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runouce.exe

The executable runouce.exe has been detected as malware by 41 anti-virus scanners. It is set to automatically execute when any user logs into Windows (through the local user run registry setting) with the name ‘Runonce’. Infected by a mass-mailing worm and virus that sends itself to email addresses gathered from the compromised computer and exploits remote vulnerabilities and attempts to infect files.
MD5:
27a41d055cf19e2545fad39381dcb594

SHA-1:
4531186d1c4aabc3ab8977884985b2ecc105906c

SHA-256:
412eb584e693334b47307fdc56a654a021f378f9a6a153be9bc483b5e0195f3f

Scanner detections:
41 / 68

Status:
File is infected by a Virus

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

Analysis date:
4/19/2024 10:58:30 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Win32.Runouce.B@mm
885

Agnitum Outpost
I-Worm.Chir.B
7.1.1

AhnLab V3 Security
Win32/ChiHack.worm.10748
2014.09.02

Avira AntiVirus
W32/Chir.B
7.11.30.172

avast!
Win32:Oncer
140813-1

AVG
Trojan horse SHeur4.BYWK
2014.0.4015

Baidu Antivirus
Virus.Win32.Runouce.$a
4.0.3.1492

Bitdefender
Win32.Runouce.B@mm
1.0.20.1225

Bkav FE
W32.ChirB.Trojan
1.3.0.4959

Clam AntiVirus
WIN.Worm.Brontok
0.98/19322

Comodo Security
EmailWorm.Win32.Runonce.~v001
19398

Dr.Web
Win32.Runonce.6652
9.0.1.05190

Emsisoft Anti-Malware
Win32.Runouce.B@mm
9.0.0.4324

ESET NOD32
Win32/Chir.B virus
7.0.302.0

Fortinet FortiGate
W32/Chir.B@mm
9/2/2014

F-Prot
W32/Thecid.B@mm
4.6.5.141

F-Secure
Win32.Runouce.B@mm
11.2014-02-09_3

G Data
Win32.Runouce.B@mm
14.9.24

IKARUS anti.virus
Email-Worm.Win32.Runouce
t3scan.1.7.5.0

K7 AntiVirus
EmailWorm
13.183.13247

Kaspersky
Email-Worm.Win32.Runouce
15.0.0.494

Malwarebytes
Virus.Chir
v2014.09.02.04

McAfee
W32/Chir.b@MM
5600.7019

Microsoft Security Essentials
Threat.Undefined
1.183.1287.0

MicroWorld eScan
Win32.Runouce.B@mm
15.0.0.735

NANO AntiVirus
Virus.Win32.Runouce.bxafx
0.28.2.61942

Norman
Obfuscated_FA
11.20140902

nProtect
Worm/W32.Runouce.10748
14.09.02.01

Panda Antivirus
W32/Chir.B
14.09.02.04

Qihoo 360 Security
Virus.Win32.CNHacker.C
1.0.0.1015

Quick Heal
W32.Runouce.B
9.14.14.00

Rising Antivirus
PE:Worm.ChineseHacker-2.a!1173756405
23.00.65.14831

Sophos
W32/Chir-B
4.98

SUPERAntiSpyware
Trojan.Agent/Gen-RunOnce
10384

Total Defense
Win32/Chir.B
37.0.11158

Trend Micro House Call
PE_Chir.B-O
7.2.245

Trend Micro
PE_Chir.B-O
10.465.02

Vba32 AntiVirus
Virus.Win32.Chur.A
3.12.26.3

VIPRE Antivirus
Threat.219451
32210

ViRobot
Win32.Chir.B
2011.4.7.4223

Zillya! Antivirus
Worm.Runouce.Win32.2
2.0.0.1908

File size:
10.5 KB (10,748 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Windows\System32\runouce.exe

File PE Metadata
Compilation timestamp:
8/12/2039 2:57:09 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
192:nbiqIXsP18touF3lcfFf5yqGHHLSX9ui:biqis9QlcffyqEe/

Entry address:
0x4400

Entry point:
60, E8, E6, 19, 00, 00, 8B, 74, 24, 20, E8, 08, 00, 00, 00, 61, 68, 00, 10, 40, 00, C3, E9, 59, E8, 01, 16, 00, 00, 81, E6, 00, F0, FF, FF, 81, EE, 00, 10, 00, 00, 66, 81, 3E, 4D, 5A, 75, F3, 0F, B7, 7E, 3C, 03, FE, 8B, 6F, 78, 03, EE, 8B, 5D, 20, 03, DE, 33, C0, 8B, D6, 83, C3, 04, 40, 8B, 3B, 03, FA, E8, 0F, 00, 00, 00, 47, 65, 74, 50, 72, 6F, 63, 41, 64, 64, 72, 65, 73, 73, 00, 5E, 33, C9, B1, 0F, FC, F3, A6, 75, DA, 8B, F2, 8B, 5D, 24, 03, DE, 0F, B7, 0C, 43, 8B, 5D, 1C, 03, DE, 8B, 1C, 8B, 03, DE, 81...
 
[+]

Entropy:
4.5568

Packer / compiler:
ASPack v1.08.04

Code size:
512 Bytes (512 bytes)

Startup File (All Users Run)
Registry location:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Name:
Runonce

Command:
C:\Windows\System32\runouce.exe


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