Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
01/11/2026, 04:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c37bc8b01cea05068f43d22f68ab00be2df63289314d4bc0b8d3a5659606457e.exe
Resource
win10v2004-20260911-en
9 signatures
150 seconds
General
- Target c37bc8b01cea05068f43d22f68ab00be2df63289314d4bc0b8d3a5659606457e.exe
- Size 811KB
- Sample261101-e3knyasxaz
- SHA256 c37bc8b01cea05068f43d22f68ab00be2df63289314d4bc0b8d3a5659606457e
- MD5 e9b59f81ad8efc00c079fd89adcbf8c2
- SHA1 d762ae183e1ec62632bddea967e3a5f6132efe28
- SHA512 7c9411a0be7cc2c3df64183bb6f30f1f1e2b617d7434a986eba7b850ed14721323520271d8070c655d00b3f4da4253b67d97e6cd159fcd6e5be468abf9b978a8
- SSDEEP 24576:2rsVSoni8KcsSJ9S39PiqGgHpv5mVrEH7k6:KonReSJo3JAgHpRmQ
- TLSH T18C05BF2279E1C1B6D1333170195CC758A6FAF4350A3A4EA7B7CC636D2F385818B35BA6
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000b00000001b2fd-1.dat floxif - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000b00000001b2fd-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 2680 c37bc8b01cea05068f43d22f68ab00be2df63289314d4bc0b8d3a5659606457e.exe -
resource yara_rule behavioral2/files/0x000b00000001b2fd-1.dat upx behavioral2/memory/2680-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/2680-8-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll c37bc8b01cea05068f43d22f68ab00be2df63289314d4bc0b8d3a5659606457e.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 c37bc8b01cea05068f43d22f68ab00be2df63289314d4bc0b8d3a5659606457e.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2680 c37bc8b01cea05068f43d22f68ab00be2df63289314d4bc0b8d3a5659606457e.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\c37bc8b01cea05068f43d22f68ab00be2df63289314d4bc0b8d3a5659606457e.exe"C:\Users\Admin\AppData\Local\Temp\c37bc8b01cea05068f43d22f68ab00be2df63289314d4bc0b8d3a5659606457e.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2680
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