Malicious PDF — malware analysis report

Static analysis result for SHA-256 56be8354fb2cbe44…

MALICIOUS

PDF

33.3 KB Authoring application: Serif PagePlus
MD5: d665b2b8da652c47ece1e507d3a8ef20 SHA-1: 0000a49ad2da6c618b8fb2bec1a259079f1fd29a SHA-256: 56be8354fb2cbe44e891a62facc8181669d1b224a967c429fc44db1613bbf748
150 Risk Score

Malware Insights

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

The PDF file was flagged by multiple heuristics, including ClamAV and an ML classifier, indicating malicious intent. The critical PDF_SEO_LINK_FARM heuristic identified a large number of embedded URLs, with the primary domain being shadowbendtest6.com. This suggests the document's purpose is to act as a link farm, likely for phishing or distributing further malware. 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://shadowbendtest6.com/uploads/1/3/0/7/130740000/duvujexilid_tavatifi_lavevureke_jezojutokoke.pdf
    • http://www.roadsoflandsremote.com/uploads/1/3/0/7/130775539/lizulevejulajop.pdf
    • http://walteralbertglobal.com/uploads/1/3/0/6/130639877/buwaxe.pdf
    • http://nplfiles.com/uploads/1/3/0/6/130604222/tijoludu.pdf
    • http://starlightimagestudio.com/uploads/1/3/0/6/130639099/7d00e799fab.pdf
    • http://uintahonlinek8.com/uploads/1/3/0/7/130775862/donafofupa.pdf
    • http://netwerkpijnrevalidatie.com/uploads/1/3/0/5/130588280/3699314.pdf
    • http://www.welcomedsite.com/uploads/1/3/0/4/130435895/132283.pdf
    • http://cellphonebucket.com/uploads/1/3/0/7/130739662/mejun_livemimeripu.pdf
    • http://decojewelry.net/uploads/1/3/0/3/130379514/c1e4758f9ca6e.pdf
    • http://alternativesassessment.org/uploads/1/3/0/5/130539091/fefamup.pdf
    • http://superjalan.com/uploads/1/3/0/7/130739938/e59ee3dccc3.pdf
    • http://price-loto.site/uploads/1/3/0/6/130605216/5470759.pdf
    • http://oest.juniortalent.dk/uploads/1/3/0/5/130589285/ravurinefovom.pdf
    • http://www.westoaksforge.com/uploads/1/3/0/6/130604392/7574215.pdf
    • http://traildes5calanques.com/uploads/1/3/0/3/130323449/5f2dc4f6e7.pdf
    • http://doggierapsheet.com/uploads/1/3/0/4/130477110/6312267.pdf
    • http://host128.carmichaelnl.com/uploads/1/3/0/7/130740018/511902832a5.pdf
    • http://gabrielandgavin.com/uploads/1/3/0/7/130775294/nazomejusufuneb.pdf
    • http://stefanovsajt.com/uploads/1/3/0/3/130313366/41bdd.pdf
    • http://host12.pleasingfood.com/uploads/1/3/0/6/130639209/130639209.html#yojana+telugu+magazine+2018+may

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000022d5.bin
c3e7bfa945283f4c643eabe0269d5272686e44d43e46afe0ba4b2640b3a71fbe		 pdf-font-stream PDF embedded font (sfnt) at offset 0x22D5 7744 bytes

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