Malicious PDF — malware analysis report

Static analysis result for SHA-256 57b0c6a4126df284…

MALICIOUS

PDF

41.7 KB Authoring application: OpenOffice Draw
MD5: 100f98bc7bf0c9bc14451c8a274622f0 SHA-1: c7b710ba90ce07e086fc2ab8ae52f265b37d51a3 SHA-256: 57b0c6a4126df284a021aafd6fff932a8129641606401e611c873c00fe9b5a87
150 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Phishing: Spearphishing Attachment T1566.002 Phishing: Spearphishing Link

The PDF file was flagged by multiple heuristics, including a critical alert for a link farm and a high ML score, indicating malicious intent. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly suggests a phishing campaign. The document body contains numerous embedded URLs, consistent with a phishing lure designed to redirect users to external sites. No scripts were extracted from this sample.

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://deadpointfilm.com/uploads/1/3/0/2/130271017/6135295.pdf
    • http://bestofthemenu.com/uploads/1/3/0/6/130639720/642d235000.pdf
    • http://cagedchicken.com/uploads/1/3/0/3/130323162/vojene_lavevizorajebe.pdf
    • http://cpsplantscapes.com/uploads/1/3/0/5/130539004/cf71299edd.pdf
    • http://589675381125097869.weebly.com/uploads/1/3/0/5/130539871/vipuvabobodimiz.pdf
    • http://mijblaxby.com/uploads/1/3/0/6/130639809/ropuwararalaziziguk.pdf
    • http://scientificdirections.com/uploads/1/3/0/3/130323328/5048474.pdf
    • http://adc-horses.com/uploads/1/3/0/5/130551176/021f2affaf1c47.pdf
    • http://boleji.ted4mail.com/uploads/2020/01/27/2d52a2c6b8.pdf
    • http://tanzanitemanouche.co.uk/uploads/1/3/0/5/130588560/lisesogomoze.pdf
    • http://our0genealogy.org/uploads/1/3/0/6/130604886/e08b7a.pdf
    • http://fegosola.sverhpotok.com/uploads/2020/01/28/rerajifoboja.pdf
    • http://superiorcartcompany.com/uploads/1/3/0/6/130621152/5347199.pdf
    • http://2ndlookdds.com/uploads/1/3/0/6/130604256/11e053216dba1.pdf
    • http://toontownstories.com/uploads/1/3/0/3/130313410/sosezerasijom.pdf
    • http://alexraco.org/uploads/1/3/0/6/130620300/f42961ab0176b.pdf
    • http://xaxid.danielolivier.org/uploads/2020/01/28/9970047.pdf
    • http://ndtasanantonio.org/uploads/1/3/0/6/130639860/130639860.html#mcfaddin+pruebas+bioquimicas+pdf

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001505.bin
4a06131e8146d5bd56efdc509fc24520016586903d2e7193ea2ea1e4809cdcde		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1505 9328 bytes
font_01_sfnt_off00006744.bin
cf2338b7895a3a873add1db7dfb411390262a2a3d24e5b3dccff59843624ea97		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6744 2704 bytes

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