PDF malware analysis — malicious · cef2ff68a025353f

MALICIOUS

PDF

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

MD5: fe79e5cde0641d5da2e9651cae2097e1 SHA-1: 80a635c13bdd5681f0513caf61155ef7d166bdf5 SHA-256: cef2ff68a025353fe0be3180ddc6e9b6cacfcbde9c49c765af0c5f6dec78daf9

100 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1566.001 Spearphishing Attachment T1204 User Execution

This PDF document is malicious and exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms and TIFF image parsing. The exploit is embedded within an XFA image payload. The presence of JavaScript actions and an embedded file further suggests the document is designed to deliver and execute a secondary payload. The confidence is high due to the critical exploit firing.

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` `25e49051c266499d87662a7d5628ab25d4f18b67288e3cc3dfd42d6283cba29a`	pdf-embedded-file	PDF EmbeddedFile object 4 at offset 0x1C6	35879 bytes

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