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obw_wbs.exe

1496_obw_webssearches

Li Mo

The application obw_wbs.exe by Li Mo has been detected as adware by 8 anti-malware scanners. The file has been seen being downloaded from dl1.downserver6.com and multiple other hosts.
Publisher:
One Syn  (signed by Li Mo)

Product:
1496_obw_webssearches

Description:
Syn worker

Version:
6.2.7601.1009

MD5:
f550a5581bd2e8add34511682a99cbdf

SHA-1:
ad47b2f438e99f4dc89dcc923b41818c23e4a68f

SHA-256:
833e481d92c07ec22a8441f2665f29bc84c3c9e517852a09d705a9bf8f64593a

Scanner detections:
8 / 68

Status:
Adware

Analysis date:
12/25/2024 4:24:06 AM UTC  (today)

Scan engine
Detection
Engine version

AVG
Generic
2015.0.3333

Dr.Web
Adware.Mutabaha.79
9.0.1.0167

Emsisoft Anti-Malware
Gen:Application.Elex
8.15.06.16.04

ESET NOD32
Win32/LiMo.C potentially unwanted application
9.7.0.302.0

F-Secure
Riskware.Gen:Application.Elex.1
11.2015-16-06_3

Malwarebytes
PUP.Optional.Limo
v2015.06.16.04

Norman
Gen:Application.Elex.1
11.20150616

Reason Heuristics
PUP.LiMo.H
14.10.3.10

File size:
323.4 KB (331,128 bytes)

Product version:
6.2.7601.1009

Copyright:
One Syn

Original file name:
Worker.exe

File type:
Executable application (Win32 EXE)

Language:
English (United Kingdom)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\content.ie5\btc2ne79\obw_wbs.exe

Digital Signature
Signed by:
Li Mo

Authority:
DigiCert Inc

Valid from:
8/3/2014 5:00:00 PM

Valid to:
8/12/2015 5:00:00 AM

Subject:
CN=Li Mo, O=Li Mo, L=Guilin, S=Guangxi, C=CN

Issuer:
CN=DigiCert Assured ID Code Signing CA-1, OU=www.digicert.com, O=DigiCert Inc, C=US

Serial number:
0F53999A8B9372F6AAC4844D7A5BE2CE

File PE Metadata
Compilation timestamp:
9/24/2014 2:09:17 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
3072:/tvaIlM85YDm+5dP2r9XfX97us8wV5Y5EpVI4ldnzHKb+qOcUtYsuBxtQ/wLN:/BaIlMD6mdP2r91/8uGEIqdnObXU45

Entry address:
0x186D3

Entry point:
E8, 43, BE, 00, 00, E9, 7F, FE, FF, FF, CC, CC, CC, 57, 56, 8B, 74, 24, 10, 8B, 4C, 24, 14, 8B, 7C, 24, 0C, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, 68, 03, 00, 00, 0F, BA, 25, 14, 71, 44, 00, 01, 73, 07, F3, A4, E9, 17, 03, 00, 00, 81, F9, 80, 00, 00, 00, 0F, 82, CE, 01, 00, 00, 8B, C7, 33, C6, A9, 0F, 00, 00, 00, 75, 0E, 0F, BA, 25, 50, F8, 43, 00, 01, 0F, 82, DA, 04, 00, 00, 0F, BA, 25, 14, 71, 44, 00, 00, 0F, 83, A7, 01, 00, 00, F7, C7, 03, 00, 00, 00, 0F, 85, B8, 01, 00, 00, F7, C6, 03...
 
[+]

Entropy:
5.7835

Code size:
194.5 KB (199,168 bytes)

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

http://dl1.downserver6.com/Installer/.../obw_wbs.exe

http://dl1.downserver6.com/Installer/.../wbs.exe

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