Analysis
- max time kernel
149s - max time network
152s - 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, 07:54
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 behavioral1/memory/3040-0-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/files/0x0007000000024556-4.dat UPX behavioral1/memory/2620-6-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/memory/2620-7-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/memory/3040-8-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/memory/2620-9-0x0000000000400000-0x00000000007AF000-memory.dmp UPX behavioral1/memory/2620-22-0x0000000000400000-0x00000000007AF000-memory.dmp UPX - Executes dropped EXE 1 IoCs
pid Process 2620 e581028.exe -
resource yara_rule behavioral1/memory/3040-0-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/files/0x0007000000024556-4.dat upx behavioral1/memory/2620-6-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/memory/2620-7-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/memory/3040-8-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/memory/2620-9-0x0000000000400000-0x00000000007AF000-memory.dmp upx behavioral1/memory/2620-22-0x0000000000400000-0x00000000007AF000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 2572 2620 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 e581028.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 3040 2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 3040 2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 2620 e581028.exe 2620 e581028.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3040 wrote to memory of 2620 3040 2026-08-04_2bfa5e5d4eec176ebe3af328a20081ec_elex_emotet_glassworm_hacktools_remcos_xiaoba.exe 86
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:3040 -
C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e581028.exeC:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e581028.exe 2406523432⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2620 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2620 -s 20683⤵
- Program crash
PID:2572
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2620 -ip 26201⤵PID:1192
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\ÅäÖÃ\e581028.exe
- Size 3.7MB
- SHA256 da11759a6841f19da58f79bca93a4bd0e75861a5d648e6a39ed9e2244b9b2784
- MD5 1a6fe38f86208e94c234178b74e56fe6
- SHA1 070fe8f29612e7147627c9ac93600c52385320d1
- SHA512 09fcbc7b2d8a1fefe958d52a7623cd08b9ae45f362c13664bec4a19cf1dd547446fb9ad1b4e9efb00295aa9b9d066cf6b0db34fbaaf51661062897f43f5d5aab
- SSDEEP 49152:hzG1BqCBGJdodXAGRe5CFHtoBgmAZf1N5:CBIKRAGRe5KquZt
- TLSH T1A5066C23E24240B1E2391A702272123DB6756B704D3AD997EFD0DDF05E7A7629BD720E
- MD5 SHA1 SHA512 SSDEEP TLSH