Analysis
- max time kernel
148s - max time network
145s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/09/2026, 09:24
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
bb855e7829d9053ca4030fec4aac2dc8e759dce30b2855b89f89f881dee4c8b4.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
General
- Target bb855e7829d9053ca4030fec4aac2dc8e759dce30b2855b89f89f881dee4c8b4.exe
- Size 943KB
- Sample260903-ldjtnstdjd
- SHA256 bb855e7829d9053ca4030fec4aac2dc8e759dce30b2855b89f89f881dee4c8b4
- MD5 0b2883ffb1fc86ff2223752f8091fc05
- SHA1 86a5bd3448f3c3a73f5a80f180a50a3f25aa1e43
- SHA512 bb93612482834cc1b18412f44b891c3d3a86dc9aa6723f0d3bf6eb883758245390f4085b6868175572a618e404c5c7fe66dee1787e189c6b069a2a6d67698297
- SSDEEP 24576:HOo5yT/tMbHWc8eh9TqOUk12+lm/HIpUqp31kVlFo1U6rEH7eh+jx:HOowTKbHplcBInplkDGLh+jx
- TLSH T18425BF41E7C2D1F1D946107E11A7A73A1D32BA290315C5CBF2982E559F312F2BA3F39A
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000b00000001136a-1.dat floxif - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000b00000001136a-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 5836 bb855e7829d9053ca4030fec4aac2dc8e759dce30b2855b89f89f881dee4c8b4.exe -
resource yara_rule behavioral2/files/0x000b00000001136a-1.dat upx behavioral2/memory/5836-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/5836-8-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll bb855e7829d9053ca4030fec4aac2dc8e759dce30b2855b89f89f881dee4c8b4.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 bb855e7829d9053ca4030fec4aac2dc8e759dce30b2855b89f89f881dee4c8b4.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5836 bb855e7829d9053ca4030fec4aac2dc8e759dce30b2855b89f89f881dee4c8b4.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\bb855e7829d9053ca4030fec4aac2dc8e759dce30b2855b89f89f881dee4c8b4.exe"C:\Users\Admin\AppData\Local\Temp\bb855e7829d9053ca4030fec4aac2dc8e759dce30b2855b89f89f881dee4c8b4.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5836
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