kb835221.exe

Self-Extracting Cabinet

Microsoft Corporation

This is a setup program which is used to install the application. The file has been seen being downloaded from twhtly.net and multiple other hosts.
Publisher:
Microsoft Corporation  (signed and verified)

Product:
Microsoft® Windows® Operating System

Description:
Self-Extracting Cabinet

Version:
6.1.0001.0 (srv03_qfe.030918-1543)

MD5:
ae0b40875224229d325ad5dbe0ab0193

SHA-1:
1790354608d07f0ca8fc03a8e487bd91a8af5ce4

SHA-256:
104019d971c62852a3d4f8cafce86c88f6b2c4828912af2e20d4a5ec6544ce43

Scanner detections:
0 / 68

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

Analysis date:
12/27/2024 7:40:55 AM UTC  (today)

File size:
642.7 KB (658,136 bytes)

Product version:
6.1.0001.0

Copyright:
© Microsoft Corporation. All rights reserved.

Original file name:
SFXCAB.EXE

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\hdaqfe\win2k_xp\us\kb835221.exe

Digital Signature
Authority:
Microsoft Corporation

Valid from:
10/25/2003 8:59:14 AM

Valid to:
1/25/2005 8:09:14 AM

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

Issuer:
CN=Microsoft Code Signing PCA, OU=Copyright (c) 2000 Microsoft Corp., O=Microsoft Corporation, L=Redmond, S=Washington, C=US

Serial number:
610E7DA7000000000048

File PE Metadata
Compilation timestamp:
3/17/2004 11:37:19 PM

OS version:
5.2

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
7.10

CTPH (ssdeep):
12288:UOGZSE3QiayL1lEtF2Wvy8On193HFCIMw2akaKqZ1MbxktAhQzrcCzmRkEIER:UDZFQnklcFNEZlRUaiq4bxktUorzW1r

Entry address:
0x58F3

Entry point:
E9, DF, F9, FF, FF, 8B, 44, 24, 04, EB, 17, 80, F9, 3B, 75, 0C, 84, C9, 74, 14, 40, 8A, 08, 80, F9, 0A, 75, F4, 80, 38, 20, 7F, 09, 40, 8A, 08, 84, C9, 75, E3, 33, C0, C2, 04, 00, 8B, 4C, 24, 04, EB, 05, 84, C0, 74, 11, 41, 8A, 01, 3C, 0A, 75, F5, 41, 51, E8, C0, FF, FF, FF, C2, 04, 00, 33, C0, EB, F9, 53, 8B, 5C, 24, 0C, 56, 8B, 74, 24, 0C, 57, C6, 03, 00, EB, 0C, 56, E8, CB, FF, FF, FF, 8B, F0, 85, F6, 74, 2D, 80, 3E, 5B, 75, EF, 8D, 46, 01, EB, 0A, 84, C9, 74, 1F, 80, F9, 20, 7E, 0A, 40, 8A, 08, 80, F9...
 
[+]

Packer / compiler:
tElock 0.99 - 1.0 private

Code size:
30 KB (30,720 bytes)

The file kb835221.exe has been seen being distributed by the following 2 URLs.