installer_regwork.exe

Honlyn (Macao Commercial Offshore) Limited

The application installer_regwork.exe by Honlyn (Macao Commercial Offshore) Limited has been detected as a potentially unwanted program by 10 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from regwork.s3.amazonaws.com and multiple other hosts.
Publisher:

MD5:
928be7c16f403b07c0bab622cd655cc8

SHA-1:
9a2bd3aebe7b635e22c0031591c1f19d296c9597

SHA-256:
5bfa2ff9045aff726188e4f184138ca37ec2ff900a58c86e53c21791613e05cb

Scanner detections:
10 / 68

Status:
Potentially unwanted

Analysis date:
4/25/2024 8:40:57 PM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Riskware.Agent
7.1.1

avast!
Win32:Malware-gen
2014.9-141217

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/BackupDuty.A potentially unwanted application
7.0.302.0

K7 AntiVirus
Trojan
13.188.14368

McAfee
Trojan.Artemis!928BE7C16F40
16.8.708.2

NANO AntiVirus
Riskware.Win32.Unwanted.cymrhv
0.28.6.64267

Norman
Suspicious_Gen4.GAOXL
11.20141217

Reason Heuristics
PUP.Optional.HonlynMacaoCommercialOffshoreLimited.R
14.12.17.13

Sophos
Generic PUA NN
4.98

File size:
3.1 MB (3,230,480 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\installer_regwork.exe

Digital Signature
Authority:
VeriSign, Inc.

Valid from:
8/21/2012 5:00:00 PM

Valid to:
8/21/2015 4:59:59 PM

Subject:
CN=Honlyn (Macao Commercial Offshore) Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Honlyn (Macao Commercial Offshore) Limited, L=Macau, S=Macau, C=MO

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
1A2B9E67ACE7E5B318FED4F1ACAE76BB

File PE Metadata
Compilation timestamp:
12/5/2009 2:50:41 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
98304:THBwYpiQswa08VlaezOykG7MeGMdetwW24zXQ2:qK58VEeCykcEtz2OXQ2

Entry address:
0x30CB

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 38, 3F, 42, 00, E8, F1, 2B, 00, 00, A3, 84, 3E, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 30, F4, 41, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 80, 36, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 90, 42, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.9956

Packer / compiler:
Nullsoft install system v2.x

Code size:
22.5 KB (23,040 bytes)

The file installer_regwork.exe has been seen being distributed by the following 2 URLs.

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