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bundle_operaww.exe

Setup

The application bundle_operaww.exe has been detected as a potentially unwanted program by 8 anti-malware scanners. This is a self-extracting archive and installer, however the file is not signed with an authenticode signature from a trusted source. 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. The file has been seen being downloaded from www.software-forus.com.
Product:
Setup

Version:
1.0.35.7

MD5:
3b183b104fc9da94251ad7b8fbaf80ae

SHA-1:
f1616dd3f13189db5be3a57c76d867bf391d5322

SHA-256:
33de447164202246d4c58e4016ca96bc189aa5ab0e912f8a4524e414461d7a05

Scanner detections:
8 / 68

Status:
Potentially unwanted

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

Analysis date:
6/22/2025 1:49:12 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:SaliCode
160326-0

AVG
Win32/Sality
2015.0.4355

Emsisoft Anti-Malware
Win32.Sality
11.5.0.6191

ESET NOD32
Win32/Sality.NBA virus
8.0.319.0

F-Prot
W32/Sality.E.gen
4.6.5.141

Kaspersky
Virus.Win32.Sality
15.0.0.562

McAfee
Program.Artemis!08D7ADEDBAC3
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.217.1025.0

File size:
202 KB (206,868 bytes)

Product version:
1.0.35.7

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\bundle_operaww.exe

File PE Metadata
Compilation timestamp:
12/5/2009 4:53:30 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:ixLrOG8Oo6uiM0OyvJ+kIxXlJwBU6JJBJR+Oqw:SKHOo6udRyvJ+kwle5PjRL1

Entry address:
0x36C2

Entry point:
8A, D0, 72, 02, 88, CF, 47, 87, EB, 8A, E5, 24, E1, 81, FE, 53, 3B, 00, 00, 02, C2, 39, C9, 0F, BE, F6, 35, D3, 61, 66, C3, F3, 84, E6, 0F, AF, F5, BD, 7A, C8, 38, F7, 0F, B6, DE, F6, C2, 6E, E8, 6E, 00, 00, 00, 83, E5, 00, 81, E8, 20, 68, 84, 05, C6, C3, A1, 46, 80, D1, 4F, 87, F3, 13, D2, 30, E3, 8A, F0, 8B, C8, B5, 23, FF, C6, F2, B8, 15, 83, F7, FF, 0F, B7, F8, 81, C9, 93, E0, 51, CF, 05, 90, 71, 08, 00, 69, F0, A2, 09, D2, 17, 69, DF, 7B, AE, D8, 77, 03, E8, 89, CF, C6, C1, 14, 85, F1, 81, C5, 5C, 0B...
 
[+]

Code size:
25.5 KB (26,112 bytes)

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

http://www.software-forus.com/OperaWW/.../Bundle_OperaWW.exe

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