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installerhelper.dll

OOO Antaris

The module installerhelper.dll by OOO Antaris has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. It is also typically executed from the user's temporary directory.
Publisher:
OOO Antaris  (signed and verified)

MD5:
8714aa74201475caa2a241c54551d7a8

SHA-1:
39bd90ad58d69cb4413d5d6d9e526d36919e8409

SHA-256:
996ab2e0db47973acf31707f018545ee8ee5b720c8f8b37ffbfb3d2303b126cb

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:
11/27/2024 3:53:25 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.OOOAntaris (M)
16.2.1.21

File size:
268 KB (274,456 bytes)

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\installerhelper.dll

Digital Signature
Signed by:
OOO Antaris

Authority:
COMODO CA Limited

Valid from:
7/1/2014 2:00:00 AM

Valid to:
7/2/2015 1:59:59 AM

Subject:
CN=OOO Antaris, O=OOO Antaris, STREET="Perevedenovskij, L 2, str. 3, k. 3", L=Moscow, S=Russia, PostalCode=105082, C=RU

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00C7EFC78227E2EB28BFAA5AA257FA0F0C

File PE Metadata
Compilation timestamp:
10/10/2014 10:42:57 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
6144:NS/nuAz2qXs7+F/sFkJAoR5Oz068MUZlef6a14TE:NYn32cF/sFkJAo5e068MUZlef6aKTE

Entry address:
0x2341C

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, 61, AC, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, 8B, FF, 55, 8B, EC, 83, EC, 10, A1, 40, DA, 03, 10, 33, C5, 89, 45, FC, 8B, 55, 18, 53, 33, DB, 56, 57, 3B, D3, 7E, 1F, 8B, 45, 14, 8B, CA, 49, 38, 18, 74, 08, 40, 3B, CB, 75, F6, 83, C9, FF, 8B, C2, 2B, C1, 48, 3B, C2, 7D, 01, 40, 89, 45, 18, 89, 5D, F8, 39, 5D, 24, 75, 0B, 8B, 45, 08, 8B, 00, 8B, 40, 04, 89, 45, 24, 8B, 35, 40, 10, 00, 10, 33, C0, 39, 5D, 28, 53, 53...
 
[+]

Code size:
238 KB (243,712 bytes)

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