PDF malware analysis — malicious · b5a95815fb183c96

MALICIOUS

PDF

1.8 KB

MD5: de332b7d5bda36e33232670ce56b3a5d SHA-1: d60578f9f259fe04a5bb9af24df321d37c63d833 SHA-256: b5a95815fb183c9616f8bfe62d2176883406cc88b01953357f3842cc8b016776

78 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1566.001 Spearphishing Attachment

The PDF file contains an embedded XFA form that triggers a critical heuristic for CVE-2010-0188, indicating exploitation of a vulnerability in Adobe Reader's LibTIFF component. The embedded file, named 'embedded_file_obj0001.bin', is likely the second-stage payload. The attack pattern is consistent with a malicious document designed to exploit a known vulnerability for initial execution.

Heuristics 4

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.
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 (matched inside decoded stream)
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` `fb4644e972f478c91ea1cfdf20e5093a13e9f636e475d59d73b2930550ff209d`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x52	13465 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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