PDF malware analysis — malicious · d3fd999e4e1598d6

MALICIOUS

PDF

3.4 KB Created: 2005-09-29 09:27:34 UTC Authoring application: Adobe PDF Library 8.0

MD5: d22b46cecb52b76d07bde9eab1ea088c SHA-1: f6fe22eb69e98f035ec5e91351483437444925c3 SHA-256: d3fd999e4e1598d6fc075c8eb2fcb287572f50f4c4e5f343173e3a42c630be9c

100 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File: User Execution T1566.002 Phishing: Spearphishing Attachment

This PDF file contains embedded JavaScript and an XFA form, which is a common vector for exploiting vulnerabilities. The critical heuristic firing indicates a match for CVE-2010-0188, an exploit targeting Adobe Reader's handling of TIFF images within XFA forms. This exploit likely facilitates the execution of arbitrary code, enabling the download and execution of further malicious content. No specific family could be identified, but the exploit suggests a downloader or dropper functionality.

Heuristics 6

Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188

PDF contains XFA image data with an inline crafted TIFF payload and shellcode/delivery markers. This is the data-bound variant of the CVE-2010-0188 Adobe Reader LibTIFF/XFA exploit shape.
JavaScript action low PDF_JAVASCRIPT

PDF contains a /JavaScript action. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
Embedded JS stream low PDF_JS

PDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
Embedded file low PDF_EMBEDDED

PDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
XFA form low PDF_XFA

PDF uses XML Forms Architecture — can contain script logic
AcroForm button with action trigger low PDF_ACROFORM_BUTTON

PDF contains a /Btn form field together with a SubmitForm/URI/Launch/JS trigger — this is the building block of fake 'Download' or 'Open' button overlays used in PDF phishing lures

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`embedded_file_obj0004.bin` `789a541ca69cfe0b9bde80cad2b2ea6c67dc056fdde86f52f79d1c2b142b2919`	pdf-embedded-file	PDF EmbeddedFile object 4 at offset 0x1C6	35879 bytes

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