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ibelieve_-_dj_shimza.exe

Rutubo

AVSoftware Ltd

The application ibelieve_-_dj_shimza.exe, “Rutubo Setup ” by AVSoftware has been detected as a potentially unwanted program by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the Inno Setup installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from www.stocktowersdl.com and multiple other hosts.
Publisher:
Dom   (signed by AVSoftware Ltd)

Product:
Rutubo

Description:
Rutubo Setup

Version:
5.0.2.1

MD5:
830412cf82a26183fc3d5e466a26241c

SHA-1:
ce1dfc28696513a72ba071157078bdcb8a283fbd

SHA-256:
7de616a2f40ae1673afcbf40a9f98d182861b6fc641c11c27dea7898139f70f0

Scanner detections:
1 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
11/6/2024 2:40:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.InstallCore.AVSoftwa.Installer (M)
16.6.21.1

File size:
968.8 KB (992,064 bytes)

Product version:
2.3.8

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

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

Digital Signature
Signed by:
AVSoftware Ltd

Authority:
GlobalSign nv-sa

Valid from:
12/31/2015 4:55:52 PM

Valid to:
12/31/2016 4:55:52 PM

Subject:
CN=AVSoftware Ltd, O=AVSoftware Ltd, L=Sofia, C=BG

Issuer:
CN=GlobalSign CodeSigning CA - SHA256 - G2, O=GlobalSign nv-sa, C=BE

Serial number:
112134814B6C56AF7047C195AE1D737EC185

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:v6WsEh1GXeQO2Our4MkO6H12ro8JG8Gf5l1nRobv:Sch10ZO2OuUu6H0rowyfD0

Entry address:
0xA5F8

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, CE, 8A, FF, FF, E8, D5, 9C, FF, FF, E8, 64, 9F, FF, FF, E8, 07, A0, FF, FF, E8, A6, BF, FF, FF, E8, 11, E9, FF, FF, E8, 78, EA, FF, FF, 33, C0, 55, 68, C9, AC, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, 92, AC, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 26, F5, FF, FF, E8, 11, F1, FF, FF, 80, 3D, 34, B2, 40, 00, 00, 74, 0C, E8, 23, F6, FF, FF, 33, C0, E8, C4, 97, FF, FF, 8D, 55, F0, 33, C0, E8, B6, C5, FF, FF, 8B, 55...
 
[+]

Entropy:
7.9332

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
39.5 KB (40,448 bytes)

The file ibelieve_-_dj_shimza.exe has been seen being distributed by the following 2 URLs.

http://www.stocktowersdl.com/c?x=dQBQhxRpB 3pgTTijRkIDeLYZzByzzebcnXMbPrUt6g=&c=jPF1zVh9PcII 1DU6K44sbIagXRpzhqWXBiMSmLuSLbSZFdBaTnwc4y8eNnGAD8gCNSN565bTZrGO17QfO2ZbWsD7ETsbyuRebcgCTII8imHeNXPO6wP1 J0Ui8Nyx5L&downloadAs=iBelieve_-_DJ_Shimza.exe&fallback_url=http://.../get.php?file=7753a015&m3

http://www.stocktowersdl.com/c?x=FaGiQvo58uyflbm8w5YWytiCBopaVcJNNrWhILhq3Lo=&c=A LJZkQD0lQnS/LCyE8JimJ/0bpXlKG vF6zRyBG4hhWfkSXMDZjRewm/Em2w8h5uEH4dJVmQJtVsgZL/KYcLOzaOlRQ39Rorl45Yd3USvTaQWCKLVYFEQun0R6An18t&downloadAs=iBelieve_-_DJ_Shimza.exe&fallback_url=http://.../get.php?file=7753a015&m3

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