Analysis
- max time kernel
149s - max time network
93s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
23/05/2026, 04:08
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe
Resource
win11-20260513-en
10 signatures
150 seconds
General
- Target 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe
- Size 596KB
- Sample260523-eqbkhafs8v
- SHA256 76cab206ec7be4e43afe8673a13e2246f016b166a72b25d82da5ed7bf0af484c
- MD5 8a642e8082e37cc82c35d0448aede260
- SHA1 650f0edacb37e73ef489ebecaada89e7068213b3
- SHA512 77b30c44730fe9b93b2f553591a8fc240c82c8017fd5d118891bd2f5421ec156c110a2e880c16f3531d85d53d10ed8713831db8483f93cf39c32dc418b1c5312
- SSDEEP 12288:nX8Djadu8J4YSjX/THmxr1bBGsHrGJYbGmb3brG:X8DGHJLUzmx1NGwG6ymj/G
- TLSH T113D4F100B6E1C4B7D9AA417D4816CF29A366B4856B76BBC36BDC128D6E372C35B37700
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Detects Shifu Trojan 2 IoCs
resource yara_rule behavioral2/memory/5076-2-0x0000000000400000-0x00000000004A9000-memory.dmp family_shifu behavioral2/memory/5076-594-0x0000000000400000-0x00000000004A9000-memory.dmp family_shifu - Detects executables packed with aPLib. 2 IoCs
resource yara_rule behavioral2/memory/5076-2-0x0000000000400000-0x00000000004A9000-memory.dmp INDICATOR_EXE_Packed_aPLib behavioral2/memory/5076-594-0x0000000000400000-0x00000000004A9000-memory.dmp INDICATOR_EXE_Packed_aPLib - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2043432456-1617298091-2772621413-1000\Software\Microsoft\Windows\CurrentVersion\Run\IntelPowerAgent5 = "rundll32.exe shell32.dll, ShellExec_RunDLL C:\\PROGRA~3\\B48D0H~1.EXE" svchost.exe - Checks for any installed AV software in registry 1 TTPs 4 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Software\WOW6432Node\Avira svchost.exe Key opened \REGISTRY\MACHINE\Software\WOW6432Node\AVAST Software\Avast svchost.exe Key opened \REGISTRY\MACHINE\Software\WOW6432Node\KasperskyLab\protected svchost.exe Key opened \REGISTRY\MACHINE\Software\WOW6432Node\Eset\Nod svchost.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 5076 set thread context of 4688 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 80 - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 3 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 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe 4688 svchost.exe - Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 5076 wrote to memory of 4688 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 80 PID 5076 wrote to memory of 4688 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 80 PID 5076 wrote to memory of 4688 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 80 PID 5076 wrote to memory of 4688 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 80 PID 5076 wrote to memory of 4688 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 80 PID 5076 wrote to memory of 4688 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 80 PID 5076 wrote to memory of 4688 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 80 PID 5076 wrote to memory of 4688 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 80 PID 4688 wrote to memory of 5076 4688 svchost.exe 79 PID 4688 wrote to memory of 5076 4688 svchost.exe 79 PID 4688 wrote to memory of 5076 4688 svchost.exe 79 PID 4688 wrote to memory of 5076 4688 svchost.exe 79 PID 4688 wrote to memory of 5076 4688 svchost.exe 79 PID 4688 wrote to memory of 5076 4688 svchost.exe 79 PID 4688 wrote to memory of 5076 4688 svchost.exe 79 PID 5076 wrote to memory of 4564 5076 2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Windows\SysWOW64\svchost.exeC:\ProgramData\b48d0h8826.exe2⤵
- Adds Run key to start application
- Checks for any installed AV software in registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4688
-
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\ProgramData\iqa3498.tmp.bat" "C:\Users\Admin\AppData\Local\Temp\2026-05-23_8a642e8082e37cc82c35d0448aede260_elex_stop.exe""2⤵
- System Location Discovery: System Language Discovery
PID:4564
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\ProgramData\iqa3498.tmp.bat
- Size 31B
- SHA256 38351040a11fdce69f8af9a263f240e89de194af44224cad04eb835b07d7fa6d
- MD5 ba94aa7bcf3a22218a379d0499e5470d
- SHA1 32c8e961cd628fd61bfd8341b94c6b7604c17133
- SHA512 72b89bb321b52ebed716a989b9af44850c20c0472076b289cdab4ff4565fde036faa2d11fb8088045589e465f642d15e40707f77b963dd8dcea968f0bfaa8341
- MD5 SHA1 SHA512