Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
20/04/2026, 03:34
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
da6e2f94ba509a16e0a6c1a5dd3fd6d4a34d84666e674ddf3a1c83e1197624f4.dll
Resource
win10v2004-20260130-en
9 signatures
150 seconds
General
- Target da6e2f94ba509a16e0a6c1a5dd3fd6d4a34d84666e674ddf3a1c83e1197624f4.dll
- Size 304KB
- Sample260420-d47dnaf14q
- SHA256 da6e2f94ba509a16e0a6c1a5dd3fd6d4a34d84666e674ddf3a1c83e1197624f4
- MD5 c4a1e47ce7964c0c7af306be874bc7c4
- SHA1 ef06f695f9c86c4609c08d54485bf2e577e5b725
- SHA512 72ee6741ea81dd3cadb4e08dcf3e847eb79a186c61c562b031182135c8ab96def26299e920d975046d92f7a9f3b48b0df992ba2db5067fd218c7b66cb9187b42
- SSDEEP 6144:8QSJhTh8MXm87PGs1pR89ixS/oZhBV+UdvrEFp7hK7E:nSB8MXm87PG2P89sS/YBjvrEH73
- TLSH T19A64BF603583CFF6C56A03313829A5256AFD647C09F58B9BD3584A246F7C282D729B3F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral1/files/0x0009000000021698-1.dat floxif - ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x0009000000021698-1.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 5684 rundll32.exe -
resource yara_rule behavioral1/memory/5684-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/files/0x0009000000021698-1.dat upx behavioral1/memory/5684-6-0x0000000010000000-0x0000000010030000-memory.dmp upx - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll rundll32.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 rundll32.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5684 rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4528 wrote to memory of 5684 4528 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\da6e2f94ba509a16e0a6c1a5dd3fd6d4a34d84666e674ddf3a1c83e1197624f4.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4528 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\da6e2f94ba509a16e0a6c1a5dd3fd6d4a34d84666e674ddf3a1c83e1197624f4.dll,#12⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:5684
-
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