PDF malware analysis — malicious · ebd85b480a8e08e0

MALICIOUS

PDF

68.1 KB Created: 2021-04-06 02:58:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: f40aab0ffbdcd1500ac6de63120bd5d0 SHA-1: 20033e70183e199d4757aa80cfcb51bc1d1a86ae SHA-256: ebd85b480a8e08e0420ac42f40069ace92effdecce142b430d44a44c9eca25e9

94 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.007 JavaScript

The file is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The embedded URI points to a suspicious domain, suggesting a phishing or malware distribution attempt. Although the document body is heavily obfuscated, the presence of an external URI in the PDF structure strongly suggests an attempt to redirect the user to a malicious site.

Machine Learning

Nyx PDF Classifier malicious score 0.8511

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://midufefew.ru/award?keyword=cardiac+muscle+structure+pdf
- https://static.s123-cdn-static.com/uploads/4494866/normal_5ffe48636a7e2.pdf
- https://gubulugovidenu.weebly.com/uploads/1/3/1/4/131406252/zeropip_jewesazupo_nimakobof_zefetizorare.pdf
- http://xezalikunuf.22web.org/complete_ielts_bands_5_6._5_student_s_book.pdf
- https://razamilijukiw.weebly.com/uploads/1/3/4/8/134879964/zagimawamekuza_zokagotagiweson_wevekanotel.pdf
- https://static.s123-cdn-static.com/uploads/4371808/normal_5fdd859dd3ee9.pdf
- https://cdn-cms.f-static.net/uploads/4414869/normal_5fd3591bd1877.pdf
- http://wikexulefusopa.iblogger.org/rabopibisipijire.pdf
- https://zisatusomet.weebly.com/uploads/1/3/4/8/134872515/9968893.pdf
- https://gopaposoxawa.weebly.com/uploads/1/3/0/7/130740193/memijuzofanit_novegob_vojudobomozaviv.pdf
- http://pikogoxo.iblogger.org/multiplying_dividing_rational_numbers_worksheet.pdf
- http://pebimubegema.22web.org/89872213126.pdf
- https://ladufuvugekowek.weebly.com/uploads/1/3/4/1/134108614/pupaladowepamejenuxo.pdf
- http://votamomitep.22web.org/cerfa_formation_professionnelle_continue_2017.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://kanulojijuk.rf.gd/autocad_crack_2010_free.pdf
- https://s3.amazonaws.com/tanikanaw/chapter_7_chemistry_test_answers.pdf
- https://05f6fcc2-a4c7-4d5b-b58c-97b640a93f4d.filesusr.com/ugd/74147a_caf46dce4d424f368cacb703cb52eacf.pdf?index=true
- http://lejajalosifoler.epizy.com/20260833793.pdf
- https://s3.amazonaws.com/zuponefi/26900156496.pdf
- https://s3.amazonaws.com/wizomoravazub/xulisapelud.pdf
- https://s3.amazonaws.com/mexijegedakol/netflix_logo_animation_after_effects_template.pdf
- http://xudurimujekib.rf.gd/adverbs_exercises_for_class_5.pdf
- http://zapujeromaralim.epizy.com/lonely_planet_georgia_download.pdf
- https://56c41596-c8b3-4aa7-a075-23c9724d7f97.filesusr.com/ugd/ed77b2_740e16f913524b3688c0ff6b22e3f0e2.pdf?index=true
- http://gasigigi.rf.gd/88168058665.pdf
- https://677e6977-fc43-48b2-ac81-16e478c8573b.filesusr.com/ugd/3750c2_47f46680d81a4f2b9c6b247b815a3fcb.pdf?index=true
- https://s3.amazonaws.com/jolunenafobuw/postman_for_chrome.pdf
- http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000f7b5.bin` `3d27d4f7db10a39745360aa3ee74ca9299a6f5590bbe3639cd4d8e8766df9393`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF7B5	5208 bytes

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