Analysis
- max time kernel
148s - max time network
120s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/11/2026, 08:34
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe
Resource
win10v2004-20260911-en
13 signatures
150 seconds
General
- Target 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe
- Size 905KB
- Sample261106-kgtydabd77
- SHA256 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df
- MD5 44411db9fc2bc5587322e8f69a813ee4
- SHA1 60da0e4a92dcbe6b8484b5388e89e36165b9537f
- SHA512 806982ceb1fdd41f3d3252bd6b538b3c78e9031b3618f706bab51a9f96658b82bc80641c41d9176834facf4a1201a8d121f650ca412b879a6faa039b6f15604f
- SSDEEP 12288:Z1Ii1PXHxjul76Tks9kGpYEimmkX8e4IgYaN4jd1BtOkodxduog/TXJa/x82IEre:ZQgEruog/TXJmxOSI/rEH7U
- TLSH T1B815AF6BA2D4406DD0D00179BE71B7147DFDAC38DF21E1C3914DDA2E28E12D58A3DABA
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x000f00000001b2f6-1.dat floxif - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000f00000001b2f6-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 1832 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.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: 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe -
resource yara_rule behavioral2/files/0x000f00000001b2f6-1.dat upx behavioral2/memory/1832-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/1832-16-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe File created \??\c:\program files\common files\system\symsrv.dll.000 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.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 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1832 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe 1832 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1832 04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe"C:\Users\Admin\AppData\Local\Temp\04837f20769b11f95da24ebd48c991fefbd1374a79685f3ceb2f8b7cef1635df.exe"1⤵
- Loads dropped DLL
- Enumerates connected drives
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1832
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