5/130546244/pinofomajimodowe.pdf
    • http://cashoffer2day.com/uploads/1/3/0/4/130490378/5f6fcbd9e14323e.pdf
    • http://colo-ip51.mnemonix.com/uploads/1/3/0/4/130436236/kipazoragatemi-jefotis-fikotijoferiful.pdf
    • http://dpmnetworking.com/uploads/1/3/0/6/130620222/809b2.pdf
    • http://essentiallyluminous.com/uploads/1/3/0/8/130873787/bived.pdf
    • http://innsbrookcitycenter.net/uploads/1/3/0/7/130740087/mezoru.pdf
    • http://iothinqs.com/uploads/1/3/0/6/130604322/kawipefitipe.pdf
    • http://unicoiwinetrail.com/uploads/1/3/0/6/130604257/130604257.html#present+perfect+simple+and+continuous+and+past+simple+exercises

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002394.bin
069fca21060aecb8cd609e8a7c83703ef2fab77220c3cbd3a391fd70fad585e6		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2394 7904 bytes

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