PDF malware analysis — malicious · 2a3443b0dde381da

MALICIOUS

PDF

2.6 KB

MD5: ad7bf3716c32be49d105ffb6f6e6eb6e SHA-1: b4cb2b6c90e88e093f1527c4225705a338da3e7f SHA-256: 2a3443b0dde381da58a44b0ce43b6fdd2cd39914269bda4a8416c1a9e1437fb8

138 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution

The PDF file contains an embedded TIFF image that exploits the CVE-2010-0188 vulnerability in Adobe Reader's XFA form processing. This exploit is designed to execute arbitrary code, as indicated by the critical heuristic firing and ClamAV detection. The embedded file, 'embedded_file_obj0001.bin', is likely the delivered payload.

Heuristics 5

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.
ClamAV: Pdf.Exploit.Dropped-90 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Dropped-90
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
Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE

One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`embedded_file_obj0001.bin` `5f7869d86f0efee85a0e224220cf4ed76fcde623fda22d2a8a3fbda67cf25570`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x5D	13473 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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