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yupdate-exec-yabrowser.exe

The executable yupdate-exec-yabrowser.exe has been detected as malware by 34 anti-virus scanners. 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:
0cd706f3bf29de1d10626d434b8d3a9a

SHA-1:
f9d195357d5827e7c7001b16ea4f85b66a4bfcf6

SHA-256:
ec977fa9f811edcfeab8babb733883dae6bd299ab684101a6b17d804bd378cf9

Scanner detections:
34 / 68

Status:
File is infected by a Virus

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

Analysis date:
4/24/2024 6:04:00 AM UTC  (today)

Scan engine
Detection
Engine version

Agnitum Outpost
Win32.Neshta.A
7.1.1

AhnLab V3 Security
Win32/Neshta
2013.04.07

Avira AntiVirus
W32/Neshta.a
7.11.70.242

avast!
Win32:Neshta
2014.9-140729

AVG
SHeur4
2015.0.3398

Bitdefender
Worm.Generic.371506
1.0.20.1050

Clam AntiVirus
W32.Neshuta.A
0.98/18155

Comodo Security
Win32.Neshta.A
15846

Dr.Web
Win32.HLLP.Neshta
9.0.1.0210

Emsisoft Anti-Malware
Worm.Generic.371506
8.14.07.29.09

ESET NOD32
Win32/Neshta
8.8201

Fortinet FortiGate
W32/Neshta.A
7/29/2014

F-Prot
W32/HLLP.41472
v6.4.7.1.166

F-Secure
Worm.Generic.371506
11.2014-29-07_3

G Data
Worm.Generic.371506
14.7.22

IKARUS anti.virus
Virus.Win32.Neshta
t3scan.2.0.0.0

K7 AntiVirus
Riskware
13.164.8482

Kaspersky
Virus.Win32.Neshta
14.0.0.3486

Malwarebytes
Trojan.Agent
v2014.07.29.09

Microsoft Security Essentials
Virus:Win32/Neshta.A
1.163.1557.0

NANO AntiVirus
Virus.Win32.Neshta.cdby
0.24.0.51813

Norman
Neshta.C
11.20140729

nProtect
Virus/W32.Neshta
13.04.07.01

Panda Antivirus
W32/Neshta.A
14.07.29.09

Quick Heal
W32.Neshta.A
7.14.12.00

Reason Heuristics
Threat.Win.Reputation.IMP
14.7.29.21

Rising Antivirus
Win32.Netsha.a
23.00.65.14727

Sophos
W32/Bloat-A
4.87

Total Defense
Win32/Neshta.A
37.0.10366

Trend Micro House Call
PE_NESHTA.A
7.2.210

Trend Micro
PE_NESHTA.A
10.465.29

Vba32 AntiVirus
Virus.Win32.Neshta.a
3.12.20.2

VIPRE Antivirus
Virus.Win32.Neshta.a
16634

ViRobot
Win32.Neshta.B
2011.4.7.4223

File size:
524.3 KB (536,896 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\users\{user}\appdata\local\temp\yupdate-exec-yabrowser.exe

File PE Metadata
Compilation timestamp:
6/20/1992 1:22:17 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:O4TK9xpd5wa5hUsuBN6uJgwDtxqjFhTs9hPBoBxU:p+x5NOselZDtxqj7Tghpok

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...
 
[+]

Entropy:
6.5415

Developed / compiled with:
Microsoft Visual C++

Code size:
29 KB (29,696 bytes)

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