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setup.exe

application_ext

NecroSoft, Inc.

The application setup.exe, “application_ext Setup ” has been detected as a potentially unwanted program by 6 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. The file has been seen being downloaded from syscos18.ru.
Publisher:
NecroSoft, Inc.

Product:
application_ext

Description:
application_ext Setup

MD5:
a1230d55016e3de0230e0529a9cedaaa

SHA-1:
057e7f3a936ab2ed7b06f58db8740b1cd0e2db5c

SHA-256:
1899cb4197664f8adedffb10ef41011b128ab218deca4ae452b2b571c598c59d

Scanner detections:
6 / 68

Status:
Potentially unwanted

Analysis date:
5/17/2024 2:12:47 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
Win32:Malware-gen
2014.9-150627

AVG
Generic
2016.0.3066

Baidu Antivirus
PUA.Win32.ExtenBro
4.0.3.15723

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/ExtenBro.A potentially unwanted (variant)
9.11958

Qihoo 360 Security
HEUR/QVM42.1.Malware.Gen
1.0.0.1015

File size:
474.2 KB (485,570 bytes)

Product version:
1.5

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\setup.exe

File PE Metadata
Compilation timestamp:
6/20/1992 5:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:CQiG+CkSrIH9qBEYZdSL+MBTlPadSfXioRcpMXVJoT:CQi3C1kH+EsACMBTlP0QjcpMXVJoT

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 setup.exe has been seen being distributed by the following URL.

http://syscos18.ru/tmp/.../22e768ea4f2ec8ff340ff78a0cb6fb9b.exe

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