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coupons.exe

application extension

DirbySofr, Inc.

The application coupons.exe, “application extension Setup ” has been detected as a potentially unwanted program by 8 anti-malware scanners. The program is a setup application that uses the Inno Setup installer, however the file is not signed with an authenticode signature from a trusted source. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages. The file has been seen being downloaded from sendme8.ru and multiple other hosts.
Publisher:
DirbySofr, Inc.

Product:
application extension

Description:
application extension Setup

MD5:
cd34afce92c99f904d9632978f465ffe

SHA-1:
b161b55dc828dc55ad3b5141f95217eaaa1b6ac2

SHA-256:
20325d55785c2d4401f2f1aecc7f4b171c68fab7f1ef109da4e5e30263abeb2f

Scanner detections:
8 / 68

Status:
Potentially unwanted

Explanation:
Injects advertising in the web browser in various formats.

Analysis date:
12/25/2024 6:10:52 PM UTC  (today)

Scan engine
Detection
Engine version

Avira AntiVirus
ADWARE/Agent.358072
8.3.2.2

Baidu Antivirus
Adware.NSIS.Agent
4.0.3.151115

Dr.Web
Adware.Shopper.1146
9.0.1.0319

K7 AntiVirus
Riskware
13.212.17850

Kaspersky
not-a-virus:AdWare.NSIS.Agent
14.0.0.1115

Panda Antivirus
Generic Suspicious
15.11.15.10

Vba32 AntiVirus
AdWare.Agent
3.12.26.4

Zillya! Antivirus
Adware.BrowseFox.Win32.132324
2.0.0.2507

File size:
666 KB (681,974 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\appdata\local\temp\coupons.exe

File PE Metadata
Compilation timestamp:
6/20/1992 4:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:CQiG07jFpRWDs8k3VvUL/rIECEvWc5AB05WO7Qa+MBTlPadSfXioRcpMXVJoT:CQiFt0iKLzP9OBB05WVMBTlP0QjcpMXk

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...
 
[+]

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

Code size:
39.5 KB (40,448 bytes)

The file coupons.exe has been seen being distributed by the following 2 URLs.

http://sendme8.ru/.../571209ca11060216e65c17e3a319a4ba.exe

http://systemales.com/.../571209ca11060216e65c17e3a319a4ba.exe

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