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chnew.exe

Shulan Hou

The application chnew.exe by Shulan Hou has been detected as adware 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 “Install Service(BanglampDL)”. While running, it connects to the Internet address c8.3e.559e.ip4.static.sl-reverse.com on port 443.
Publisher:
Shulan Hou  (signed and verified)

MD5:
dce25b2ec675cdfa0b434d4c125f8fcc

SHA-1:
60a1d05463aa62d82b8b35fc2e9e70b1f5f9d03f

SHA-256:
0eec30c2fdd28786eac815dbfb63c0f9f05f765090d526f6070833d7fdb60675

Scanner detections:
1 / 68

Status:
Adware

Note:
Our current pool of anti-malware engines have not currently detected this file, however based on our own detection heuristics we feel that this file is unwanted.

Analysis date:
6/19/2025 8:20:49 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.ELEX (M)
16.9.20.8

File size:
563.2 KB (576,760 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

Common path:
C:\windows\temp\{random}.tmp\tools\chnew.exe

Digital Signature
Signed by:
Shulan Hou

Authority:
thawte, Inc.

Valid from:
9/20/2016 2:00:00 AM

Valid to:
6/14/2017 1:59:59 AM

Subject:
CN=Shulan Hou, 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:
5274DA00B3A71189BCD52ADA339D68CF

File PE Metadata
Compilation timestamp:
9/20/2016 8:03:21 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

CTPH (ssdeep):
12288:pfTRNNdlRVRFNqQIlQmqiny3TLNgjS9QcvmKekaq47QuaH8Di:pfTRNN/RKQUQmM/ScvmKev7QuAF

Entry address:
0x42846

Entry point:
E8, D0, 05, 00, 00, E9, 8E, FE, FF, FF, FF, 25, A4, 83, 46, 00, 8B, 4D, F4, 64, 89, 0D, 00, 00, 00, 00, 59, 5F, 5F, 5E, 5B, 8B, E5, 5D, 51, F2, C3, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, 70, 30, 48, 00, 33, C5, 50, FF, 75, FC, C7, 45, FC, FF, FF, FF, FF, 8D, 45, F4, 64, A3, 00, 00, 00, 00, F2, C3, 50, 64, FF, 35, 00, 00, 00, 00, 8D, 44, 24, 0C, 2B, 64, 24, 0C, 53, 56, 57, 89, 28, 8B, E8, A1, 70, 30, 48, 00, 33, C5, 50, 89, 65, F0, FF, 75, FC, C7, 45...
 
[+]

Code size:
412 KB (421,888 bytes)

Service
Display name:
Install Service(BanglampDL)

Service name:
BanglampDL

Description:
To ensure browser softwareinstallation is completed.This service uninstallsitself after browsersoftware installed.

Type:
Win32OwnProcess

Depends on:
RpcSs


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

TCP (HTTP SSL):
Connects to c8.3e.559e.ip4.static.sl-reverse.com  (158.85.62.200:443)

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