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adobeflashplayer.exe

The application adobeflashplayer.exe has been detected as a potentially unwanted program by 2 anti-malware scanners. The program is a setup application that uses the Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.free-update.org.
MD5:
98fe8697b4ec34620789eecb255de8c5

SHA-1:
fa1bb3b759cee3ae1c0063c2072df115ed3e537a

SHA-256:
c52ffe28bdb2c8124084d8fe0a6fac3da9c730f0c6dca394178121698caf2cb7

Scanner detections:
2 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
4/25/2024 4:41:51 AM UTC  (today)

Scan engine
Detection
Engine version

ESET NOD32
Win32/InstallCore.OZ potentially unwanted application
8.0.319.0

Reason Heuristics
PUP.InstallCore.EST (M)
16.6.28.1

File size:
763.6 KB (781,904 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\downloads\adobeflashplayer.exe

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:MIvpNU8/UqQ3wZl7vpmCOFRDjzSQdF8rAaUZyGCwXUeYoRolr4VHd5TqFjnQTCD:MIv9wwZVBX2R/F6AyGxUuREshTyr8CD

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Entropy:
7.8814

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file adobeflashplayer.exe has been seen being distributed by the following URL.

http://www.free-update.org/.../7Kxu T1Y73vl7Xxp2mVWvmCWcyDEcmlChSDBDz1l QDj7z15xyDj rcWDK4m7z0RvmiWAkDjIKiWXzC1NZcRATg4ASDG2z1YIdVF2dWyDH0m XiWed1P2rNo2HlwDX0m K4We3sB7KNl KVu2H0m73iWe3xPcm2l2H0m EiWedlmidWu2rVu2ZpnfXtpDlNl7XvjIZpLfSDleHsyhXtP7dVpDH0m7XMWed5CcrWzIXxp dFWvmxdhXtCDXDp7dVWvQDPDdlChV8FNT7zNjgwNTLyAi==

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