Analysis
- max time kernel
148s - max time network
130s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
24/09/2026, 00:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe
Resource
win10v2004-20260911-en
12 signatures
150 seconds
General
- Target 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe
- Size 969KB
- Sample260924-a529jsaa92
- SHA256 632d425b030d2bbc23e7f88cc42b2babc6e9951d7947527af9dd483d3f7b1218
- MD5 dc4d521e03be6b56ff3a7f802bc86e7b
- SHA1 79ac0e8034f5c224aef7541167fff669bf1e8bea
- SHA512 6419040ba1f12f804dbadc108a9b796397fefc344b581133d2443ebb674c30c1f6d12f755926f1bd855487805a6072e50f5c7d676a550e460473b79eaf31b9a1
- SSDEEP 24576:StEN3HQxtS8TCha3wN+5gvHZJENr9MR9RTtrEH79s:Sty8A8TCha3wN+OvHZJENZMRD0s
- TLSH T1F9259C40DE22F529DD1A5071CC5802CE2D84AE25CFA1A0FF7EDA3F54567A8E2DD324E9
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000700000001b84b-1.dat floxif - UPX dump on OEP (original entry point) 3 IoCs
resource yara_rule behavioral2/files/0x000700000001b84b-1.dat UPX behavioral2/memory/3448-4-0x0000000010000000-0x0000000010030000-memory.dmp UPX behavioral2/memory/3448-13-0x0000000010000000-0x0000000010030000-memory.dmp UPX - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000700000001b84b-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 3448 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe - Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\d: 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe -
resource yara_rule behavioral2/files/0x000700000001b84b-1.dat upx behavioral2/memory/3448-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3448-13-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe File created \??\c:\program files\common files\system\symsrv.dll.000 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe - 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 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe - Checks SCSI registry key(s) 3 TTPs 4 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_WDC&PROD_WDS100T2B0A\4&215468A5&0&000000 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\HardwareID 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_DADY&PROD_HL-DT-ST_DVD+-RW\4&215468A5&0&010000 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_DADY&Prod_HL-DT-ST_DVD+-RW\4&215468a5&0&010000\HardwareID 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3448 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe 3448 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3448 2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe"C:\Users\Admin\AppData\Local\Temp\2026-09-23_dc4d521e03be6b56ff3a7f802bc86e7b_elex_floxif_remcos_stop.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3448
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