Analysis
- max time kernel
150s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
16/09/2026, 13:17
Behavioral task
behavioral1
Sample
2026-09-16_37bca60db8d9e1015e2b34855cf0353e_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe
Resource
win10v2004-20260911-en
7 signatures
150 seconds
General
- Target 2026-09-16_37bca60db8d9e1015e2b34855cf0353e_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe
- Size 3.7MB
- Sample260916-qjs2rabq2v
- SHA256 30043a699e0d5dd7129202fd796c686b577f2f05c1ca090e6e83cb272522c9a6
- MD5 37bca60db8d9e1015e2b34855cf0353e
- SHA1 8a02186824431ef52e4b1c29cd007c0c84d042c6
- SHA512 8e90f3da832232c40fa2380ab1fb0e3b99c60c92c3c297721a9e9e1157e571ff95b41cebeaee25f5d51bf32ec1ce27977feceeb501be2b13a19b7e3377c4441c
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1Ni:CBIKRAGRe5KquZW
- TLSH T1E8066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/472-0-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/files/0x000d00000001c565-5.dat UPX behavioral2/memory/2544-7-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/472-11-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/2544-21-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/2544-22-0x0000000000400000-0x00000000007AF000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2544 e591e8a.exe -
resource yara_rule behavioral2/memory/472-0-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/files/0x000d00000001c565-5.dat upx behavioral2/memory/2544-7-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/472-11-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/2544-21-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/2544-22-0x0000000000400000-0x00000000007AF000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 2480 2544 WerFault.exe 87 - 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 2026-09-16_37bca60db8d9e1015e2b34855cf0353e_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e591e8a.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 472 2026-09-16_37bca60db8d9e1015e2b34855cf0353e_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 472 2026-09-16_37bca60db8d9e1015e2b34855cf0353e_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 2544 e591e8a.exe 2544 e591e8a.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 472 wrote to memory of 2544 472 2026-09-16_37bca60db8d9e1015e2b34855cf0353e_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-16_37bca60db8d9e1015e2b34855cf0353e_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-16_37bca60db8d9e1015e2b34855cf0353e_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:472 -
C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e591e8a.exeC:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e591e8a.exe 2407218752⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2544 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2544 -s 21843⤵
- Program crash
PID:2480
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 2544 -ip 25441⤵PID:3836
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e591e8a.exe
- Size 3.7MB
- SHA256 82dbe746f579afedc36833325ea22df7550c5b7261d27f14fbb981ebf2c44c9b
- MD5 640a0e53ff358ee6954820bd07cbb090
- SHA1 66d1cf4ecd08f5683780ac88f950645cb4ac1d89
- SHA512 725fbe5eb32488c5c35eb0ebc1d4e9eb2890e3d56bef1dda5403fb648ad5ef94e39813f49da0fc106e6a5177dc9ed6edbe9acd9fc313d730ea637e61e78619ce
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1Ny:CBIKRAGRe5KquZ+
- TLSH T1A4066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH