Analysis
- max time kernel
148s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/09/2026, 04:16
Behavioral task
behavioral1
Sample
jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe
- Size 6.3MB
- Sample260910-ev5zxazta1
- SHA256 f40a792afc5352d875e46594aecd1990a34ea5063f2dec12c4d71c701fc3fe6a
- MD5 24d1a92e2b4a7ae3b85e3453c16c752d
- SHA1 36287db875a02dffb8202e68a6c02b2733cb80bc
- SHA512 9604253d6d461235636f3e6508ea5fd27cb8ab756b1b887264cba0d6cb2b21e796c5fe7db7f9d551dcf8415870de2bcb2d040fb46faf17151968c00449cfbea0
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88ieN:Vkbx6begsrNgGmG+Qf7Y8ieN
- TLSH T1E066129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5232 Update.exe - Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook Update.exe -
resource yara_rule behavioral2/memory/4372-0-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4372-3-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4372-4-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/files/0x001700000001c485-8.dat upx behavioral2/memory/5232-14-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/5232-13-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4372-15-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/5232-16-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/5232-17-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/5232-18-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/5232-21-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/5232-22-0x0000000000400000-0x0000000000612000-memory.dmp upx - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Update.exe - Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4372 jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe 4372 jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe 4372 jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe 4372 jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe 5232 Update.exe 5232 Update.exe 5232 Update.exe 5232 Update.exe 5232 Update.exe 5232 Update.exe 5232 Update.exe 5232 Update.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4372 wrote to memory of 5232 4372 jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe 89 - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-552508041-2681165170-3229858294-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook Update.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Passmark PerformanceTest v6 1 64 bit (+keygen)(Feb09) zip Xyso.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4372 -
C:\Users\Admin\AppData\Roaming\Secure-Soft Stealer\Update.exe"C:\Users\Admin\AppData\Roaming\Secure-Soft Stealer\Update.exe"2⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- outlook_win_path
PID:5232
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Secure-Soft Stealer\Update.exe
- Size 6.3MB
- SHA256 f40a792afc5352d875e46594aecd1990a34ea5063f2dec12c4d71c701fc3fe6a
- MD5 24d1a92e2b4a7ae3b85e3453c16c752d
- SHA1 36287db875a02dffb8202e68a6c02b2733cb80bc
- SHA512 9604253d6d461235636f3e6508ea5fd27cb8ab756b1b887264cba0d6cb2b21e796c5fe7db7f9d551dcf8415870de2bcb2d040fb46faf17151968c00449cfbea0
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88ieN:Vkbx6begsrNgGmG+Qf7Y8ieN
- TLSH T1E066129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH