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download.exe

Stepan Rybin

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 download.exe by Stepan Rybin has been detected as adware 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 groupsetzipmyjob.org.
Publisher:
Stepan Rybin  (signed and verified)

MD5:
e3ecef475356e7c1fb2207b031c3e1ec

SHA-1:
9df108829bd0d85360570ba75ab897dc00908c27

SHA-256:
2a780c3c8ee2d0daba54a56cb9bf09b4363deb7680ff3622d0523e38a6a9e366

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:
12/26/2024 4:40:12 PM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick (M)
16.7.27.12

File size:
830.7 KB (850,632 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\microsoft\windows\inetcache\ie\{random}\download.exe

Digital Signature
Signed by:
Stepan Rybin

Authority:
Unizeto Technologies S.A.

Valid from:
6/27/2014 11:37:40 AM

Valid to:
6/27/2015 11:37:40 AM

Subject:
E=rybin.step@yandex.ru, CN=Stepan Rybin, O=Stepan Rybin, C=UA

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

Serial number:
47154C2151E9EB8DFA42C2C9E45BFC6C

File PE Metadata
Compilation timestamp:
10/30/2012 1:57:08 AM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:kfgG4mhgrHIEtJwODOQzWav8DlzZJ8Pz8j:sgG4jHIEtG9Ri3O

Entry address:
0xB38F3

Entry point:
E8, 3D, 13, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 20, 6E, 4C, 00, E8, 47, 18, 00, 00, E8, 0A, 15, 00, 00, 0F, B7, F0, 6A, 02, E8, D0, 12, 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, 7F, 02, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Entropy:
7.7037  (probably packed)

Code size:
738.5 KB (756,224 bytes)

The file download.exe has been seen being distributed by the following URL.

http://groupsetzipmyjob.org/hp/?q=rH6N1xXMj8Y6yysurpaJRcpJH4z7JeYz6/DeX3zsE0i2Q7bfaUskd83H2BSBOj3VSVCI/jrADMfH7lYji6pyrJcDxEhoP1 txkPFNLva5jGbKB47aQga7ny4PknBLZy4RlPP488Q8KCBoVvnX9ZEKtafV/.../iesiS0H0ISxpifKeRE3Ar QOsXaF8b7d8Dp7XWODqDLz cu385agZ&external_id=1426579053250124652

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