Analysis
- max time kernel
148s - max time network
152s - 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, 07:15
Behavioral task
behavioral1
Sample
2026-08-04_561ef9bf47d1b35fe59cea0d2d36f6ed_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe
Resource
win10v2004-20260513-en
7 signatures
150 seconds
General
- Target 2026-08-04_561ef9bf47d1b35fe59cea0d2d36f6ed_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe
- Size 3.7MB
- Sample260804-h3gttsterc
- SHA256 4fdf32fdff8fb9c46f7086a5920f031951ecd8559c8fcebb5fac3fd7665126c0
- MD5 561ef9bf47d1b35fe59cea0d2d36f6ed
- SHA1 b19e26265eee4410945ba848a7bc6232f74bd178
- SHA512 3c6254453df7664188d45d8604d942dae0a559f4d16173996c5fb0243e702cc857293cc8a408eaed956a31760606b3aebac184b25a3269e488d895f7ef57533f
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1NR:CBIKRAGRe5KquZ1
- TLSH T1C8066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- UPX dump on OEP (original entry point) 6 IoCs
resource yara_rule behavioral2/memory/2356-0-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/files/0x001000000001c545-5.dat UPX behavioral2/memory/628-7-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/2356-8-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/628-9-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral2/memory/628-22-0x0000000000400000-0x00000000007AF000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 628 e59867c.exe -
resource yara_rule behavioral2/memory/2356-0-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/files/0x001000000001c545-5.dat upx behavioral2/memory/628-7-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/2356-8-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/628-9-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral2/memory/628-22-0x0000000000400000-0x00000000007AF000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 2896 628 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 2026-08-04_561ef9bf47d1b35fe59cea0d2d36f6ed_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e59867c.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2356 2026-08-04_561ef9bf47d1b35fe59cea0d2d36f6ed_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 2356 2026-08-04_561ef9bf47d1b35fe59cea0d2d36f6ed_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 628 e59867c.exe 628 e59867c.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2356 wrote to memory of 628 2356 2026-08-04_561ef9bf47d1b35fe59cea0d2d36f6ed_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_561ef9bf47d1b35fe59cea0d2d36f6ed_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_561ef9bf47d1b35fe59cea0d2d36f6ed_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2356 -
C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e59867c.exeC:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e59867c.exe 2407481562⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:628 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 628 -s 21923⤵
- Program crash
PID:2896
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 628 -ip 6281⤵PID:3412
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e59867c.exe
- Size 3.7MB
- SHA256 da190d6ffc9df999f4b5091015eae97922a4dd2e50076facb2c33cee5664f34a
- MD5 fef21b8ce7328cc1eb4439a70e6e3bee
- SHA1 8816bc1beef7d19fd8cfe9adf49a686e6587ee7f
- SHA512 fd4a58c0be6875863ee13cb72948999dcb1a6c6d48c0557eab5a302c4117d7c3cf43d83dbe84aa3f23cc93d75104df258ce1acd42b55bd67977b53faad56b243
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1Nq:CBIKRAGRe5KquZe
- TLSH T17E066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH