Analysis
- max time kernel
148s - max time network
142s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 09:29
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe
Resource
win10v2004-20260513-en
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe
Resource
win11ltsc2024-20260709-en
11 signatures
150 seconds
General
- Target ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe
- Size 156KB
- Sample260810-lf4lvsen2v
- SHA256 ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657
- MD5 51a0794af9a82d32f45788c5b5a67611
- SHA1 0ce5e485b60c5e83109ae9acaf2f4c3203b3a6ad
- SHA512 e35dfd6bd033f659d41f6c3c6687374a1fa7074b07731d5cd48ad6096b004f3f389f2311c36f243275c1b1e11140262b74de32e1be9cb6d7d946183d31af305b
- SSDEEP 3072:O1wkwFBpu1Br+vbPun71aWWX9e5TD2lQBV+UdE+rECWp7hKZ:O1wvBM1BrNbWIHBV+UdvrEFp7hKZ
- TLSH T1B5F3BE42399083FCD4530134396DAB6599EBBD3E05BF0063FB552689AE7C9828FD9723
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000a00000001b315-1.dat floxif - Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
- ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000a00000001b315-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 4140 ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.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: ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe -
resource yara_rule behavioral2/files/0x000a00000001b315-1.dat upx behavioral2/memory/4140-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/4140-14-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe File created \??\c:\program files\common files\system\symsrv.dll.000 ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.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 ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4140 ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe 4140 ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4140 ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe"C:\Users\Admin\AppData\Local\Temp\ac9f0619a66f55ed6435ce74098f2eb6cf8d73ce9e200f32e56339017e8b5657.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4140
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