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regwork.exe

Amptek Limited

The application regwork.exe by Amptek Limited 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 scheduled task under the Windows Task Scheduler named Regwork.
Publisher:
Honlyn (Macao Commercial Offshore) Limited  (signed by Amptek Limited)

Version:
1, 0, 4, 12

MD5:
09a0b7ea6e270cfa126e816a723ab0d6

SHA-1:
751b9d3ecb76c56e2888fab4bcbb6587cfc0ad07

SHA-256:
625858638b1a739948f2476920624995c6e36e1524a41bb3477e8072df976389

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:
5/9/2024 5:33:46 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Amptek (M)
16.7.29.0

File size:
13.3 MB (13,964,416 bytes)

Product version:
1, 0, 4, 12

Copyright:
Honlyn (Macao Commercial Offshore) Limited

File type:
Executable application (Win32 EXE)

Language:
English (United States)

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

Digital Signature
Signed by:
Amptek Limited

Authority:
VeriSign, Inc.

Valid from:
6/7/2012 1:00:00 AM

Valid to:
10/13/2013 12:59:59 AM

Subject:
CN=Amptek Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Amptek Limited, L=Hong Kong, S=Hong Kong, C=HK

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:
55B30AAE501ADA359698E3025A847E57

File PE Metadata
Compilation timestamp:
8/10/2012 9:04:18 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
49152:ruhw9GPywmb8g5+dUPwAIgyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyr:Chw9GHM5+6PC7

Entry address:
0x963BE

Entry point:
E8, 60, 08, 00, 00, E9, 37, FD, FF, FF, FF, 25, 48, 33, 4A, 00, 3B, 0D, 30, 06, 4D, 00, 75, 02, F3, C3, E9, DC, 08, 00, 00, 8B, FF, 55, 8B, EC, F6, 45, 08, 02, 57, 8B, F9, 74, 25, 56, 68, B0, 6E, 49, 00, 8D, 77, FC, FF, 36, 6A, 0C, 57, E8, E2, 03, 00, 00, F6, 45, 08, 01, 74, 07, 56, E8, 00, F5, FF, FF, 59, 8B, C6, 5E, EB, 14, E8, 9B, 0A, 00, 00, F6, 45, 08, 01, 74, 07, 57, E8, E9, F4, FF, FF, 59, 8B, C7, 5F, 5D, C2, 04, 00, CC, CC, CC, CC, CC, CC, CC, 57, 56, 53, 33, FF, 8B, 44, 24, 14, 0B, C0, 7D, 14, 47...
 
[+]

Entropy:
5.4280

Code size:
646 KB (661,504 bytes)

Scheduled Task
Task name:
Regwork

Trigger:
Weekly (Runs weekly on Thursdays at 23:00)


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