Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/07/2026, 17:13
Behavioral task
behavioral1
Sample
cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe
Resource
win11ltsc2024-20260709-en
12 signatures
150 seconds
General
- Target cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe
- Size 1.4MB
- Sample260722-vrf5dadm9t
- SHA256 cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22
- MD5 db638e7cc1f9ef3c5cdd5cd6c9a2c693
- SHA1 f3f6438d253d13f7c9e945b5d94d438166b8f231
- SHA512 e4205c08eb2a8171b236f0b676498cf1eb70ca46fb9374fe419a3a930974ea628a657f8d6ffbacb7d0f34a3563b151cb735e00833192d944c2850781f637ed57
- SSDEEP 24576:3IIQdfBH5QRKpEJgeLNwJwi0fXVJRLVvfk5VqpQopLkMlHFJKYNslxhq7rEH7N:3I9tjgwEJg0UwiErVVvIqp7pLkMpKCsB
- TLSH T1C8652301B689D3EDE81564307C92E1F668E48C3E8D5B4A87BBD93F1F7A7D307592410A
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x0008000000019cc1-2.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/0x0008000000019cc1-2.dat acprotect - Loads dropped DLL 1 IoCs
pid Process 3872 cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.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: cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe - AutoIT Executable 2 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/3872-16-0x0000000000360000-0x0000000000633000-memory.dmp autoit_exe behavioral2/memory/3872-17-0x0000000000360000-0x0000000000633000-memory.dmp autoit_exe -
resource yara_rule behavioral2/memory/3872-0-0x0000000000360000-0x0000000000633000-memory.dmp upx behavioral2/files/0x0008000000019cc1-2.dat upx behavioral2/memory/3872-4-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3872-16-0x0000000000360000-0x0000000000633000-memory.dmp upx behavioral2/memory/3872-18-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/3872-17-0x0000000000360000-0x0000000000633000-memory.dmp upx - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe File created \??\c:\program files\common files\system\symsrv.dll.000 cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe - System Location Discovery: System Language Discovery 1 TTPs 3 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 cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Nls\Language\InstallLanguage cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 3872 cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe 3872 cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe 3872 cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe 3872 cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3872 cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.exe"C:\Users\Admin\AppData\Local\Temp\cf1f3a9ba518eb30869d187de5d13fd656cb250273899e45e0e7066827b12c22.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:3872
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