installerhelper.dll

Fedorov Paul

The is the installer for the WebPick InstalleRex download manager which bundles applications with offers for additional 3rd party software, mostly unwanted adware, and may be installed without consent. The module installerhelper.dll by Fedorov Paul 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:
Fedorov Paul  (signed and verified)

MD5:
68c979272e342da61e44eb220262ce42

SHA-1:
04f2a5337d4d0dd34f7184bed844d31fcc8b2e0e

SHA-256:
5e64091919896d54a21daa8cb4def9cac39f424f6ed9918f308e01763cd36796

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:
4/27/2024 2:26:23 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Webpick.FedorovPaul (M)
15.12.25.15

File size:
732.6 KB (750,216 bytes)

File type:
Dynamic link library (Win32 DLL)

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

Digital Signature
Signed by:

Authority:
Thawte, Inc.

Valid from:
8/28/2012 3:00:00 AM

Valid to:
8/29/2013 2:59:59 AM

Subject:
CN=Fedorov Paul, OU=Individual Developer, O=No Organization Affiliation, L=Saint-Petersburg, S=Saint-Petersburg, C=RU

Issuer:
CN=Thawte Code Signing CA - G2, O="Thawte, Inc.", C=US

Serial number:
702D4055EE5CC734192DCBDFFE7AE8E1

File PE Metadata
Compilation timestamp:
6/7/2013 9:23:43 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
9.0

CTPH (ssdeep):
12288:cvsBS4qelUFa4A1FQXRoOpTQg4y81qA5GSjWuBQnEB5CFfydwwFwN:JqelMauXRoOTQgmPWJnEBOV

Entry address:
0x81D8B

Entry point:
8B, FF, 55, 8B, EC, 83, 7D, 0C, 01, 75, 05, E8, D6, C6, 00, 00, FF, 75, 08, 8B, 4D, 10, 8B, 55, 0C, E8, EC, FE, FF, FF, 59, 5D, C2, 0C, 00, CC, CC, 55, 8B, EC, 57, 56, 8B, 75, 0C, 8B, 4D, 10, 8B, 7D, 08, 8B, C1, 8B, D1, 03, C6, 3B, FE, 76, 08, 3B, F8, 0F, 82, A4, 01, 00, 00, 81, F9, 00, 01, 00, 00, 72, 1F, 83, 3D, 84, 0A, 0B, 10, 00, 74, 16, 57, 56, 83, E7, 0F, 83, E6, 0F, 3B, FE, 5E, 5F, 75, 08, 5E, 5F, 5D, E9, 5B, BF, 00, 00, F7, C7, 03, 00, 00, 00, 75, 15, C1, E9, 02, 83, E2, 03, 83, F9, 08, 72, 2A, F3...
 
[+]

Code size:
616 KB (630,784 bytes)

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