Malicious PDF — malware analysis report

Static analysis result for SHA-256 25734e2036f9241a…

MALICIOUS

PDF

69.4 KB Created: 2021-03-17 19:16:45 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 90da1a52b05e119388427207e514430c SHA-1: 6458bdaef9dd8905cf9ec5a70560a1b7c8d4c6e4 SHA-256: 25734e2036f9241ab6df01268d9d75fa7ade1875410ef8b786f50b975d415ef1
94 Risk Score

Malware Insights

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

The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The presence of an external URI pointing to 'soxebez.ru' suggests the document is designed to redirect users to a potentially harmful site. While no scripts were explicitly extracted, the PDF structure and embedded URI heuristic indicate it's likely attempting to exploit PDF vulnerabilities or lure users to malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8294

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://soxebez.ru/wix?keyword=what+words+that+start+with+lox
    • https://xaredoluvowa.weebly.com/uploads/1/3/1/8/131871785/volekunafabofav.pdf
    • https://cdn.sqhk.co/muzipajat/1zHjcgg/barracuda_email_security_gateway_400.pdf
    • http://italiabeach.space/2008_jeep_wranglers_for_salegimm6.pdf
    • http://fitness1.space/envision_algebra_1_enrichment_answers2idvo.pdf
    • https://cdn.sqhk.co/pifixijowoka/cUjbagc/puzz_3d_disney_castle.pdf
    • https://cdn.sqhk.co/bidamasegom/hcYjjlK/wafaxasugemixulezuzuj.pdf
    • http://montana-media.com/child_care_services_employment_verification_formrf8w1.pdf
    • https://cdn.sqhk.co/jetobatu/bjhK8qK/61286699754.pdf
    • https://raxipufed.weebly.com/uploads/1/3/4/4/134474150/lekukolizubob.pdf
    • https://cdn.sqhk.co/kufusivekogo/iGjehfr/history_of_religion_in_africa.pdf
    • https://sisasava.weebly.com/uploads/1/3/0/7/130738988/melatufidu.pdf
    • http://microdigitalmeter.xyz/cien_aos_de_soledad_frases_lluviazz2dm.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • http://fejiremow.epizy.com/aromatase_inhibitors_in_breast_cancer.pdf
    • https://s3.amazonaws.com/laginekux/77532034698.pdf
    • https://s3.amazonaws.com/gajabedafot/gonevugomovopunoba.pdf
    • http://wutireliwuz.epizy.com/what_are_birds_trying_to_tell_us.pdf
    • https://s3.amazonaws.com/gajabedafot/diablo_2_guide_reddit.pdf
    • http://mujozigimak.rf.gd/juzakotanerozepe.pdf
    • https://s3.amazonaws.com/nemafu/honeybee_steam_powered_giraffe_piano_sheet_music.pdf
    • https://s3.amazonaws.com/verirejon/18985334695.pdf
    • http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000f443.bin
daada571f3c533c6767af20e1351ea8b9982c4e9aa29a04eb1d06e757d7fae31		 pdf-font-stream PDF embedded font (sfnt) at offset 0xF443 5088 bytes

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