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z_zw.exe

Sergei Ivanovich Drozdov

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 application z_zw.exe by Sergei Ivanovich Drozdov 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 an Internet Explorer cache folder.
Publisher:
Sergei Ivanovich Drozdov  (signed and verified)

MD5:
eb5066782e75b6e345b9da4a82c796c1

SHA-1:
b71bc6d2b8487e9c93b4134762310c5f8babaa30

SHA-256:
df98e25572d8b658315415a8a0a462f20e42a7c90812eeb4452d7f6e8ff681f3

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:
4/18/2024 12:05:35 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
17.3.12.14

File size:
657.3 KB (673,096 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\temporary internet files\content.ie5\{random}\z_zw.exe

Digital Signature
Signed by:
Sergei Ivanovich Drozdov

Authority:
Unizeto Technologies S.A.

Valid from:
1/8/2014 10:24:34 AM

Valid to:
1/8/2015 10:24:34 AM

Subject:
E=drozdov54@hotmail.com, CN="Open Source Developer, Sergei Ivanovich Drozdov", OU=Sedro Soft, O=Sergei Ivanovich Drozdov, C=RU

Issuer:
CN=Certum Level III CA, OU=Certum Certification Authority, O=Unizeto Technologies S.A., C=PL

Serial number:
4E05AFB21C1318DB8A2C0669760C9050

File PE Metadata
Compilation timestamp:
3/3/2014 2:27:10 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

Entry address:
0x10BAB

Entry point:
E8, BE, 4A, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 88, 21, 42, 00, E8, 9F, 21, 00, 00, E8, E0, 07, 00, 00, 0F, B7, F0, 6A, 02, E8, 51, 4A, 00, 00, 59, B8, 4D, 5A, 00, 00, 66, 39, 05, 00, 00, 40, 00, 74, 04, 33, DB, EB, 33, A1, 3C, 00, 40, 00, 81, B8, 00, 00, 40, 00, 50, 45, 00, 00, 75, EB, B9, 0B, 01, 00, 00, 66, 39, 88, 18, 00, 40, 00, 75, DD, 33, DB, 83, B8, 74, 00, 40, 00, 0E, 76, 09, 39, 98, E8, 00, 40, 00, 0F, 95, C3, 89, 5D, E4, E8, 10, 38, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
103.5 KB (105,984 bytes)

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