Malicious PDF — malware analysis report

Static analysis result for SHA-256 f8e95e1ade1ab64a…

MALICIOUS

PDF

55.3 KB Authoring application: Scribus
MD5: c4bc1a0ec8b1a7415ba78d7b34f46ec2 SHA-1: 966a4922bab0b01aaac8fbed9890b835aac02d55 SHA-256: f8e95e1ade1ab64abfb8b3569f09af829f3f79ed734761235fe098c7d5960995
150 Risk Score

Malware Insights

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

The PDF file was flagged by multiple heuristics, including a critical PDF_SEO_LINK_FARM rule and ClamAV detection for 'Pdf.Phishing.TtraffRobotInstall-7605656-0'. The document body contains numerous embedded URLs pointing to other PDF files, indicating a link farm designed to redirect users to potentially malicious content. The primary intent appears to be driving traffic to external sites, likely for phishing or malware delivery.

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://naturalgasgarbagetrucks.net/uploads/1/3/0/7/130739695/4a0f5ac1a7426.pdf
    • http://mydonutbarn.com/uploads/1/3/0/6/130620224/eb4c2.pdf
    • http://baltictradeservice.com/uploads/1/3/0/4/130476320/sorexusagipaxa_niriwifow_todumejun_fewar.pdf
    • http://littlemister.net/uploads/1/3/0/5/130550980/934974.pdf
    • http://andrewthompsonsongs.com/uploads/1/3/0/6/130639117/47ee06ac511b.pdf
    • http://mazuz.net/uploads/1/3/0/2/130289186/b08dea02a75cd4a.pdf
    • http://whatagirlwant.net/uploads/1/3/0/4/130483682/a077ec739.pdf
    • http://mail.foliageclovis.com/uploads/1/3/0/8/130814246/xovomevanamosa_dimigakinonu_gevemifekinuz.pdf
    • http://progenic.co.nz/uploads/1/3/0/5/130551898/kivatatomuk.pdf
    • http://javajivemugs.com/uploads/1/3/0/2/130289335/bebelu_gaxetivuxebe.pdf
    • http://ruchot.org/uploads/1/3/0/3/130379354/9676279.pdf
    • http://iledetanhai.com/uploads/1/3/0/2/130288661/43d0cdc2e.pdf
    • http://chinese.genderinsanity.com/uploads/1/3/0/6/130639714/8369762.pdf
    • http://www.vinaywriter.com/uploads/1/3/0/6/130620393/3595102.pdf
    • http://hodline.news/uploads/1/3/0/7/130739366/2643191.pdf
    • http://thatanimalgroup.org/uploads/1/3/0/6/130620370/ripewipenito.pdf
    • http://lunarlogs.com/uploads/1/3/0/7/130776399/perulon.pdf
    • http://leboyulechengkaihu.br3h.com/uploads/1/3/0/6/130621276/130621276.html#current+and+voltage+for+agarose+gel+electrophoresis

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001351.bin
ab8e9f6848c07676fb2f6b649c405dc1258b5d60b12b53fe2ecdb236e549a39d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1351 9424 bytes

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