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dotnet_reactor_setup.exe

The executable dotnet_reactor_setup.exe has been detected as malware by 43 anti-virus scanners. This is a setup and installation application, however the file is not signed with an authenticode signature from a trusted source. This is the uninstaller utility registered in the Windows Control Panel for the program .NET Reactor by Eziriz. The file is most likely infected with the Neshta virus, a Russian virus that gathers system information and send it to a remote command and cotrol server.
MD5:
83de72f7d47fa60780b6ef5f31ee2243

SHA-1:
44f4c12482fb3785039175e4ff9fe3fef113497a

SHA-256:
c4431e12c9c5cd6ada66ed8066442a53e21fb4359777f86a2be19e422f44cf77

Scanner detections:
43 / 68

Status:
File is infected by a Virus

Explanation:
The file is infected by a polymorphic file infector virus.

Analysis date:
4/24/2024 7:41:51 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Win32.Neshta.C
886

Agnitum Outpost
Win32.Neshta.A
7.1.1

AhnLab V3 Security
Win32/Neshta
2013.08.22

Avira AntiVirus
W32/Neshta.a
7.11.30.172

avast!
Win32:Apanas [Trj]
140813-1

AVG
Worm/Delf.FF
2014.0.4015

Baidu Antivirus
Virus.Win32.Neshta.$a
4.0.3.1491

Bitdefender
Win32.Neshta.A
1.0.20.1220

Bkav FE
W32.HanGu.PE
1.3.0.4959

Clam AntiVirus
W32.Neshuta.A
0.98/19328

Comodo Security
Win32.Neshta.A
16801

Dr.Web
Win32.HLLP.Neshta
9.0.1.05190

Emsisoft Anti-Malware
Win32.Neshta
9.0.0.4324

ESET NOD32
Win32/Neshta.A virus
7.0.302.0

Fortinet FortiGate
W32/Neshta.A
9/1/2014

F-Prot
W32/HLLP.41472
4.6.5.141

F-Secure
Win32.Neshta.A
11.2014-01-09_2

G Data
Win32.Neshta
14.9.22

IKARUS anti.virus
Virus.Win32.Neshta
t3scan.2.0.127

K7 AntiVirus
Virus
13.170.9337

Kaspersky
Virus.Win32.Neshta
15.0.0.494

Malwarebytes
Trojan.Agent
v2014.09.01.08

McAfee
W32/HLLP.41472.e
5600.7020

Microsoft Security Essentials
Virus:Win32/Neshta.A
1.163.1557.0

MicroWorld eScan
Win32.Neshta.A
15.0.0.732

NANO AntiVirus
Virus.Win32.Neshta.cdby
0.26.0.53954

Norman
Neshta.C
11.20140901

nProtect
Virus/W32.Neshta
13.08.21.03

Panda Antivirus
W32/Neshta.A
14.09.01.08

Qihoo 360 Security
Virus.Win32.Neshta.B
1.0.0.1015

Quick Heal
W32.Neshta.A
9.14.12.00

Reason Heuristics
Threat.Win.Reputation.IMP
14.9.1.20

Rising Antivirus
Win32.Netsha.a
23.00.65.14830

Sophos
W32/Bloat-A
4.91

SUPERAntiSpyware
Trojan.Agent/Gen-FlyStudio
10381

Total Defense
Win32/Neshta.A
37.0.10498

Trend Micro House Call
PE_NESHTA.A
7.2.244

Trend Micro
PE_NESHTA.A
10.465.01

Vba32 AntiVirus
Virus.Win32.Neshta.a
3.12.22.3

VIPRE Antivirus
Virus.Win32.Neshta.a
20730

ViRobot
Win32.Neshta.B
2011.4.7.4223

Zillya! Antivirus
Virus.Neshta.Win32.1
2.0.0.1911

File size:
3.6 MB (3,729,248 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\ProgramData\{7508fba7-ecdb-4717-bdcd-50442e4b64d8}\dotnet_reactor_setup.exe

File PE Metadata
Compilation timestamp:
6/19/1992 10:22:17 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
98304:AWAMaH3tX1bJrTknbUu4h+S0wH2+Wrt/0Z069e75sNTUjJZ:AWA9H3tX1b3PHfU/Y0gIZ

Entry address:
0x80E4

Entry point:
55, 8B, EC, 83, C4, E0, 33, C0, 89, 45, E0, 89, 45, E8, 89, 45, E4, 89, 45, EC, B8, 54, 80, 40, 00, E8, 12, BE, FF, FF, 33, C0, 55, 68, 20, 82, 40, 00, 64, FF, 30, 64, 89, 20, B8, A8, 91, 40, 00, B9, 0B, 00, 00, 00, BA, 0B, 00, 00, 00, E8, 5C, EF, FF, FF, B8, B4, 91, 40, 00, B9, 09, 00, 00, 00, BA, 09, 00, 00, 00, E8, 48, EF, FF, FF, B8, C0, 91, 40, 00, B9, 03, 00, 00, 00, BA, 03, 00, 00, 00, E8, 34, EF, FF, FF, B8, DC, 91, 40, 00, B9, 03, 00, 00, 00, BA, 03, 00, 00, 00, E8, 20, EF, FF, FF, A1, 10, 92, 40...
 
[+]

Developed / compiled with:
Microsoft Visual C++

Code size:
29 KB (29,696 bytes)

Program Uninstaller
Program name:
.NET Reactor

Display publisher:
Eziriz

Display version:
4.9.0.0

Uninstall string:
"C:\ProgramData\{7508FBA7-ECDB-4717-BDCD-50442E4B64D8}\dotnet_reactor_setup.exe" REMOVE=TRUE MODIFY=FALSE


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