Malicious PDF — malware analysis report

Static analysis result for SHA-256 ea06fec849916c75…

MALICIOUS

PDF

140.8 KB Created: 2022-06-10 05:32:56 +02:00 Authoring application: chirplay (via PDF Master 1.0.1) First seen: 2022-07-15
MD5: fabbc48020751fa994cd72736c1b8490 SHA-1: bc22a8ff9595d0f62b97b27bd2509a0cd9313071 SHA-256: ea06fec849916c75bd74a319fe8398be22a743ebbe33315f1ddbdb77749101ac
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of external links, identified as a link farm. One prominent URL, http://evacdir.com/?midwives=onye/chequebook/ZG93bmxvYWR8TFcxTm5wc05IeDhNVFkxTkRjNE1EZzNPWHg4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA.rompers=T3Rya2V5IEJyZWFrZXIT3R=semawang, is embedded and likely serves as a gateway to malicious content. The presence of numerous PDF links suggests an attempt to distribute or host further malicious files.

Machine Learning

  • Nyx PDF Classifier clean score 0.0107

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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 http://evacdir.com/?midwives=onye/chequebook/ZG93bmxvYWR8TFcxTm5wc05IeDhNVFkxTkRjNE1EZzNPWHg4TWpVM05IeDhLRTBwSUhKbFlXUXRZbXh2WnlCYlJtRnpkQ0JIUlU1ZA.rompers=T3Rya2V5IEJyZWFrZXIT3R=semawang
    • http://www.chimfab.com/?p=6465
    • https://vape87.ru/advert/microsoft-office-2003-pro-full-crack/
    • https://www.nansh.org/portal/checklists/checklist.php?clid=88965
    • https://nestingthreads.com/wp-content/uploads/2022/06/Max_Payne_3_Activation_Code_Generatorrar.pdf
    • https://rodillosciclismo.com/wp-content/uploads/2022/06/ReFX_Nexus_Dance_Orchestra_Expansion_Pack_DYNAMiCS_Zip.pdf
    • https://goodforfans.com/upload/files/2022/06/Jco3bFtDbO5swj7tq1rM_10_695f9d29c50cd9519012660e53d2b549_file.pdf
    • http://www.7desideri.it/wp-content/uploads/2022/06/justsad.pdf
    • http://chat.xumk.cn/upload/files/2022/06/4qyjAjruzjwYOLgTg9kt_10_695f9d29c50cd9519012660e53d2b549_file.pdf
    • http://www.flexcompany.com.br/flexbook/upload/files/2022/06/oxbPNo94iNLapQQCU1CQ_10_695f9d29c50cd9519012660e53d2b549_file.pdf
    • http://www.rosesebastian.com/wp-content/uploads/2022/06/lavbut.pdf
    • https://ex0-sys.app/upload/files/2022/06/tXV6J7CVPQHJojvAarz5_10_695f9d29c50cd9519012660e53d2b549_file.pdf
    • https://wo.barataa.com/upload/files/2022/06/ONo8NDT41awyWornUAs8_10_695f9d29c50cd9519012660e53d2b549_file.pdf
    • http://mytown247.com/?p=46892
    • https://classifieds.namibian.com.na/advert/download-ps3-emulator-1-9-6-bios-and-plugins-torrent-cracked/
    • https://www.2el3byazici.com/crack-nemetschek-allplan-2008-12/
    • https://superstitionsar.org/sonic-the-hedgehog-4-episode-ii-torrent-download-pc/
    • https://kjvreadersbible.com/mastercam-x6-portable/
    • https://thetalkingclouds.com/2022/06/10/global-elementary-coursebook-macmillan-pdf-download/
    • https://4j90.com/tonality-will-putney-v1-1-0-r2r-repack-2/
    • https://wakelet.com/wake/WZRDf_5X-ZgU3lF7oVkoT
    • http://www.tcpdf.org
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://www.aiim.org/pdfa/ns/extension/
    • http://www.aiim.org/pdfa/ns/schema#
    • http://www.aiim.org/pdfa/ns/property#
    • http://www.aiim.org/pdfa/ns/id/

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off0000154d.bin
a217f12862e0ff75203bdd4136ca0d68471050be46bb09aed5306898926ffdd4
decompressed-pdf-stream PDF FlateDecoded stream at offset 0x154D 120140 bytes
stream_009_off0001b671.bin
df221e87b81d1531cafdadb6c09a602e9f604d1baf0a17bbd350cbb83baa06f7
decompressed-pdf-stream PDF FlateDecoded stream at offset 0x1B671 119072 bytes