Malicious PDF — malware analysis report

Static analysis result for SHA-256 fd873b89df04343b…

MALICIOUS

PDF

239.5 KB Created: 2021-04-05 07:52:13 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7)
MD5: baf329428a440b967102f5ca8e6fbcc8 SHA-1: 38a84bbdc216049fc8df3eba33590ce55751e3ec SHA-256: fd873b89df04343b573198d5c316e8f13f09a3d66d8999a26617370cee466864
102 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution

The file is a PDF document identified by ClamAV as 'Pdf.Phishing.Roblox062100-9873116-0', indicating a phishing attempt related to Roblox. It contains numerous URLs pointing to sites offering 'Roblox hacks' or 'free Robux', suggesting a lure to download further malicious content or visit a compromised site. The presence of a 'download button' heuristic further supports the malicious intent of tricking users into downloading something.

Machine Learning

  • Nyx PDF Classifier malicious score 0.5773

Heuristics 4

  • ClamAV: Pdf.Phishing.Roblox062100-9873116-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Roblox062100-9873116-0
  • 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
  • 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://gaminggenerator.org/app/431946152/roblox-mod-hack PDF link annotation
    • http://www.arredifunebri.com/images/how-to-fake-hack-roblox.pdfIn PDF document text
    • http://danielkleiboemer.de/images/hacks-for-roblox-vehicle-simulator.pdfIn PDF document text
    • https://www.nema.go.ke/images/roblox-how-to-hack-rs16.pdfIn PDF document text
    • http://acktivities.com/images/roblox-hack-2021-free-robux-generator.pdfIn PDF document text
    • http://fccsms.com/images/free-robux-credit-card.pdfIn PDF document text
    • http://xn--59-6kcusgqlmfgen3m.xn--p1ai/images/free-pged-accounts-roblox.pdfIn PDF document text
    • http://businessfit.com/images/roblox-skull-kid-free.pdfIn PDF document text
    • http://bagliomangiapane.it/images/roblox-hack-jailbreak-2021.pdfIn PDF document text
    • http://schrichte.de/images/dragon-ball-after-future-roblox-hack.pdfIn PDF document text
    • https://www.tartineartisanal.com/images/youtube-how-to-get-free-robux-2021.pdfIn PDF document text
    • http://www.gravel.ru/images/best-maps-to-hack-fly-hack-on-roblox.pdfIn PDF document text
    • http://ktn.com.br/images/synapse-roblox-free-june-2021.pdfIn PDF document text
    • https://pagadder.com/images/robux-hack-no-survey-no-download-easy.pdfIn PDF document text
    • https://www.prodex-holz.cz/images/free-robux-hack-site-youtubecom.pdfIn PDF document text
    • http://gaec.cl/images/nike-roblox-shirt-free.pdfIn PDF document text
    • http://www.jureclomas.com.ar/images/roblox-robux-hack-tool-2021.pdfIn PDF document text
    • http://mydevice.com.au/images/robux-free-no-fake-2021.pdfIn PDF document text
    • https://bgescc.com/images/hack-final-stand-roblox.pdfIn PDF document text
    • http://bressanassessoria.com.br/images/discord-free-t-shirts-roblox.pdfIn PDF document text
    • http://www.les2alpes-location.com/images/how-to-hack-roblox-robux-with-cheat-engine-66.pdfIn PDF document text
    • http://en.wikipedia.org/wiki/MIT_LicenseIn PDF document text

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off000369ad.bin
280093a7473c1d475f1de47cc6b78c5ac29b802effd4beafd1924cec8be209f8
decompressed-pdf-stream PDF FlateDecoded stream at offset 0x369AD 21860 bytes
font_01_sfnt_off000399c8.bin
414f551822919f882e21619eb8ebcc3774b2fa480f47263971529171f5972ee6
pdf-font-stream PDF embedded font (sfnt) at offset 0x399C8 17640 bytes