Malicious PDF — malware analysis report

Static analysis result for SHA-256 da2fa6784dd2a69d…

MALICIOUS

PDF

57.9 KB Created: 2021-04-06 02:28:11 +07:00 Authoring application: wkhtmltopdf 0.12.6 (via Qt 4.8.7) First seen: 2021-11-23
MD5: 07ebf04bab1001d456175a9575074589 SHA-1: b20bb4164ee629b9dfe720d3f94571bc235790f3 SHA-256: da2fa6784dd2a69dd5b17e209a4ddb9355a76b6a16d8bb7babbc0e8b0139ea98
90 Risk Score

Malware Insights

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

The document contains numerous URLs pointing to websites that promise free in-game currency, a common lure for phishing and scams. The heuristic 'SE_SECURITY_BYPASS' indicates the document may instruct the user to disable security software, further suggesting malicious intent. While no scripts were explicitly extracted, the PDF format can embed JavaScript, and the ML classifier flagged the document as malicious, supporting the assessment of a phishing or scam attack pattern.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7795

Heuristics 5

  • Security software disable instruction high SE_SECURITY_BYPASS
    Document instructs the user to disable antivirus or security software — unusual for ordinary documents and high-risk in an unsolicited file
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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/free-dominus-roblox PDF link annotation
    • http://autenticohostalsalou.com/images/free-robux-for-roblox-cheats-and-guide-app.pdfIn PDF document text
    • https://masseymotorcars.com/images/how-to-hack-roblox-high-school.pdfIn PDF document text
    • http://www.remiauclair.fr/images/super-speed-hack-roblox.pdfIn PDF document text
    • http://swibome.nl/images/how-to-get-free-things-that-cost-robux-on-roblox.pdfIn PDF document text
    • https://kldcardio.ru/images/hack-zombi-rush-roblox.pdfIn PDF document text
    • http://www.backlineservice.nl/images/games-that-give-you-free-robux.pdfIn PDF document text
    • http://ruksnaitis.com/images/how-to-get-free-robux-on-roblox-with-proof.pdfIn PDF document text
    • http://pizzeria-rosso.pl/images/free-robux-no-survey-no-human-verification-and-no-download.pdfIn PDF document text
    • https://www.ukrtrans.biz/images/robux-hack-infinite-robux.pdfIn PDF document text
    • http://gremihostaleria.cat/images/roblox-cheat-engine-hacks-2021.pdfIn PDF document text
    • http://cleanteclogistics.com/images/free-robux-no-verification.pdfIn PDF document text
    • http://sbm-nn.ru/images/descargar-roblox-mod-hack.pdfIn PDF document text
    • https://camillesplace.org/images/hack-to-have-infinite-in-roblox-super-power-training-simulator.pdfIn PDF document text
    • http://ns1.radiofacil.net/images/hack-robux-cheat-engine-61.pdfIn PDF document text
    • http://evro-okna.net/images/how-to-hack-admin-in-any-roblox-game.pdfIn PDF document text
    • http://jaeger-bauplanung.de/images/free-roblox-level-creating-scripts.pdfIn PDF document text
    • http://www.pro-futuro.eu/images/script-hack-robox-robux.pdfIn PDF document text
    • http://www.actae.gr/images/free-robux-actually-works-2021.pdfIn PDF document text
    • https://www.hbproducts.dk/images/best-free-script-executor-roblox-2021.pdfIn PDF document text
    • https://yarburservices.ru/images/free-robux-no-human-verification-or-survey-ipad.pdfIn PDF document text
    • http://fm-express.de/images/i-am-gonna-hack-your-roblox-account.pdfIn PDF document text
    • http://www.lovecraftiana.com.ar/images/free-roblox-codes-2021-no-human-verifivation.pdfIn PDF document text
    • https://www.fhccu.com/images/make-roblox-clothes-free.pdfIn PDF document text
    • http://www.gadanie.lv/images/good-softwares-to-hack-roblox.pdfIn PDF document text
    • https://gaj.rs/images/how-to-hack-someones-computer-through-roblox.pdfIn PDF document text
    • http://www.apocalissedigesucristo.com/images/free-robux-card-giveaway.pdfIn PDF document text
    • http://sdservicesrl.it/images/free-roblox-shirt-maker.pdfIn PDF document text
    • http://vipservice-bg.com/images/generate-robux-for-free-without-downloading-games.pdfIn PDF document text
    • http://www.lycee-langevin-wallon.com/images/roblox-hack-how-to-get-free-robux-unlimited.pdfIn PDF document text
    • http://seytarehco.com/images/you-promised-my-son-you-would-give-him-free-robux.pdfIn PDF document text
    • http://szekelymozes.ro/images/hacker-roblox-t-shirts.pdfIn PDF document text
    • http://www.flotom.at/images/how-to-hack-roblox-account-2021-zero.pdfIn PDF document text
    • http://southernhills-golf.com/images/how-to-get-robux-on-roblox-using-cheat-engine-64.pdfIn PDF document text
    • https://www.cosmosdawn.net/images/roblox-hack-robux-2021-pc.pdfIn PDF document text
    • http://www.jureclomas.com.ar/images/el-pacmero-hack-roblox-robux-pastebin.pdfIn PDF document text
    • http://www.bbnest.it/images/free-robux-com-2021.pdfIn PDF document text
    • http://www.lycee-langevin-wallon.com/images/free-robux-2021-no-survey.pdfIn PDF document text
    • http://halitbayramoglu.com.tr/images/minecraft-is-free-roblox.pdfIn PDF document text
    • http://kulturhusbabberich.nl/images/roblox-xrad-free.pdfIn PDF document text
    • http://kermas.eu/images/how-to-add-robux-to-your-account-for-free.pdfIn PDF document text
    • http://salantiskis.lt/images/ss-hub-free-roblox.pdfIn PDF document text
    • http://iluvlocalplaces.com/images/how-to-hack-roblox-pc-2021.pdfIn PDF document text
    • http://tecnodue.com/images/hack-para-jailbreak-roblox-2021-dinero-infinito.pdfIn PDF document text
    • https://osk-sibir.ru/images/roblox-jjsploit-money-hack-any-game.pdfIn PDF document text
    • https://verdensbarn.no/images/how-to-get-free-roblox-without-verification.pdfIn PDF document text
    • http://dos.most.gov.la/images/speed-hack-roblox-booga-booga.pdfIn PDF document text
    • https://shop.bellmann-muenzen.de/images/roblox-anime-tycoon-cheats.pdfIn PDF document text
    • http://www.rezbb.sk/images/how-to-get-free-robux-hack-code.pdfIn PDF document text
    • http://chartsmart.com.au/images/free-animation-roblox-2021.pdfIn PDF document text
    +19 more URL(s)

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00008431.bin decompressed-pdf-stream PDF FlateDecoded stream at offset 0x8431 26728 bytes
SHA-256: 2ae06d04c19055dd554df699452c84b95526cbf9c28fa7fd22a2709464d3939a
font_01_sfnt_off0000bf73.bin pdf-font-stream PDF embedded font (sfnt) at offset 0xBF73 18224 bytes
SHA-256: 2af76dc9ec3505578d277e94a2be29fd083a4eeae8982da4ec28a359202caab8