Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-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) 7 IoCs
resource yara_rule behavioral1/memory/1952-0-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/files/0x000700000002447f-4.dat UPX behavioral1/memory/2244-6-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/memory/2244-7-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/memory/1952-8-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/memory/2244-9-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/memory/2244-24-0x0000000000400000-0x00000000007AF000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2244 e5855ad.exe -
resource yara_rule behavioral1/memory/1952-0-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/files/0x000700000002447f-4.dat upx behavioral1/memory/2244-6-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/memory/2244-7-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/memory/1952-8-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/memory/2244-9-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/memory/2244-24-0x0000000000400000-0x00000000007AF000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 4808 2244 WerFault.exe 86 - 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 2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e5855ad.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1952 2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 1952 2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 2244 e5855ad.exe 2244 e5855ad.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1952 wrote to memory of 2244 1952 2026-08-04_5bdede1f7801ba023035d69f8a2f138b_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 86
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:1952 -
C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e5855ad.exeC:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e5855ad.exe 2406701402⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2244 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2244 -s 20803⤵
- Program crash
PID:4808
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2244 -ip 22441⤵PID:720
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e5855ad.exe
- Size 3.7MB
- SHA256 b16276e86a3f8b28bb5a0d9c836c020955858d22b7bc1fbcf58219e4eada106c
- MD5 5141d643ca3cef4d7e806dd6279c6b9a
- SHA1 62afd74cfc2ed160471beab0e2f8cef722a6af10
- SHA512 362ea47405224ddd9033e79244e25fe7a26831a83a5aa69c565e874d69a33223a42237bdcfb50852c8c7a566e83fa6bca512d6c91e5afe8e14f1b1f47b9f0b83
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1Na:CBIKRAGRe5KquZ+
- TLSH T183066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH