PDF malware analysis — malicious · 83bc8deff79be7be

MALICIOUS

PDF

2.6 KB

MD5: dad875e3f54f2e2f6e5b6deb66bad3f6 SHA-1: ac3cec61e2b7968e25a624710723b8bfa7c4d41d SHA-256: 83bc8deff79be7be97a341fd0978f9fe8d79c7d4ab7a479a5976f948a4461202

138 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File

The PDF file contains an embedded object that triggers the CVE-2010-0188 exploit, targeting Adobe Reader. This exploit is known to deliver a second-stage payload. The ClamAV detection 'Pdf.Exploit.Dropped-90' further confirms its malicious nature. 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` `0ca60340a7ba937037ace8ff5c715abdf4f70a4fa78aaf9912e2c054db411c52`	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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