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ocs_v71b.exe

OCS

The application ocs_v71b.exe has been detected as a potentially unwanted program by 3 anti-malware scanners. While running, it connects to the Internet address www1.thinklabs-cluster.de on port 80 using the HTTP protocol.
Publisher:
OCS

Product:
OCS

Version:
1.0.0.0

MD5:
06e5f4da9fc01e28708ccd62815e56c0

SHA-1:
99f97ad369e8621ab4d17df53e80e60fee99c727

SHA-256:
bdcb135d79ad72c7e7f0e3e6970ffbfb72af697794c953741517f857f6751e80

Scanner detections:
3 / 68

Status:
Potentially unwanted

Analysis date:
4/19/2024 6:15:57 PM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
Trojan.Win32.DownloadSponsor
4.0.3.14524

ESET NOD32
Win32/DownloadSponsor (variant)
8.9844

VIPRE Antivirus
DownloadSponsor
29552

File size:
312 KB (319,488 bytes)

Product version:
1.0.0.0

Copyright:
Copyright © Project OCS

Original file name:
OCS.exe

File type:
Executable application (Win32 EXE)

Language:
Language Neutral

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\ocs_v71b.exe

File PE Metadata
Compilation timestamp:
5/21/2014 10:46:57 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
6144:31k9Qi2k6QhDiT5DRSB+NI4XU9hFtOEL4hNGIfP:xe6QhDiT5DQKI4k9n3e

Entry address:
0x4C0BE

Entry point:
FF, 25, 00, 20, 40, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00...
 
[+]

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
296.5 KB (303,616 bytes)

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to dls.thinklabs-cluster.de  (148.251.198.116:80)

TCP (HTTP):
Connects to www2.thinklabs-cluster.de  (148.251.198.119:80)

TCP (HTTP):
Connects to www1.thinklabs-cluster.de  (88.198.27.201:80)

TCP (HTTP):
Connects to sl1-1.thinklabs-cluster.de  (148.251.198.115:8080)

TCP (HTTP SSL):
Connects to prxy1.thinklabs-cluster.de  (88.198.27.202:443)

TCP (HTTP):
Connects to openx-farm.l3muc-b.cxo.name  (212.162.62.38:80)

TCP (HTTP):
Connects to h1893583.stratoserver.net  (85.214.110.225:8080)

TCP (HTTP SSL):
Connects to prxy2.thinklabs-cluster.de  (46.4.173.132:443)

TCP (HTTP SSL):
Connects to h1827286.stratoserver.net  (85.214.210.27:443)

TCP (HTTP):
Connects to a2-16-216-43.deploy.akamaitechnologies.com  (2.16.216.43:80)

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