Analysis
- max time kernel
150s - max time network
139s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 07:54
Behavioral task
behavioral1
Sample
2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe
- Size 3.7MB
- Sample260804-jr263aff68
- SHA256 8e69d4a667332c8300db1148f68536ac692d96ba296ef737836c78adbe037361
- MD5 2bfa5e5d4eec176ebe3af328a20081ec
- SHA1 1df2f9841e5697899f4f5b4915a2c5451235f318
- SHA512 254c163f4753b4e7399cb375f02ff4264c63e6f09607f8e781993668f84e2905be38c10e5a02a9e6f0aea445e9263de33421ddc39a62e301a34bfeedcdc302fa
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1NH:CBIKRAGRe5KquZT
- TLSH T121066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 7 IoCs
resource yara_rule behavioral2/memory/2796-0-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/files/0x000d00000001c44c-5.dat UPX behavioral2/memory/4884-7-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/2796-8-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/4884-9-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/4884-24-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/4884-25-0x0000000000400000-0x00000000007AF000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 4884 e595a0d.exe -
resource yara_rule behavioral2/memory/2796-0-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/files/0x000d00000001c44c-5.dat upx behavioral2/memory/4884-7-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/2796-8-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/4884-9-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/4884-24-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/4884-25-0x0000000000400000-0x00000000007AF000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 4404 4884 WerFault.exe 89 - 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 e595a0d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2796 2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 2796 2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 4884 e595a0d.exe 4884 e595a0d.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2796 wrote to memory of 4884 2796 2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2796 -
C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e595a0d.exeC:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e595a0d.exe 2407367962⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4884 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4884 -s 22003⤵
- Program crash
PID:4404
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 392 -p 4884 -ip 48841⤵PID:5264
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e595a0d.exe
- Size 3.7MB
- SHA256 d95a33b629e421b1f07a0263994051b3a7b69be663a26b6d9891a1841a5d2ee9
- MD5 4d0a90e49ee80f6ecf990a0a18848a6a
- SHA1 6b30bfa5936188505ddf513b3ade5ba41d8adc53
- SHA512 a832199c73d5a447e1d79b9ef5c4bebaec087735262e19091861dd517abeb44bbdc7ba789c125f9164887e5254149ef511502e8efd7c0a72e7f78f8fae690008
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1Nv:CBIKRAGRe5KquZL
- TLSH T1F1066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH