Malicious PDF — malware analysis report

Static analysis result for SHA-256 ab03babaef128966…

MALICIOUS

PDF

71.6 KB Created: 2021-03-08 17:00:22 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: f0f28127cabeb6cafa422682bc8442a6 SHA-1: f1eba50606387efb4a5b0266357a6e0d2be2178f SHA-256: ab03babaef1289668ede0ce9878cd45aa6fb332fde6b27588e90861ad3df3882
94 Risk Score

Malware Insights

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

The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains an embedded URL that leads to a suspicious domain, likely intended to host a malicious payload or phishing page. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the presence of the external URI strongly suggests a phishing attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7297

Heuristics 3

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • 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://xezojetit.ru/aws?utm_term=different+forms+of+listless
    • https://cdn.sqhk.co/zukasedu/bjgfDCd/human_fall_flat_ps4_boat_level.pdf
    • https://cdn.sqhk.co/jiluputumusi/7C7Kpuj/infected_ingrown_hair_cyst_home_remedy.pdf
    • http://vurenosul.22web.org/block_form_letter_example_tagalog.pdf
    • http://nopisodozig.66ghz.com/ikea_bed_frame_king_single.pdf
    • http://niwifara.22web.org/d_d_5e_custom_character_sheet_creator.pdf
    • https://cdn.sqhk.co/bidelefo/hNVhegf/radio_italia_anni_60_roma_streaming.pdf
    • https://cdn.sqhk.co/velizovatim/fgjibge/soccer_fight_2019_football_players_battleship.pdf
    • https://cdn.sqhk.co/ximirujusuxo/gThhYhd/68911523929.pdf
    • http://www.ascendercorp.com/
    • http://www.ascendercorp.com/typedesigners.html
    • http://biwugilepo.rf.gd/how_to_change_your_name_on_your_drivers_license_in_texas.pdf
    • http://gezobejutewevu.epizy.com/98520792567.pdf
    • http://pawuvunof.epizy.com/beautiful_english_words.pdf
    • https://ba10d46a-d7c1-43af-8542-f1a50f31aa8a.filesusr.com/ugd/4dded2_bed8509588fd4400b892843406a38b33.pdf?index=true
    • http://nosifunugiwes.epizy.com/bitcoin_binary_checker.pdf
    • http://livofos.epizy.com/breakin_2_electric_boogaloo_soundtrack.pdf
    • https://36535336-4f9e-4c0a-b1ad-3385cb5d4299.filesusr.com/ugd/15ebe2_eaaa0c6744354e62988baaccbbd5e1da.pdf?index=true
    • https://9d1e48ad-bcd7-4831-9b7b-7108443a63b6.filesusr.com/ugd/136d07_e1f50f86e0ed47a490eae5026fa6f463.pdf?index=true
    • http://jufesibujubaji.rf.gd/xadoj.pdf
    • http://sedozod.rf.gd/c_primer_stanley_lippman.pdf
    • http://maboruj.rf.gd/66895179191.pdf
    • https://d4180a97-8dd0-4bf1-9e2f-d1b128d1a64d.filesusr.com/ugd/ae059d_98b0ebf6efa547cf8b7e1613dfe6a48f.pdf?index=true
    • http://scripts.sil.org/OFL

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000e6e5.bin
415293fb15340e17cefc305d2bcb7b0143689cf0271ad0790b76db8ef674d832		 pdf-font-stream PDF embedded font (sfnt) at offset 0xE6E5 4488 bytes
font_01_sfnt_off0000f606.bin
8a8a45d1a92f474b7933c4912562d89568897c29a65d575087d948383fd9e932		 pdf-font-stream PDF embedded font (sfnt) at offset 0xF606 11252 bytes

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