Analysis
- max time kernel
149s - max time network
149s - 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, 02:24
Behavioral task
behavioral1
Sample
jaffacakes118_Fresh UI 8 27 (Malestrom).exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_Fresh UI 8 27 (Malestrom).exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target jaffacakes118_Fresh UI 8 27 (Malestrom).exe
- Size 6.3MB
- Sample260910-cv2w5swvf1
- SHA256 04ddbb69cc17f347d81c7e42bb643cecbc1b2271e828942b619035df536009b4
- MD5 07c8a0b7eefe20d70ce1640093a2a3c0
- SHA1 5a657c558fcd9ef91207190ae6d30649d5d9620e
- SHA512 3d5a865b681e4013227c8ba922fa36048baa51d5977e8708cde8e4ae70ede4378664f908f84025a89f559dafa403158e62a7594119cb4aaaad6dd40141117d2f
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88iej:Vkbx6begsrNgGmG+Qf7Y8iej
- TLSH T13866129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4512 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-1-5-21-2115213192-531537726-3295841909-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook Update.exe -
resource yara_rule behavioral2/memory/5760-0-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/5760-2-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/5760-4-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/files/0x000c00000001c570-8.dat upx behavioral2/memory/5760-12-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4512-14-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4512-15-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4512-17-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/4512-16-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/4512-18-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4512-21-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4512-23-0x0000000000400000-0x0000000000612000-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_Fresh UI 8 27 (Malestrom).exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Update.exe - Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 5760 jaffacakes118_Fresh UI 8 27 (Malestrom).exe 5760 jaffacakes118_Fresh UI 8 27 (Malestrom).exe 5760 jaffacakes118_Fresh UI 8 27 (Malestrom).exe 5760 jaffacakes118_Fresh UI 8 27 (Malestrom).exe 4512 Update.exe 4512 Update.exe 4512 Update.exe 4512 Update.exe 4512 Update.exe 4512 Update.exe 4512 Update.exe 4512 Update.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5760 wrote to memory of 4512 5760 jaffacakes118_Fresh UI 8 27 (Malestrom).exe 88 - outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2115213192-531537726-3295841909-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook Update.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Fresh UI 8 27 (Malestrom).exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Fresh UI 8 27 (Malestrom).exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5760 -
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:4512
-
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 04ddbb69cc17f347d81c7e42bb643cecbc1b2271e828942b619035df536009b4
- MD5 07c8a0b7eefe20d70ce1640093a2a3c0
- SHA1 5a657c558fcd9ef91207190ae6d30649d5d9620e
- SHA512 3d5a865b681e4013227c8ba922fa36048baa51d5977e8708cde8e4ae70ede4378664f908f84025a89f559dafa403158e62a7594119cb4aaaad6dd40141117d2f
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88iej:Vkbx6begsrNgGmG+Qf7Y8iej
- TLSH T13866129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH