Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/09/2026, 14:01
Behavioral task
behavioral1
Sample
jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe
Resource
win11ltsc2024-20260911-en
4 signatures
150 seconds
General
- Target jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe
- Size 354KB
- Sample260919-rbsxfscp21
- SHA256 5b735435aea2adc72f23d200708b75ed541d2ce1aab9c11eadaad92f45325740
- MD5 97a9d8b32f6ccb0c45c97f2bfb89b052
- SHA1 1741a0132e7eef77800e14a708cf7b62be1b3929
- SHA512 6ac17a51d098a10924c3a2d483093447a05b2623591d1d5ac05a7a479edf5686c0310dcd2015f58fb369b33c1d8c13bd9003fc3c498a1a1f131c957be2096055
- SSDEEP 6144:GwsSydgr1jaXrd9/E0hIDP19bgr1wgx8ZSAC91dq62peaWBa8a2Ml9B4eHIAHXN4:5rKdBE0Ojbc5USd912peakad9OeH5a
- TLSH T1C874E04F9B3C6A86E43996B0B1E14B167BB5D9503EEF86034F2440AA5C671EB1D4F0CE
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "Explorer.exe winfat32.exe" jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe -
resource yara_rule behavioral2/memory/4312-0-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-2-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-3-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-7-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-9-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-10-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-13-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-14-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-16-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-17-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-19-0x0000000000400000-0x0000000000565000-memory.dmp upx behavioral2/memory/4312-20-0x0000000000400000-0x0000000000565000-memory.dmp upx - Drops file in Windows directory 6 IoCs
description ioc Process File created C:\WINDOWS\winfat32.exe jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe File created C:\WINDOWS\SYSTEM\ActiveDesktop.exe jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe File created C:\WINDOWS\Mdm.exe jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe File created C:\WINDOWS\temp254.ini jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe File opened for modification C:\WINDOWS\temp254.ini jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe File created C:\WINDOWS\scpt.sys jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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__97a9d8b32f6ccb0c45c97f2bfb89b052.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118__97a9d8b32f6ccb0c45c97f2bfb89b052.exe"1⤵
- Modifies WinLogon for persistence
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:4312