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winhost32.exe

The executable winhost32.exe has been detected as malware by 1 anti-virus scanner. It is set to automatically execute when any user logs into Windows (through the local user run registry setting) with the name ‘WinHost32’.
MD5:
10e29d6b58f42dd24b6e4a3145a7b29c

SHA-1:
f9e151bcfab43908f6a7a8aa78ea30ce9eb36fd8

SHA-256:
5daf8203e09653b4f7653262cdf027699cba3eae558f344d1234f578fe587fdb

Scanner detections:
1 / 68

Status:
Malware

Analysis date:
4/25/2024 3:21:38 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Trojan.Proxy
17.2.19.2

File size:
176 KB (180,224 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Windows\System32\winhost32.exe

File PE Metadata
Compilation timestamp:
1/31/2001 10:39:52 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

Entry address:
0x8430

Entry point:
E8, 09, 75, 00, 00, E9, 16, FE, FF, FF, CC, CC, CC, CC, CC, CC, 56, 8B, 44, 24, 14, 0B, C0, 75, 28, 8B, 4C, 24, 10, 8B, 44, 24, 0C, 33, D2, F7, F1, 8B, D8, 8B, 44, 24, 08, F7, F1, 8B, F0, 8B, C3, F7, 64, 24, 10, 8B, C8, 8B, C6, F7, 64, 24, 10, 03, D1, EB, 47, 8B, C8, 8B, 5C, 24, 10, 8B, 54, 24, 0C, 8B, 44, 24, 08, D1, E9, D1, DB, D1, EA, D1, D8, 0B, C9, 75, F4, F7, F3, 8B, F0, F7, 64, 24, 14, 8B, C8, 8B, 44, 24, 10, F7, E6, 03, D1, 72, 0E, 3B, 54, 24, 0C, 77, 08, 72, 0F, 3B, 44, 24, 08, 76, 09, 4E, 2B, 44...
 
[+]

Entropy:
6.1659

Code size:
91 KB (93,184 bytes)

Startup File (All Users Run)
Registry location:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
WinHost32

Command:
C:\Windows\System32\winhost32.exe


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

TCP (HTTP):
Connects to ec2-50-19-93-247.compute-1.amazonaws.com  (50.19.93.247:80)

TCP (HTTP):
Connects to ec2-54-235-210-130.compute-1.amazonaws.com  (54.235.210.130:80)

TCP (HTTP):
Connects to ec2-54-197-251-207.compute-1.amazonaws.com  (54.197.251.207:80)

TCP (HTTP):
Connects to ec2-54-235-135-158.compute-1.amazonaws.com  (54.235.135.158:80)

TCP (HTTP):
Connects to ec2-23-23-128-123.compute-1.amazonaws.com  (23.23.128.123:80)

TCP (HTTP):
Connects to ec2-23-21-77-86.compute-1.amazonaws.com  (23.21.77.86:80)

TCP (HTTP):
Connects to ec2-184-72-248-171.compute-1.amazonaws.com  (184.72.248.171:80)

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