Analysis
- max time kernel
149s - max time network
126s - 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, 03:41
Behavioral task
behavioral1
Sample
jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe
- Size 6.3MB
- Sample260910-d8vknaytd1
- SHA256 5f4734909905b5c55fbdeca300b41a343e804b0fc3d34aba863e28a3cc446439
- MD5 36689adfe6fb11f1bbf562f8fb09b38e
- SHA1 536ee5c2a05a458d9431f10cd4e9bb9adbc9a8cd
- SHA512 c7f14f1692f096ad3f57d90dd694c94f5fec5e8cc8ee68b8cb1d82932cc6de94b1cd7ff84152d91e65e46e8b49d6f7e231d95e237f0890293eec18180ac6a2a7
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88ie0:Vkbx6begsrNgGmG+Qf7Y8ie0
- TLSH T1BF66129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2760 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-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook Update.exe -
resource yara_rule behavioral2/memory/2996-0-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2996-3-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2996-4-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/files/0x000e00000001c4c9-8.dat upx behavioral2/memory/2760-14-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2760-13-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2760-17-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/2760-16-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/2996-15-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2760-18-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2760-20-0x0000000000400000-0x0000000000612000-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_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Update.exe - Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2996 jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe 2996 jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe 2996 jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe 2996 jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe 2760 Update.exe 2760 Update.exe 2760 Update.exe 2760 Update.exe 2760 Update.exe 2760 Update.exe 2760 Update.exe 2760 Update.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2996 wrote to memory of 2760 2996 jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe 89 - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook Update.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_TuneUp Utilities 2009 v8 0 3100 39 (Malestrom).exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2996 -
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:2760
-
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 5f4734909905b5c55fbdeca300b41a343e804b0fc3d34aba863e28a3cc446439
- MD5 36689adfe6fb11f1bbf562f8fb09b38e
- SHA1 536ee5c2a05a458d9431f10cd4e9bb9adbc9a8cd
- SHA512 c7f14f1692f096ad3f57d90dd694c94f5fec5e8cc8ee68b8cb1d82932cc6de94b1cd7ff84152d91e65e46e8b49d6f7e231d95e237f0890293eec18180ac6a2a7
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88ie0:Vkbx6begsrNgGmG+Qf7Y8ie0
- TLSH T1BF66129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH