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gtch.exe

Sice Xing

The application gtch.exe by Sice Xing 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 “Install Service(BigjaneDL)”. While running, it connects to the Internet address c8.3e.559e.ip4.static.sl-reverse.com on port 443.
Publisher:
Sice Xing  (signed and verified)

MD5:
456a9e6c8a6726aa623eabcb42f2854e

SHA-1:
aaa6665add2447ed93f7d84672e3cf1417c4cf85

SHA-256:
9b91aa37a6554ffe9f152ede17af0976060b6d0105f29464085cdc5cf1501a92

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
11/16/2024 3:07:39 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Elex (M)
16.7.28.10

File size:
482.4 KB (493,952 bytes)

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
Sice Xing

Authority:
thawte, Inc.

Valid from:
7/27/2016 7:00:00 AM

Valid to:
4/2/2017 6:59:59 AM

Subject:
CN=Sice Xing, 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:
5F08F9463107FD7841802676CAECB54A

File PE Metadata
Compilation timestamp:
7/28/2016 12:12:28 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
14.0

CTPH (ssdeep):
12288:8rAS3d9R3tkUPVH12pgDPEwcTbA2UCgHrPMInS:8gUPVfDswcT9cHrPMInS

Entry address:
0x3870E

Entry point:
9E, 48, 6D, 00, 00, DC, E8, AE, BD, AC, 8E, 6C, 9C, F7, 2F, 00, BB, 28, 82, 3E, BC, 65, 00, 00, 00, 00, 10, 6B, 0B, 34, 2D, BB, 80, 2B, 0B, C7, AB, DB, 0F, A3, 42, 84, C6, BC, 10, 8E, CF, 9A, 84, B3, EF, 97, AF, BD, D8, 3C, A5, 07, 99, 98, 9E, 59, 9D, 89, A5, C7, 81, 99, BD, AC, 8E, 19, 50, AB, 5F, 00, 00, 00, 00, D7, 71, 4C, 5C, 69, 37, 55, 45, 67, 02, 3D, FF, 18, EE, 9E, FB, 89, 59, 17, 00, 60, B4, 19, CB, 21, 96, B1, 75, 99, 89, A5, CA, 97, DD, 07, A7, 15, EA, 00, 00, 00, 00, C2, A6, 26, 3E, CA, 5D, 00...
 
[+]

Entropy:
7.0811

Code size:
354 KB (362,496 bytes)

Service
Display name:
Install Service(BigjaneDL)

Service name:
BigjaneDL

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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