Malicious PDF — malware analysis report

Static analysis result for SHA-256 0599dcb78df7f2e1…

MALICIOUS

PDF

38.7 KB Authoring application: Soda PDF
MD5: 848a0421089ff87f756eefc94530bf5e SHA-1: 53f1baf03d0c1d9d8534a29ae6ba629bcdea816c SHA-256: 0599dcb78df7f2e1ba389e93fc851d0b4ab62a299e3a926432d02397e5a33b17
200 Risk Score

Malware Insights

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

The PDF contains a mass external link farm, with 15 links pointing to other PDFs, suggesting a phishing or malware distribution scheme. The heuristic 'SE_PASSWORD_ARCHIVE_LURE' indicates the document likely provides password instructions for an archive, a common tactic to bypass gateway security. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further confirms its malicious nature, likely related to traffic redirection or phishing.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

Heuristics 5

  • 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
  • Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LURE
    Document gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
  • 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://livelocalcard.com/uploads/1/3/0/7/130739885/pizabilomofakigizidu.pdf
    • http://www.knowemalternative.com/uploads/1/3/0/6/130605017/naxazoduviruxad.pdf
    • http://informacionyturismo.net/uploads/1/3/0/5/130588336/vowizifidaja.pdf
    • http://premierequitysolutionsllc.com/uploads/1/3/0/4/130476778/1527627.pdf
    • http://codematixproductions.com/uploads/1/3/0/5/130550834/neragodokom-famebitid-pavose-jidigozozuvipos.pdf
    • http://xtrabyte.today/uploads/1/3/0/6/130604729/folix_pixopij.pdf
    • http://bjarkalundur.is/uploads/1/3/0/2/130272071/6290588.pdf
    • http://oasisgaminginc.com/uploads/1/3/0/6/130639768/5488780.pdf
    • http://abilenecares.org/uploads/1/3/0/5/130588802/kokisajofemurit.pdf
    • http://audioverse.com/uploads/1/3/0/7/130775401/5396978.pdf
    • http://kongware.com/uploads/1/3/0/2/130289448/feae7a977b.pdf
    • http://synergysoundltd.com/uploads/1/3/0/8/130874634/gekezi_fulewav.pdf
    • http://chongai520.com/uploads/1/3/0/5/130588430/9033879.pdf
    • http://talknique.com/uploads/1/3/0/7/130775011/1163742.pdf
    • http://nabyou.com/uploads/1/3/0/4/130435569/kuvutuwawivu_kubogoleso_molemide.pdf
    • http://newperspectivemedical.com/uploads/1/3/0/7/130739502/130739502.html#download+adobe+audition+cs5.5

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003977.bin
90842d015cf5cbd6b16c0c9417a4d0a38ec771a5c86c5d3265f9037aa2c3a4ac		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3977 9152 bytes

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