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tutobun.exe

The application tutobun.exe has been detected as a potentially unwanted program by 22 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. According to AVG, this software downloads additional adware offers during setup.
MD5:
02ce328266f9274b3f9e115e511a611d

SHA-1:
ed5b4d75ad02f4d28191c5d50d56ac25d0897b54

SHA-256:
0a39b935b5b97d26125285bda5945bbb2bc704b95c2c795cf6829023331f0dda

Scanner detections:
22 / 68

Status:
Potentially unwanted

Analysis date:
4/16/2024 3:04:38 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.GenericKD.2421887
5764591

Agnitum Outpost
PUA.Eorezo
7.1.1

Avira AntiVirus
ADWARE/EoRezo.bond
8.3.1.6

Arcabit
Trojan.Generic.D24F47F
1.0.0.425

AVG
Downloader
2016.0.3055

Baidu Antivirus
Adware.Win32.EoRezo
4.0.3.1577

Bitdefender
Trojan.GenericKD.2421887
1.0.20.940

Dr.Web
Threat.Undefined
9.0.1.05190

Emsisoft Anti-Malware
Trojan.GenericKD.2421887
10.0.0.5366

ESET NOD32
multiple threats
7.0.302.0

F-Secure
Trojan.GenericKD.2421887
11.2015-07-07_3

G Data
Trojan.GenericKD.2421887
15.7.25

IKARUS anti.virus
not-a-virus:AdWare.Eorezo
t3scan.1.9.5.0

K7 AntiVirus
Riskware
13.205.16486

MicroWorld eScan
Trojan.GenericKD.2421887
16.0.0.564

NANO AntiVirus
Riskware.Win32.Eorezo.dqzswx
0.30.24.2487

Norman
Trojan.GenericKD.2421887
07.07.2015 03:10:29

nProtect
Trojan.GenericKD.2421887
15.07.07.01

Panda Antivirus
Trj/CI.A
15.07.07.04

Quick Heal
AdWare.EoRezo.r4 (Not a Virus)
7.15.14.00

Sophos
PUA 'EoRezo Adware' (of type Adware)
5.15

Vba32 AntiVirus
AdWare.Eorezo
3.12.26.4

File size:
848.6 KB (868,980 bytes)

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

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

File PE Metadata
Compilation timestamp:
6/19/1992 5:22:17 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
24576:CQiSpv6bNkIL7ABja/vyd32g8Q+p0MBTlP0QjcpMXVJoT:C9M6bNkIL8nmhp0Gpf8

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:
7.9753

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

Code size:
39.5 KB (40,448 bytes)

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