The ksolaunch exe (WPS Office) Zhuhai Kingsoft Office Software Co ,Ltd File Malware Analysis
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The ksolaunch.exe (WPS Office) File Analysis

Updated 3 days ago
Checked by Malware Check
ksolaunch.exe

Technical Analysis

File Name ksolaunch.exe
File Type
PE32 executable (GUI) Intel 80386, for MS Windows
Scanner Version 1.0.223.174
Database Version 2025-08-25 20:00:37 UTC
✓

Clean File

No threats detected by our scanner

0%
Detection Rate
843,648
File Size (bytes)
2025-08-25
Analysis Date

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File Identification

Hash Type Value Action
MD5
5916c1995a3e12106608012a12300e26
SHA1
19bdbf7b55b2e14826ab755a706205f03017a481
SHA256
3ed5ffd24fae158d24ad70ea6ffdc0a00db7f3eff171a4f827d1326a2a2276fb
SHA512
5471003677b63e888f16cd69a54ea8d6c1c14fcf985d725df87cdc528123232035f94594e9f7674a8bb9f10592ea826edb9cdf80bdacc4fea0f75bcaebcea566
ImpHash
1374503844c40c013ce343dfef6746ed

PE Analysis

Basic Information

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Icon
Hash: 7f98c4ea74812e793bb607ea808f63ad
Fuzzy: b8630c8caee5598e5301a8340a875dce
dHash: f0c4ecd455e8e8f0
Image Base 0x00400000
Entry Point 0x004269d3
Compilation Time 2025-03-04 02:57:57
Checksum 0x000ddb90 (Actual: 0x000ddb90)
OS Version 5.1
PEiD Signatures PE32 executable (GUI) Intel 80386, for MS Windows
PDB Path H:\pub_gsvk\rc_bug_mas_v12_2502_bra\Build\Release\WPSOffice\office6\ksolaunch_xa.pdb
Digital Signature OK
Imports 1 libraries
KERNEL32
Exports 0 functions
Resources 12 Resources
Sections 5 Sections

Version Information

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CompanyName Zhuhai Kingsoft Office Software Co.,Ltd
FileDescription WPS Office
FileVersion 12,2,0,20326
InternalName ksolaunch_xa
LegalCopyright Copyright©2025 Kingsoft Corporation. All rights reserved.
OriginalFilename ksolaunch_xa.exe
ProductName WPS Office
ProductVersion 12,2,0,20326
MIMEType
Translation 0x0000 0x04b0

PE Sections

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Name Virtual Address Virtual Size Raw Size Entropy Characteristics MD5
.text 0x00001000 357,658 bytes 357,888 bytes 6.63 (Compressed) IMAGE_SCN_CNT_CODE|IMAGE_SCN_MEM_EXECUTE|IMAGE_SCN_MEM_READ E5C813BBCF496AFCB99E84BDF25C7179
.rdata 0x00059000 107,874 bytes 108,032 bytes 5.53 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 78D04E90E995753EE2002C9589B7D917
.data 0x00074000 18,228 bytes 9,728 bytes 4.56 (Normal) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ|IMAGE_SCN_MEM_WRITE A629B100105F9AC074828D53765C6F93
.rsrc 0x00079000 328,208 bytes 328,704 bytes 6.89 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_READ 52FA95DEF15A097E529EDB6B0B8BCB35
.reloc 0x000ca000 17,260 bytes 17,408 bytes 6.57 (Compressed) IMAGE_SCN_CNT_INITIALIZED_DATA|IMAGE_SCN_MEM_DISCARDABLE|IMAGE_SCN_MEM_READ 7F24899A9D0E3EA279132B2290BF725F
Entropy Analysis Alert

3 section(s) with elevated entropy (≥6.5) - possible compression

Resource Analysis

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Total Resources: 12 (327,482 bytes)
Resource Type Count Total Size Percentage
RT_ICON 9 325,418 bytes
99.4%
RT_GROUP_ICON 1 132 bytes
0%
RT_VERSION 1 888 bytes
0.3%
RT_MANIFEST 1 1,044 bytes
0.3%

Certificate Chain Analysis

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Certificate Information
Product WPS Office
Description WPS Office
File Version 12,2,0,20326
Original Name ksolaunch_xa.exe
Signing Date 03:34 AM 03/04/2025 (177 days ago)
Verification Status Signed
Signers Zhuhai Kingsoft Office Software Co., Ltd.; DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1; DigiCert Trusted Root G4; DigiCert
Counter Signers DigiCert Timestamp 2024; DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA; DigiCert Trusted Root G4; DigiCert
Internal Name ksolaunch_xa
Copyright Copyright©2025 Kingsoft Corporation. All rights reserved.
Certificate Chain Summary
DigiCert Trusted Root G4 #1 Primary
Validity Period: 2022-08-01 00:00:00 → 2031-11-09 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 0E 9B 18 8E F9 D0 2D E7 EF DB 50 E2 08 40 18 5A
DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA #2 Chain
Validity Period: 2022-03-23 00:00:00 → 2037-03-22 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 07 36 37 B7 24 54 7C D8 47 AC FD 28 66 2A 5E 5B
DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 #3 Chain
Validity Period: 2021-04-29 00:00:00 → 2036-04-28 23:59:59
Signature Algorithm: sha384RSA
Serial Number: 08 AD 40 B2 60 D2 9C 4C 9F 5E CD A9 BD 93 AE D9
DigiCert Timestamp 2024 #4 Chain
Validity Period: 2024-09-26 00:00:00 → 2035-11-25 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0B AE 66 BC 5A BA 7F 95 87 C6 F9 E9 04 E3 33 04
Zhuhai Kingsoft Office Software Co., Ltd. #5 Chain
Validity Period: 2024-10-18 00:00:00 → 2027-10-17 23:59:59
Signature Algorithm: sha256RSA
Serial Number: 0F 52 F2 95 33 EE BA D4 11 50 36 79 4E E1 07 4F

✓ This file has been digitally signed and the certificate chain has been verified

  • The signature ensures file integrity and authenticity from the publisher
  • Timestamping proves when the signature was applied
Certificate Verification Status

OK

Remember: This is Result of Online Virus Scanner

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Keep Your System Protected

This file appears clean, but regular security maintenance is important

  1. Regular Scans: Run weekly system scans to detect new threats before they can cause damage.
  2. Keep Software Updated: Ensure your operating system and all applications have the latest security patches.
  3. Safe Browsing: Avoid suspicious websites and never download software from untrusted sources.
  4. Email Security: Be cautious with email attachments and links, even from known contacts.
Proactive Protection
This file passed all security checks, but stay vigilant. New malware variants appear daily that can evade detection. Always verify files come from official sources and check digital signatures when available.

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