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winsaber.exe

Dening Hu

The application winsaber.exe by Dening Hu has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. It runs as a separate (within the context of its own process) windows Service named “winsaber”. While running, it connects to the Internet address server-52-85-221-148.cdg50.r.cloudfront.net on port 80 using the HTTP protocol.
Publisher:
Dening Hu  (signed and verified)

MD5:
cf7c2ea78b053a2b9db69f26054da75c

SHA-1:
ebd113eb5624da14aa7a72bec7084d764574b829

SHA-256:
a5b86e0c5a6dd029f6cc46d391433228f51c20e310845982e447565ba8c7baef

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/24/2024 1:41:45 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
16.8.30.12

File size:
525.2 KB (537,848 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\winsaber\winsaber.exe

Digital Signature
Signed by:
Dening Hu

Authority:
thawte, Inc.

Valid from:
8/26/2016 3:00:00 AM

Valid to:
6/9/2017 2:59:59 AM

Subject:
CN=Dening Hu, OU=Individual Developer, O=No Organization Affiliation, L=Beijing, S=Beijing, C=CN

Issuer:
CN=thawte SHA256 Code Signing CA, O="thawte, Inc.", C=US

Serial number:
1B4C3DB975D9BC9D6ACE9646EB28502A

File PE Metadata
Compilation timestamp:
8/30/2016 10:57:43 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
12288:sW9KNXYM79ttpmqbdFKt9kKmRa/5gthkaZQACUx:sW9KqMbzbd/KmR8yNxPx

Entry address:
0x375D4

Entry point:
E8, 23, BE, 00, 00, E9, 7F, FE, FF, FF, E8, AE, 3D, 00, 00, 85, C0, 75, 06, B8, D4, E8, 46, 00, C3, 83, C0, 0C, C3, 55, 8B, EC, 56, E8, E4, FF, FF, FF, 8B, 4D, 08, 51, 89, 08, E8, 20, 00, 00, 00, 59, 8B, F0, E8, 05, 00, 00, 00, 89, 30, 5E, 5D, C3, E8, 7A, 3D, 00, 00, 85, C0, 75, 06, B8, D0, E8, 46, 00, C3, 83, C0, 08, C3, 55, 8B, EC, 8B, 4D, 08, 33, C0, 3B, 0C, C5, 68, E7, 46, 00, 74, 27, 40, 83, F8, 2D, 72, F1, 8D, 41, ED, 83, F8, 11, 77, 05, 6A, 0D, 58, 5D, C3, 8D, 81, 44, FF, FF, FF, 6A, 0E, 59, 3B, C8...
 
[+]

Entropy:
5.9778

Code size:
358 KB (366,592 bytes)

Service
Display name:
winsaber

Type:
Win32OwnProcess


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

TCP (HTTP):
Connects to server-54-230-216-166.mrs50.r.cloudfront.net  (54.230.216.166:80)

TCP (HTTP):
Connects to server-54-230-216-69.mrs50.r.cloudfront.net  (54.230.216.69:80)

TCP (HTTP):
Connects to server-54-230-216-164.mrs50.r.cloudfront.net  (54.230.216.164:80)

TCP (HTTP):
Connects to server-54-230-216-212.mrs50.r.cloudfront.net  (54.230.216.212:80)

TCP (HTTP):
Connects to server-52-85-173-132.fra6.r.cloudfront.net  (52.85.173.132:80)

TCP (HTTP):
Connects to server-54-230-5-114.dfw3.r.cloudfront.net  (54.230.5.114:80)

TCP (HTTP):
Connects to server-54-230-216-21.mrs50.r.cloudfront.net  (54.230.216.21:80)

TCP (HTTP):
Connects to server-54-230-216-62.mrs50.r.cloudfront.net  (54.230.216.62:80)

TCP (HTTP):
Connects to server-52-85-221-28.cdg50.r.cloudfront.net  (52.85.221.28:80)

TCP (HTTP):
Connects to server-52-85-221-25.cdg50.r.cloudfront.net  (52.85.221.25:80)

TCP (HTTP):
Connects to server-54-230-216-75.mrs50.r.cloudfront.net  (54.230.216.75:80)

TCP (HTTP):
Connects to server-54-230-216-72.mrs50.r.cloudfront.net  (54.230.216.72:80)

TCP (HTTP):
Connects to server-54-230-216-226.mrs50.r.cloudfront.net  (54.230.216.226:80)

TCP (HTTP):
Connects to server-54-230-216-128.mrs50.r.cloudfront.net  (54.230.216.128:80)

TCP (HTTP):
Connects to server-54-230-187-53.cdg51.r.cloudfront.net  (54.230.187.53:80)

TCP (HTTP):
Connects to server-54-192-230-61.waw50.r.cloudfront.net  (54.192.230.61:80)

TCP (HTTP):
Connects to server-54-230-216-84.mrs50.r.cloudfront.net  (54.230.216.84:80)

TCP (HTTP):
Connects to server-54-192-230-71.waw50.r.cloudfront.net  (54.192.230.71:80)

TCP (HTTP):
Connects to server-54-230-216-245.mrs50.r.cloudfront.net  (54.230.216.245:80)

TCP (HTTP):
Connects to server-54-230-216-197.mrs50.r.cloudfront.net  (54.230.216.197:80)

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