Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/09/2026, 21:49
Behavioral task
behavioral1
Sample
jaffacakes118__278a5486f82e0b01586e893946955e94.exe
Resource
win10v2004-20260911-en
7 signatures
150 seconds
General
- Target jaffacakes118__278a5486f82e0b01586e893946955e94.exe
- Size 68KB
- Sample260920-1pl6hattds
- SHA256 88ee607de782c3b55fd932cfd2394635b81d829616264cc63ce444220c885825
- MD5 278a5486f82e0b01586e893946955e94
- SHA1 6d4ab3fa56bfe1b84076533bbe281db8ec819c7e
- SHA512 b9dd3a772dfb5475ed82b99010d5a66301c40c426ae7362fe68ba6c65e1b86807122fa756417b92d834c34e4ac8d9f47302ebf1c0bf0af286648cccc922d8475
- SSDEEP 1536:OvJkFmJ9E3zDzm9Rddafcw9vItU4xFYzucVzaJueNH:OwmJ9qDzsdYfcHUzKPlNH
- TLSH T109636C22A86C3F09E533A330714B2E3655BA9B1F3B69951CEAFE07B5B174A004F4714B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Modifies firewall policy service 3 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications jaffacakes118__278a5486f82e0b01586e893946955e94.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\jaffacakes118__278a5486f82e0b01586e893946955e94.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\jaffacakes118__278a5486f82e0b01586e893946955e94.exe:*:Enabled:ldrsoft" jaffacakes118__278a5486f82e0b01586e893946955e94.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List jaffacakes118__278a5486f82e0b01586e893946955e94.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile jaffacakes118__278a5486f82e0b01586e893946955e94.exe - Checks BIOS information in registry 2 TTPs 1 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion jaffacakes118__278a5486f82e0b01586e893946955e94.exe - Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
resource yara_rule behavioral2/memory/4184-1-0x0000000000400000-0x00000000015FD000-memory.dmp upx behavioral2/memory/4184-2-0x0000000000400000-0x00000000015F8000-memory.dmp upx behavioral2/memory/4184-4-0x0000000000400000-0x00000000015FD000-memory.dmp upx behavioral2/memory/4184-5-0x0000000000400000-0x00000000015FD000-memory.dmp upx behavioral2/memory/4184-6-0x0000000000400000-0x00000000015F8000-memory.dmp upx behavioral2/memory/4184-7-0x0000000000400000-0x00000000015FD000-memory.dmp upx behavioral2/memory/4184-8-0x0000000000400000-0x00000000015FD000-memory.dmp upx behavioral2/memory/4184-10-0x0000000000400000-0x00000000015FD000-memory.dmp upx behavioral2/memory/4184-11-0x0000000000400000-0x00000000015FD000-memory.dmp upx behavioral2/memory/4184-15-0x0000000000400000-0x00000000015FD000-memory.dmp upx behavioral2/memory/4184-16-0x0000000000400000-0x00000000015F8000-memory.dmp upx - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 1936 cmd.exe - 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__278a5486f82e0b01586e893946955e94.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4184 wrote to memory of 1936 4184 jaffacakes118__278a5486f82e0b01586e893946955e94.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118__278a5486f82e0b01586e893946955e94.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118__278a5486f82e0b01586e893946955e94.exe"1⤵
- Modifies firewall policy service
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4184 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE00.bat2⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
PID:1936
-
Network
MITRE ATT&CK Enterprise v16
Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\JAFFAC~1.EXE00.bat
- Size 192B
- SHA256 5eb65f36b7e96c4f18cffd5964ea743e5faaf262614cf526f32a7e7be5da96af
- MD5 164a393013b847c0bd372220c470d8b4
- SHA1 9f5cd3b06603959ca61ac794b58eafbfb1128ca8
- SHA512 43ebb8430420293aeec9efe07a084593008f9170300665c69bfbe443d03e0e292b7f167c1d88e7b4e82602194a4bea5a45fddacc5f053ef45338c2b8767d6723
- TLSH T1C1C01201C1D7A61F1988735B16A1D94CC074D8AC2B8E3B31E668842D316144DE5C7B06
- MD5 SHA1 SHA512 TLSH