Analysis
- max time kernel
150s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
25/09/2026, 00:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe
Resource
win10v2004-20260911-en
10 signatures
150 seconds
General
- Target 2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe
- Size 8.0MB
- Sample260925-aab4waztez
- SHA256 d95c4c1fdfc10d3bb5df046e645f2a27e1045a75796af6cfee817e6731953f2a
- MD5 bf40416f0bbd7346251b1e4c2ff4dde5
- SHA1 2a064c192156bd1dd9072c445080e56747788dc0
- SHA512 7cf6e2625771c1b4f2ac55b7a284c224c43f4b444895c5645b5d572f5bedaa7985396b0ab36c97f1d85e48b680c9c5b82ade6d410264af4cc83bbc1a40a0f488
- SSDEEP 49152:jtGBREAHKwcwqJbdr2P1vQM41/En0aLrStjLhJEMKZjyNcfYNT97hUqbJYkyuspY:JGBREAcbdroSVjEMK1w6YBBslm
- TLSH T15E8608B0D989D942DE59183A50DBE6427113AFA91F19B1BE3E2C3C5DF3B13D1A42CB48
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x001100000001b1bc-1.dat floxif - UPX dump on OEP (original entry point) 3 IoCs
resource yara_rule behavioral2/files/0x001100000001b1bc-1.dat UPX behavioral2/memory/5660-4-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/5660-6-0x0000000010000000-0x0000000010030000-memory.dmp UPX - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x001100000001b1bc-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 5660 2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe -
resource yara_rule behavioral2/files/0x001100000001b1bc-1.dat upx behavioral2/memory/5660-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/5660-6-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe - Program crash 1 IoCs
pid pid_target Process procid_target 4088 5660 WerFault.exe 87 - System Location Discovery: System Language Discovery 1 TTPs 1 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 2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5660 2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe 5660 2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5660 2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-24_bf40416f0bbd7346251b1e4c2ff4dde5_elex_floxif_glassworm_remcos_stop.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5660 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5660 -s 8162⤵
- Program crash
PID:4088
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5660 -ip 56601⤵PID:2856
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\System\symsrv.dll
- Size 67KB
- SHA256 de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
- MD5 7574cf2c64f35161ab1292e2f532aabf
- SHA1 14ba3fa927a06224dfe587014299e834def4644f
- SHA512 4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab
- SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZL:c8y93KQjy7G55riF1cMo03V
- TLSH T17863F1372AB5807DDD210D37949F835AB771E5A76C20643FC25907D988B8DD0E3239AE
- MD5 SHA1 SHA512 SSDEEP TLSH