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htmlhelpj.exe

Test Company

The application htmlhelpj.exe by Test Company has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. This is a setup program which is used to install the application. The file has been seen being downloaded from go.microsoft.com and multiple other hosts.
Publisher:
Test Company  (signed and verified)

MD5:
0fe81b99a4f5f9a9b4c440d1515b1147

SHA-1:
679adfd9e008e936482df2750fba83ee84cf0363

SHA-256:
db14bfe39dc81736878cdd5b2acb38e19b01650e6023c8f03c8941901d05e1b1

Scanner detections:
1 / 68

Status:
Potentially unwanted

Analysis date:
12/28/2024 1:29:37 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.TestCompany (M)
16.1.13.21

File size:
1.4 MB (1,445,688 bytes)

File type:
Executable application (Win32 EXE)

Digital Signature
Signed by:
Test Company

Authority:
Root Agency

Valid from:
10/4/2001 5:18:38 PM

Valid to:
10/4/2002 5:18:37 PM

Subject:
CN=Test Company, OU=TESTING USE ONLY

Issuer:
CN=Root Agency

Serial number:
6CE968A2775DDBA04327F24505DB99A5

File PE Metadata
Compilation timestamp:
7/16/1997 3:32:05 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
4.20

CTPH (ssdeep):
24576:N/iytC2Qlu7onSpUy9XM4XFgkMYu798SFsgbAF82SnFEbU46j9ezmjusd:JC2Qlu7eSpUeXMwPM3XAm2SibU3mLm

Entry address:
0x2C97

Entry point:
FF, 15, FC, 81, 40, 00, B1, 22, 38, 08, 74, 02, B1, 20, 40, 80, 38, 00, 74, 10, 38, 08, 74, 06, 40, 80, 38, 00, 75, F6, 80, 38, 00, 74, 01, 40, 33, C9, 51, 50, 51, 51, FF, 15, F4, 81, 40, 00, 50, E8, 21, FB, FF, FF, C3, 8B, 44, 24, 04, 8B, 40, 3C, 05, F8, 00, 00, 00, C3, 83, EC, 04, 33, C0, 8B, 0D, 88, 73, 40, 00, A3, 4C, 73, 40, 00, A3, 84, 73, 40, 00, 89, 0D, E4, 74, 40, 00, C7, 05, 30, 72, 40, 00, FF, FF, FF, FF, 39, 05, C0, 67, 40, 00, 75, 05, E8, AF, E4, FF, FF, 83, 3D, 6E, 73, 40, 00, 00, 76, 74, 0F...
 
[+]

Packer / compiler:
WinZip, 0x32-bit SFX v6.x module

Code size:
14.5 KB (14,848 bytes)

The file htmlhelpj.exe has been seen being distributed by the following 4 URLs.

http://go.microsoft.com/fwlink/.../?linkid=14582

http://go.microsoft.com/.../?LinkId=14582

https://download.microsoft.com/download/0/A/9/.../htmlhelpj.exe

http://download.microsoft.com/download/0/A/9/.../htmlhelpj.exe

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