Analysis
- max time kernel
148s - max time network
154s - 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, 05:02
Behavioral task
behavioral1
Sample
jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe
- Size 6.3MB
- Sample260910-fpgkssyelf
- SHA256 2dcdbed077f2b8642d7ad1826b9fd90bb3c17becca608d1ca2d493d607226fe9
- MD5 e162abf35501ba835adcd1dbdef2abe1
- SHA1 787fbb842a1a2c06e8dc1c037e5c063c65b4cd50
- SHA512 bcf51e2ccc6322e889dbc3b1af41459a16a17f52e3938957fdae0ae1fd58e6d25ce125da605ee832b7136752736e1b88d0e45e9e2aeaa614d23bac5798ee94cc
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88iee:Vkbx6begsrNgGmG+Qf7Y8iee
- TLSH T13266129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1728 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/4348-0-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4348-2-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4348-4-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/files/0x000e00000001c516-8.dat upx behavioral2/memory/1728-13-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/1728-14-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/4348-16-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/1728-18-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/1728-17-0x0000000010000000-0x000000001005A000-memory.dmp upx behavioral2/memory/1728-19-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/1728-21-0x0000000000400000-0x0000000000612000-memory.dmp upx behavioral2/memory/1728-23-0x0000000000400000-0x0000000000612000-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_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Update.exe - Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 4348 jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe 4348 jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe 4348 jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe 4348 jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe 1728 Update.exe 1728 Update.exe 1728 Update.exe 1728 Update.exe 1728 Update.exe 1728 Update.exe 1728 Update.exe 1728 Update.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4348 wrote to memory of 1728 4348 jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.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_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4348 -
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:1728
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\Secure-Soft Stealer\Update.exe
- Size 6.3MB
- SHA256 2dcdbed077f2b8642d7ad1826b9fd90bb3c17becca608d1ca2d493d607226fe9
- MD5 e162abf35501ba835adcd1dbdef2abe1
- SHA1 787fbb842a1a2c06e8dc1c037e5c063c65b4cd50
- SHA512 bcf51e2ccc6322e889dbc3b1af41459a16a17f52e3938957fdae0ae1fd58e6d25ce125da605ee832b7136752736e1b88d0e45e9e2aeaa614d23bac5798ee94cc
- SSDEEP 12288:VRWbxXtANrnepr+U/r9TgD65O1+dd3HHHSJMHHxXXmCvY1ETf7NIjK88iee:Vkbx6begsrNgGmG+Qf7Y8iee
- TLSH T13266129BB61C3F37CEEE487407809AD58918744F54F843155839EFFAAABC9370598B22
- MD5 SHA1 SHA512 SSDEEP TLSH