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tw_cso2_v17690.exe

The executable tw_cso2_v17690.exe has been detected as malware by 12 anti-virus scanners. This is a setup program which is used to install the application. 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 tw.hicdn.csonline2.beanfun.com.
MD5:
4e4d1b4b157e905ca811a40163139911

SHA-1:
b7cac8461865a062a9f8a82050f767acecbdd9a9

SHA-256:
d19c4503766265f6523ef54428ab8b576ec84a5c0e3516994b663e924b051d26

Scanner detections:
12 / 68

Status:
File is infected by a Virus

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

Analysis date:
11/15/2024 8:52:49 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:SaliCode
160215-2

AVG
Win32/Sality
2015.0.4533

Dr.Web
Win32.Sector.30
9.0.1.05190

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

F-Secure
Win32.Sality.3
5.15.21

Kaspersky
Virus.Win32.Sality
15.0.0.562

McAfee
Virus.W32/Sality.gen.z
18.0.204.0

Microsoft Security Essentials
Threat.Undefined
1.215.2312.0

VIPRE Antivirus
Threat.4721115
29708

File size:
2.1 MB (2,245,288 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\tw_cso2_v17690.exe

File PE Metadata
Compilation timestamp:
5/14/2013 3:03:04 PM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:ny1/wOXlAk2/5H1TICnfQMEZ7hc4Q/QRI6UeqwbGDwBhmLTCfxX3qh:nVWl72/5H1lf3EZY6I6UeqwMwTmnCZKh

Entry address:
0x4651D0

Entry point:
60, 80, D8, C5, 80, E1, 66, 86, C0, F6, C7, 7C, EB, 07, 69, CB, 75, EB, B8, 19, F3, F2, 38, DC, F3, 33, DE, 81, FF, 4B, A7, 00, 00, 75, 0C, 85, FE, 3D, 79, 28, B4, 7E, BD, D6, DA, EE, 62, 81, FF, 8F, 62, 00, 00, 75, 08, 88, ED, C7, C6, F0, 73, 36, 26, 18, F2, 05, 0E, 92, C3, 25, 0F, BE, F9, 89, DE, B9, E1, 54, 29, D6, 81, DE, 96, E3, 5D, F7, E8, 00, 00, 00, 00, 11, F6, 0F, AF, C9, 86, FF, 86, CC, F6, C2, C4, FE, C5, 87, F7, 8B, CF, 69, FE, BC, 3C, D7, DD, 8B, F0, B8, DA, FE, FF, FF, 42, C6, C3, B3, 11, C9...
 
[+]

Entropy:
7.8918  (probably packed)

Code size:
2 MB (2,142,208 bytes)

The file tw_cso2_v17690.exe has been seen being distributed by the following URL.

http://tw.hicdn.csonline2.beanfun.com/CSO2/.../TW_CSO2_V17690.exe

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