Malicious PDF — malware analysis report

Static analysis result for SHA-256 facbc33893dad112…

MALICIOUS

PDF

2.32 MB Created: 2021-05-29 17:31:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: c1613b21978619f6db80484d2cd02a7d SHA-1: b42a09eb02854c9a616076048805eaedbbb7ee1b SHA-256: facbc33893dad112534b9afa5daa58c649b6952dc29b0ecc52846bf9280593ca
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The file is a PDF document that contains an embedded URI pointing to a suspicious domain, identified by ClamAV as malware. The document body appears to be garbled, but the presence of the URI and the ClamAV detection strongly suggest a phishing or malware distribution attempt. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier clean score 0.0058

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • 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://maypoin.ru/strik?utm_term=organization+theory+and+design+an+international+perspective+3rd+edition+pdf
    • https://static.s123-cdn-static.com/uploads/4404750/normal_5fc74b7d420a3.pdf
    • https://jadufebifov.weebly.com/uploads/1/3/4/6/134627690/rukuxejanad.pdf
    • https://cdn-cms.f-static.net/uploads/4450141/normal_605bde40acaf6.pdf
    • https://static.s123-cdn-static.com/uploads/4450243/normal_5fddcc690e33b.pdf
    • https://sebaderibegagib.weebly.com/uploads/1/3/4/5/134583030/448e6.pdf
    • https://static.s123-cdn-static.com/uploads/4405208/normal_5feb7379f2f08.pdf
    • https://wuzafonufiza.weebly.com/uploads/1/3/4/3/134341979/85cc7f070522.pdf
    • https://zofigaxukinepir.weebly.com/uploads/1/3/4/2/134235574/gepes_xoponuzukuza.pdf
    • https://cdn-cms.f-static.net/uploads/4485161/normal_5fdc296c68f20.pdf
    • https://cdn-cms.f-static.net/uploads/4420599/normal_60265dcf6073c.pdf
    • https://samarobiratepiw.weebly.com/uploads/1/3/5/3/135327643/a7dac4.pdf
    • https://static.s123-cdn-static.com/uploads/4475872/normal_5fee042aa934e.pdf
    • https://cdn-cms.f-static.net/uploads/4460471/normal_604d91bcd11be.pdf
    • https://mokadipubozot.weebly.com/uploads/1/3/2/3/132303064/dc56c889acd63ed.pdf
    • https://wewebaviwipi.weebly.com/uploads/1/3/0/7/130775561/a8e351.pdf
    • https://cdn-cms.f-static.net/uploads/4403936/normal_60511d06684e1.pdf
    • https://static.s123-cdn-static-d.com/uploads/4481552/normal_60b1e40c8c837.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • https://uploads.strikinglycdn.com/files/ac638215-320e-4d34-a41a-ceaf3ec73ef0/how_to_program_dish_joey_remote_to_vizio_tv.pdf
    • https://uploads.strikinglycdn.com/files/8f44234d-3d87-4da1-8c96-0ed4e39ccdf6/vopugaxulijojumifakugo.pdf
    • https://uploads.strikinglycdn.com/files/21bd34f8-174a-4998-ac0e-fbdca276cccb/libro_de_historia_tercer_grado_de_secundaria_volumen_2_2021.pdf
    • https://uploads.strikinglycdn.com/files/605c5dc3-d10a-4a28-afa1-4c568907eaf3/bivilozusu.pdf
    • https://uploads.strikinglycdn.com/files/1341f9bf-f62f-491a-8a6b-0c1be4238ac0/ball_end_classical_guitar_strings_amazon.pdf
    • https://uploads.strikinglycdn.com/files/54955ca7-31e8-4d9d-9b31-d238f1141cd2/the_art_of_business_communication.pdf
    • https://uploads.strikinglycdn.com/files/cbb940b6-cd53-43dc-96d8-2b64e3f0a714/lawnboy_services_inc.pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0024e9f0.bin
121d5b8e3852b0516e698144fb4b7bbc9741292908db65fb259a693f17c325b7
pdf-font-stream PDF embedded font (sfnt) at offset 0x24E9F0 5820 bytes