Malicious PDF — malware analysis report

Static analysis result for SHA-256 486ef2c1b6e1a43a…

MALICIOUS

PDF

53.1 KB Created: 2021-03-20 10:36:48 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 0f0f75f9239d77ab3157efdb361fa3ee SHA-1: 1aa9df006d9a080440ce50a77bbfc6cadc166810 SHA-256: 486ef2c1b6e1a43a5a6247dc3325ca21b285523f4ce2d12f6fa20f04386b3142
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as malicious by ML classifiers and ClamAV, exhibiting characteristics of a phishing lure. It contains an image-only design with a click-outward action, typical for directing users to malicious websites. The primary IOC is the external URI pointing to 'crophysi.ru', which is likely part of a phishing campaign.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9189

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 53 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • 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 https://crophysi.ru/award?keyword=i+am+the+central+park+jogger+book+pdf
    • http://rikeropovi.22web.org/50881097350.pdf
    • http://sodahq.pro/6601702368d0w9z.pdf
    • https://dixonojobu.weebly.com/uploads/1/3/3/9/133997274/mekorizutaviza-gipekapisop.pdf
    • http://arenda-comp.space/nusudufixay3ij8.pdf
    • http://clubstore.pro/primedic_defib_service_manual5yrw1.pdf
    • https://jidedenevunuva.weebly.com/uploads/1/3/4/4/134498736/sopuguno-baragebajuve.pdf
    • http://appeal-ig.com/nudovarofadq6r5t.pdf
    • https://folozulo.weebly.com/uploads/1/3/5/3/135351090/892673.pdf
    • https://pudomawiwo.weebly.com/uploads/1/3/5/9/135958378/kozasipuva.pdf
    • https://mopokelam.weebly.com/uploads/1/3/5/3/135349304/925f3a8e007d.pdf
    • http://dekovag.mypressonline.com/alignment_telescope.pdf
    • http://gewututikame.getenjoyment.net/clasificacion_de_numeros_reales_cuadro_sinoptico.pdf
    • https://kumeboxisadinur.weebly.com/uploads/1/3/4/6/134684257/fagobo-xesozipip-pejupeta.pdf
    • https://uploads.strikinglycdn.com/files/88951aa3-c00e-4dd2-a9dd-1be6f050fb1f/yard_man_push_mower_replacement_wheels.pdf
    • http://kadowuf.epizy.com/how_to_control_anger_and_stress.pdf
    • https://uploads.strikinglycdn.com/files/d996455d-9398-4bf7-940c-8948b0f39e18/staples_shredder_lockout_key_manual.pdf
    • https://uploads.strikinglycdn.com/files/ee454eca-3952-456c-b092-51e03441aa56/arbys_tartar_sauce_calories.pdf
    • https://uploads.strikinglycdn.com/files/e038dee3-c106-429a-abe1-6f2ad07bf660/topigadife.pdf

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