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concert st jo.mp4.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 concert st jo.mp4.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 skipperham.info.
Publisher:
Stepan Rybin  (signed and verified)

MD5:
d0e6adfd90cdd822579a08fe4b0f71e7

SHA-1:
b8988a8def4c69b55784074ecaccf0d685b40d53

SHA-256:
0512f4b7be90cbd6e1fa41a1aa20f0007ff8cd23554098e5ff642872bcc14a0e

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:
8/15/2025 10:51:07 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.WebPick.StepanRy (M)
16.7.6.11

File size:
1 MB (1,070,792 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\downloads\concert st jo.mp4.exe

Digital Signature
Signed by:
Stepan Rybin

Authority:
Unizeto Technologies S.A.

Valid from:
6/27/2014 10:37:40 AM

Valid to:
6/27/2015 10:37:40 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:
6/30/2013 11:51:18 PM

OS version:
5.1

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
11.0

CTPH (ssdeep):
24576:P5odjDC2uKXKOceX4TIQtDCcbZCKiE4q1m0piH:PUjDC2uhObILDCcb0s1mD

Entry address:
0x1AD2C

Entry point:
E8, 8B, 36, 00, 00, E9, 00, 00, 00, 00, 6A, 14, 68, 50, 15, 46, 00, E8, BE, 0E, 00, 00, E8, 58, 38, 00, 00, 0F, B7, F0, 6A, 02, E8, 1E, 36, 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, 2B, 07, 00, 00, 85, C0, 75, 08, 6A, 1C, E8, DC, 00, 00, 00, 59, E8...
 
[+]

Code size:
366.5 KB (375,296 bytes)

The file concert st jo.mp4.exe has been seen being distributed by the following URL.

http://skipperham.info/v2921?self_redirect=0&product_name=Concert St jo.mp4&filesize=1mb&product_title=Concert St jo.mp4&installer_file_name=Concert St jo.mp4&product_file_name=Concert St jo.mp4&product_download_url=https://r12---sn-5hn7snlz.googlevideo.com/.../mp4&id=o-AOa359aWfUBkr5fD4kVpF-DNsWZF9J9IIC1ShQHbK0TR&mv=m&mt=1422536332&ms=au&requiressl=yes&ip=2001:41d0:8:6ede:671f:408a:510f:7f00&&title=Concert St jo

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