Analysis
- max time kernel
150s - max time network
146s - 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, 07:10
Behavioral task
behavioral1
Sample
2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe
- Size 3.7MB
- Sample260804-hzfglafa36
- SHA256 78fe08c2ca6b7319b4c3c789461a3db419892f21d2d4ae7d52f7d31526a15c4f
- MD5 5bdede1f7801ba023035d69f8a2f138b
- SHA1 73917a4ba3e99cbd15e43ff3162dac6fbeba1c6c
- SHA512 7e298be43cf9c57ede8a86cb43783b7de7a679619e2fad8a29e224338a986421c889d099edf454b57581edbd05dd40599820ea3d30ea5dc0e86c843c234c462e
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1Nl:CBIKRAGRe5KquZx
- TLSH T14C066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/4628-0-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/files/0x000300000001b851-5.dat UPX behavioral2/memory/5816-7-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/4628-8-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/5816-9-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/5816-24-0x0000000000400000-0x00000000007AF000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 5816 e599f63.exe -
resource yara_rule behavioral2/memory/4628-0-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/files/0x000300000001b851-5.dat upx behavioral2/memory/5816-7-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/4628-8-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/5816-9-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/5816-24-0x0000000000400000-0x00000000007AF000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 4300 5816 WerFault.exe 88 - 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 e599f63.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4628 2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 4628 2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 5816 e599f63.exe 5816 e599f63.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4628 wrote to memory of 5816 4628 2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4628 -
C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e599f63.exeC:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e599f63.exe 2407545312⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5816 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5816 -s 22843⤵
- Program crash
PID:4300
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5816 -ip 58161⤵PID:4940
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e599f63.exe
- Size 3.7MB
- SHA256 bed3e659abc9458f481fd22fac09d32b9b022dc193068b07b834051444de392d
- MD5 7e96779f7d42bb8b09270ebb6425e5cd
- SHA1 c5d222352a32e20e2f10be8b101409bc5f6e7c9e
- SHA512 cc4512cf7f3b7c0e4bbac58e10e86c00ae8a968d0fc6c43f901b52b4dc1816f4d124c76ab76577ec6debb77035abc15c3e839d53fbc1ad96da5aee49e9486f91
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1NL:CBIKRAGRe5KquZn
- TLSH T1BC066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH