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Windows-KB890830-x64-V4.22-delta.exe

Microsoft Windows Malicious Software Removal Tool

Microsoft Corporation

This is a self-extracting archive and installer. The file has been seen being downloaded from au.download.windowsupdate.com.
Publisher:
Microsoft Corporation  (signed and verified)

Product:
Microsoft Windows Malicious Software Removal Tool

Description:
Microsoft Windows Malicious Software Removal Tool (KB890830) - Setup Self-Extracting Cabinet

Version:
4.22.7601.0

MD5:
cf643a9f39c7230565eabea811df2033

SHA-1:
5571c68df3b3a455ff1f6a25059cb44560461b34

SHA-256:
4d9501a84925ce8db52b26820a444597541835905187e02c82cb9643ea990c9a

Scanner detections:
0 / 68

Status:
Clean (as of last analysis)
Whitelisted  (by digital signature)

Analysis date:
12/26/2024 2:57:09 AM UTC  (today)

File size:
5.1 MB (5,304,968 bytes)

Product version:
4.22.7601.0

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
Windows-KB890830-x64-V4.22-delta.exe

File type:
Executable application (Win64 EXE)

Language:
English (United States)

Common path:
C:\windows\temp\ltcache\13df2748-baba-4e64-9caa-30280d7d85fb\windows-kb890830-x64-v4.22-delta.exe

Digital Signature
Signed by:
Microsoft Corporation

Authority:
Microsoft Corporation

Valid from:
1/24/2013 5:33:36 PM

Valid to:
4/24/2014 6:33:36 PM

Subject:
CN=Microsoft Corporation, OU=AOC, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Issuer:
CN=Microsoft Code Signing PCA, O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Serial number:
33000000ADC6484C2DCB9A424C0001000000AD

File PE Metadata
Compilation timestamp:
10/6/2009 1:58:55 AM

OS version:
5.2

OS bitness:
Win64

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
98304:obBS4dTB4en/4EOVqdTFa/+nXxEKMl1JXY8gAXcyz4idLARCwquKEXXsepRePsQ:Q7NZAEOVqlFaCBzMl3YBAtzTTxEHsyez

Entry address:
0x98C0

Entry point:
48, 83, EC, 58, 48, 89, 5C, 24, 70, 48, 89, 7C, 24, 78, 66, 81, 3D, 29, 67, FF, FF, 4D, 5A, 74, 08, 33, DB, 89, 5C, 24, 60, EB, 7C, 48, 63, 05, 54, 67, FF, FF, 48, 8D, 0D, 11, 67, FF, FF, 48, 03, C1, 81, 38, 50, 45, 00, 00, 74, 08, 33, DB, 89, 5C, 24, 60, EB, 5B, 0F, B7, 48, 18, 81, F9, 0B, 01, 00, 00, 74, 32, 81, F9, 0B, 02, 00, 00, 74, 08, 33, DB, 89, 5C, 24, 60, EB, 3F, 83, B8, 84, 00, 00, 00, 0E, 77, 08, 33, DB, 89, 5C, 24, 60, EB, 2E, 33, DB, 39, 98, F8, 00, 00, 00, 0F, 95, C3, 89, 5C, 24, 60, EB, 1D...
 
[+]

Entropy:
7.9984  (probably packed)

Code size:
56 KB (57,344 bytes)

The file Windows-KB890830-x64-V4.22-delta.exe has been seen being distributed by the following URL.

http://au.download.windowsupdate.com/msdownload/update/software/uprl/2013/.../windows-kb890830-x64-v4.22-delta_5571c68df3b3a455ff1f6a25059cb44560461b34.exe

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