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PostBuild.exe

PostBuild

The executable PostBuild.exe has been detected as malware by 11 anti-virus scanners. Infected by an entry-point obscuring polymorphic file infector which will create a peer-to-peer botnet and receives URLs of additional files to download.
Product:
PostBuild

Description:
PostBuild

Version:
1.00.2724

MD5:
d7935ce9c9063415a68fc4b6c671f5fd

SHA-1:
48b90c7c0836ae8178f7f514d9f99c60dfe3dcf8

SHA-256:
daf8dcee9325f7ab6a154b223b2059898ec0b21d09c01cf70cda341733320285

Scanner detections:
11 / 68

Status:
File is infected by a Virus

Explanation:
The file is infected by a polymorphic file infector virus.

Analysis date:
4/26/2024 9:53:38 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Sality
160209-2

AVG
Win32/Sality
2015.0.4489

Dr.Web
Win32.Sector.30
9.0.1.05190

ESET NOD32
Win32/Sality.NBA virus
7.0.302.0

F-Prot
W32/Sality.gen2
4.6.5.141

Kaspersky
Virus.Win32.Sality
15.0.0.562

McAfee
Virus.W32/Sality.gen.z
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.213.6277.0

Norman
Win32.Sality.3
03.12.2014 13:20:04

Sophos
Virus 'Mal/Sality-D'
5.23

VIPRE Antivirus
Threat.4721115
47086

File size:
113.3 KB (116,008 bytes)

Product version:
1.00.2724

Copyright:
Copyright c 2007

Original file name:
PostBuild.exe

File type:
Executable application (Win32 EXE)

Language:
Chinese (Traditional, Taiwan)

Common path:
C:\ProgramData\supportdir\20150912_121208_3600\postbuild.exe

File PE Metadata
Compilation timestamp:
3/25/2010 4:11:57 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
3072:UbBkzjeDi9or87buNa3kcoqkA3wNtZf1pRZDOlQx:UbBMtr7iyumwdjRZDy+

Entry address:
0x28D2

Entry point:
C7, C0, 17, 8A, 9A, 1A, 89, E9, 69, F0, 22, 85, 93, 44, 81, FA, 33, 0E, 00, 00, 71, 02, FF, C0, 81, DB, CC, 30, BD, 03, FE, C8, 56, 69, EF, 50, 2D, 9C, 26, C7, C1, 86, 55, 32, 91, E8, 34, 00, 00, 00, FF, CA, 1C, 6B, 80, D6, 8F, 88, F8, 41, 8D, 0D, D1, C3, 06, 5D, 38, D5, F2, 2A, C7, 85, CF, 47, 8D, 30, 8B, C3, 49, 0F, AF, C1, 18, D4, 8B, EE, F2, 81, D6, 1E, 7E, E2, A5, 8B, DD, 0F, B7, D0, 33, F9, 87, C6, 59, FF, C0, F6, C4, CA, 88, FB, FE, CB, 8D, 05, 1E, CA, B1, 41, 0B, D0, FE, CA, 03, C0, F7, C7, F9, 91...
 
[+]

Entropy:
7.4057

Code size:
20 KB (20,480 bytes)

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