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cserss.exe

Qizhi Software (beijing) Co. Ltd

The executable cserss.exe has been detected as malware by 27 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 ‘x7’.
Publisher:
Qizhi Software (beijing) Co. Ltd  (signed and verified)

MD5:
2b28a0ac0a656c1594dbeaac0e61471b

SHA-1:
64f165e1afe218872a87540efe09c0e44cc58e01

SHA-256:
7780b3de11b95a99b76362db73b1318020aa15df5ba86c4ca5c75e61dbd61e06

Scanner detections:
27 / 68

Status:
Malware

Analysis date:
8/9/2025 9:14:06 AM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Gen:Variant.Zusy.92794
56

Agnitum Outpost
Trojan.Agent
7.1.1

AhnLab V3 Security
Trojan/Win32.Farfli
2014.06.05

Avira AntiVirus
TR/Zusy.92794.1
7.11.152.248

avast!
Win32:Malware-gen
2014.9-161210

AVG
BackDoor.Generic_r
2017.0.2534

Baidu Antivirus
Trojan.Win32.Farfli
4.0.3.161210

Bitdefender
Gen:Variant.Zusy.92794
1.0.20.1725

Bkav FE
HW32.CDB
1.3.0.4959

Comodo Security
UnclassifiedMalware
18432

Dr.Web
Trojan.DownLoader11.12920
9.0.1.0345

Emsisoft Anti-Malware
Gen:Variant.Zusy.92794
8.16.12.10.09

ESET NOD32
Win32/Farfli.AVI
10.9891

Fortinet FortiGate
W32/Agent.AGJMU!tr
12/10/2016

F-Secure
Gen:Variant.Zusy.92794
11.2016-10-12_7

G Data
Gen:Variant.Zusy.92794
16.12.24

IKARUS anti.virus
Trojan-Spy.Zbot
t3scan.1.6.1.0

K7 AntiVirus
Trojan
13.178.12292

Kaspersky
Trojan.Win32.Agent
14.0.0.-837

McAfee
RDN/Generic.dx!dcj
5600.6190

MicroWorld eScan
Gen:Variant.Zusy.92794
17.0.0.1035

Norman
Troj_Generic.UFCZN
11.20161210

Quick Heal
(Suspicious) - DNAScan
12.16.14.00

Sophos
Mal/Generic-S
4.98

Trend Micro House Call
TROJ_GEN.R0CBC0EEV14
7.2.345

Trend Micro
TROJ_GEN.R0CBC0EEV14
10.465.10

VIPRE Antivirus
Trojan.Win32.Generic
29926

File size:
760.4 KB (778,644 bytes)

File type:
Executable application (Win32 EXE)

Common path:
C:\Program Files\mysql\mysql server 5.0\data\cserss.exe

Digital Signature
Signed by:
Qizhi Software (beijing) Co. Ltd

Authority:
Thawte Consulting (Pty) Ltd.

Valid from:
11/24/2006 5:30:00 AM

Valid to:
11/24/2008 5:29:59 AM

Subject:
CN=Qizhi Software (beijing) Co. Ltd, OU=Secure Application Development, O=Qizhi Software (beijing) Co. Ltd, L=Beijing, S=Beijing, C=CN

Issuer:
CN=Thawte Code Signing CA, O=Thawte Consulting (Pty) Ltd., C=ZA

Serial number:
613BF885496412207ECB70ACFAC6755B

File PE Metadata
Compilation timestamp:
5/14/2014 5:47:30 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

Entry address:
0x1A5000

Entry point:
83, EC, 04, 50, 53, E8, 01, 00, 00, 00, CC, 58, 89, C3, 40, 2D, 00, A0, 0A, 00, 2D, 1C, 8A, D8, 03, 05, 11, 8A, D8, 03, 80, 3B, CC, 75, 19, C6, 03, 00, BB, 00, 10, 00, 00, 68, 2E, C4, 1B, 42, 68, 3A, 86, 22, 57, 53, 50, E8, 0A, 00, 00, 00, 83, C0, 00, 89, 44, 24, 08, 5B, 58, C3, 55, 89, E5, 50, 53, 51, 56, 8B, 75, 08, 8B, 4D, 0C, C1, E9, 02, 8B, 45, 10, 8B, 5D, 14, 85, C9, 74, 0A, 31, 06, 01, 1E, 83, C6, 04, 49, EB, F2, 5E, 59, 5B, 58, C9, C2, 10, 00, 83, 1A, 81, D1, C3, 4A, E2, A0, D2, 93, 39, 60, E1, F7...
 
[+]

Entropy:
7.8491  (probably packed)

Code size:
88 KB (90,112 bytes)

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

Name:
x7

Command:
C:\Program Files\mysql\mysql server 5.0\data\cserss.exe


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