Malicious PDF — malware analysis report

Static analysis result for SHA-256 05c0988e3d1e297c…

MALICIOUS

PDF

100.9 KB Created: 2021-02-26 01:37:25 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2021-09-16
MD5: 578e68d3ec05433fdd72e339fc966c0f SHA-1: dacd01a4dfd64b9ed2fa30dcea930c489816765e SHA-256: 05c0988e3d1e297c248de230261fd710ad7b6a138a61c946be2217b3294ba3f8
94 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

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

The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. An external URI pointing to 'seumenha.ru' was found embedded within the document, suggesting a phishing lure or a download redirect. The document body, though heavily obfuscated, contains keywords related to religious texts, likely used as a pretext to disguise the malicious intent.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7681

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://seumenha.ru/award?keyword=holy+quran+english+translation+ahmadiyya PDF link annotation
    • https://cdn-cms.f-static.net/uploads/4476946/normal_5fda93c0987fd.pdfIn PDF document text
    • http://misirabul.22web.org/estrategias_didacticas_del_aprendizaje_basado_en_proyectos.pdfIn PDF document text
    • http://vijexibat.mywebcommunity.org/48615238566.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4368230/normal_5ff693b3022f1.pdfIn PDF document text
    • http://delinapod.mypressonline.com/88181989454.pdfIn PDF document text
    • http://gadetebes.sportsontheweb.net/zijatudanowi.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4376854/normal_602a277a7a02e.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4477916/normal_6036c36b77e9d.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4449974/normal_5fe20d06eb887.pdfIn PDF document text
    • http://dogalijun.scienceontheweb.net/wemaratutemubolelikove.pdfIn PDF document text
    • http://minesaxofunawi.getenjoyment.net/tenegova.pdfIn PDF document text
    • http://guzexesuge.mypressonline.com/delta_22-580_dust_hood.pdfIn PDF document text
    • http://kojazunupetip.mygamesonline.org/love_dare_book_free.pdfIn PDF document text
    • http://www.ascendercorp.com/In PDF document text
    • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
    • http://fedorahosted.org/lohitIn PDF document text
    • http://www.indictrans.orgIn PDF document text
    • http://fajazimigig.atwebpages.com/16376791587.pdfIn PDF document text
    • https://s3.amazonaws.com/wegemebufojafak/roth_ira_irs_form_5498.pdfIn PDF document text
    • http://lawazujazigefon.epizy.com/tesodanobiju.pdfIn PDF document text
    • https://s3.amazonaws.com/bededuxotulapil/2009_toyota_corolla_1.8_oil_type.pdfIn PDF document text
    • https://s3.amazonaws.com/rebesudanolo/dekeduruweropuj.pdfIn PDF document text
    • https://s3.amazonaws.com/goneduzum/telugu_horror_movies_2015.pdfIn PDF document text
    • https://s3.amazonaws.com/megujobemegor/20924148851.pdfIn PDF document text
    • https://s3.amazonaws.com/resisuna/hackerrank_multiple_choice_questions_and_answers.pdfIn PDF document text
    • https://s3.amazonaws.com/lukepepe/affairscloud_paid_free_2019.pdfIn PDF document text
    • http://scripts.sil.org/OFLIn PDF document text

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 5

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000113fb.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x113FB 6844 bytes
SHA-256: 802bc2ff5c84d878e562461ed927c0953db538e56665150fe4655ebfdab1e59d
font_01_sfnt_off00012bc8.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x12BC8 5428 bytes
SHA-256: b4ebff27173783073ef46072024853a753b0b6fdde410f4e88715826aefb6641
font_02_sfnt_off00013e0c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x13E0C 3760 bytes
SHA-256: 26abca7a3b24be616bec76c56aef252a1f7e274fe21c7b30dc46b927987c3827
font_03_sfnt_off00014c60.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x14C60 3972 bytes
SHA-256: aca264fb49f75d24f20fe60d5a96674ba854defe790adde52d08c0ca1049a095
font_04_sfnt_off00015baa.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x15BAA 5332 bytes
SHA-256: 6dcdf35799f74e0b92d8516a26f9e7e0b3d4491463cacdd174ce1d31d5820bf0

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