Analysis
- max time kernel
149s - 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, 02:31
Behavioral task
behavioral1
Sample
jaffacakes118_Circuit Shop v2 04 (Malestrom).exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_Circuit Shop v2 04 (Malestrom).exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target jaffacakes118_Circuit Shop v2 04 (Malestrom).exe
- Size 6.3MB
- Sample260910-czz84sdj6s
- SHA256 1485aa1c2437fca73c427914ca123fb58debf667b8408f653c5987080acdc5da
- MD5 2005f73d7d8b249c611e9d98838e2aa4
- SHA1 a86b821808c80f29a7aea399726c9e02f517aceb
- SHA512 1ad4ea5629c17ff8b47d4ed157dcd874dce2fecff3d4969d5eaa43b729154999e5ba1f341b86cb2064e0de4687dbfe73437f7a625efc69329f58ea6d28d9e8d1
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88ier:Vkbx6begsrNgGmG+Qf7Y8ier
- TLSH T1B466129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2012 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/3116-0-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/3116-2-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/3116-4-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/files/0x000d00000001c53c-8.dat upx behavioral2/memory/3116-13-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2012-14-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2012-15-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2012-17-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/2012-16-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/2012-18-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2012-21-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/2012-22-0x0000000000400000-0x0000000000612000-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_Circuit Shop v2 04 (Malestrom).exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Update.exe - Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 3116 jaffacakes118_Circuit Shop v2 04 (Malestrom).exe 3116 jaffacakes118_Circuit Shop v2 04 (Malestrom).exe 3116 jaffacakes118_Circuit Shop v2 04 (Malestrom).exe 3116 jaffacakes118_Circuit Shop v2 04 (Malestrom).exe 2012 Update.exe 2012 Update.exe 2012 Update.exe 2012 Update.exe 2012 Update.exe 2012 Update.exe 2012 Update.exe 2012 Update.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3116 wrote to memory of 2012 3116 jaffacakes118_Circuit Shop v2 04 (Malestrom).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_Circuit Shop v2 04 (Malestrom).exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Circuit Shop v2 04 (Malestrom).exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3116 -
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:2012
-
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 1485aa1c2437fca73c427914ca123fb58debf667b8408f653c5987080acdc5da
- MD5 2005f73d7d8b249c611e9d98838e2aa4
- SHA1 a86b821808c80f29a7aea399726c9e02f517aceb
- SHA512 1ad4ea5629c17ff8b47d4ed157dcd874dce2fecff3d4969d5eaa43b729154999e5ba1f341b86cb2064e0de4687dbfe73437f7a625efc69329f58ea6d28d9e8d1
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88ier:Vkbx6begsrNgGmG+Qf7Y8ier
- TLSH T1B466129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH