Malicious PDF — malware analysis report

Static analysis result for SHA-256 a69cb35b56f82f03…

MALICIOUS

PDF

206.4 KB Authoring application: PDFedit
MD5: 1d8b3b128529c67be54032ef9a33bdb7 SHA-1: 666bc71a26215761b45e0d87e6e25fbd9289be97 SHA-256: a69cb35b56f82f0328a7c4129abe5d2eb02459369c300827d2ce08816e60cdf8
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The ClamAV detection and ML classifier strongly indicate malicious intent. The document body contains numerous embedded URLs, suggesting a phishing or social engineering lure designed to trick the user into downloading further malicious content. The presence of external URIs further supports this attack pattern.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9607

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://rejointz.com/uploads/1/3/0/4/130477702/b00986b788833b.pdf
    • http://mchenry-schutz.com/uploads/1/3/0/7/130775286/6b7e5.pdf
    • http://jepojurajo.doctsarev.ru/uploads/2020/01/28/lidiga_rekazonidudives_woxiwerut.pdf
    • http://arkcityepiscopal.com/uploads/1/3/0/6/130620207/wiposot_pamenujokul.pdf
    • http://watercolorcreativitylessons.com/uploads/1/3/0/2/130291551/1873575.pdf
    • http://mermaidexplorers.com/uploads/1/3/0/4/130491594/beziwesigusa-bizobewete-legizaf-rebegidewazuz.pdf
    • http://stephenjmcmanus.com/uploads/1/3/0/3/130313790/9a7e653eca43.pdf
    • http://drfinkhobart.com/uploads/1/3/0/5/130590416/nufuvarubiwi_rapej_dibulasujolid_bobarajudos.pdf
    • http://survivingmytwentysomethings.com/uploads/1/3/0/4/130476462/wupevimi_zajibur_maxoxox.pdf
    • http://fiercetruth.net/uploads/1/3/0/7/130776054/buxotukos.pdf
    • http://rebeccalaplacaattia.com/uploads/1/3/0/6/130621305/130621305.html#contradiction+questions+and+answers

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000015e8.bin
e76122e70d7d2e57339d8380882d6e70168d57bf577dd78e0e6a084c09ad81c7		 pdf-font-stream PDF embedded font (sfnt) at offset 0x15E8 9580 bytes
font_01_sfnt_off0000776c.bin
d03fb9bed3bfceb94311371946aa63af8471ce4cd89148188eb387fe8e1270e8		 pdf-font-stream PDF embedded font (sfnt) at offset 0x776C 16192 bytes

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