Analysis
- max time kernel
150s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/08/2026, 11:35
Behavioral task
behavioral1
Sample
8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe
- Size 560KB
- Sample260822-np7e8agm7x
- SHA256 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993
- MD5 227dc2205a4a8973e66a80e217145377
- SHA1 0fa906278ba141eb1561f993abc2eb0c8449e7ea
- SHA512 df42356fe4ad4ccc31b14489779f35527f90f148d2e989a0baa0f68022852ace72ac1904939463354b4145585e2304293e60e6a9c9476ac8baa0e60c0eb594dc
- SSDEEP 6144:g4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:grNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T1ECC48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 800 e867f1fd - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 21 223.5.5.5 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe Destination IP 1 114.114.114.114 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe Destination IP 2 223.5.5.5 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe Destination IP 20 114.114.114.114 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache e867f1fd File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content e867f1fd File created C:\Windows\SysWOW64\e867f1fd 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe -
resource yara_rule behavioral2/memory/3156-0-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/files/0x000a000000019cb3-2.dat upx behavioral2/memory/800-3-0x00000000000C0000-0x000000000014C000-memory.dmp upx behavioral2/memory/3156-16-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral2/memory/800-17-0x00000000000C0000-0x000000000014C000-memory.dmp upx behavioral2/memory/800-32-0x00000000000C0000-0x000000000014C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\db240 e867f1fd File opened for modification C:\Windows\360828 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe - System Location Discovery: System Language Discovery 1 TTPs 2 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 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e867f1fd - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" e867f1fd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" e867f1fd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" e867f1fd Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing e867f1fd Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix e867f1fd Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" e867f1fd Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ e867f1fd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" e867f1fd Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" e867f1fd - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 800 e867f1fd 800 e867f1fd 800 e867f1fd 800 e867f1fd 800 e867f1fd 800 e867f1fd 800 e867f1fd 800 e867f1fd 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe Token: SeTcbPrivilege 3156 8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe Token: SeDebugPrivilege 800 e867f1fd Token: SeTcbPrivilege 800 e867f1fd
Processes
-
C:\Users\Admin\AppData\Local\Temp\8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe"C:\Users\Admin\AppData\Local\Temp\8f1225935b96d72fbbc20fea8673d0cbbcdf3d3ac7db086400bd5e0b68a54993.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3156
-
C:\Windows\Syswow64\e867f1fdC:\Windows\Syswow64\e867f1fd1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:800
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\e867f1fd
- Size 560KB
- SHA256 0c5181f2581af8cec0310e1fc38a18e020d588f5ac4cedc2e72cb5ac3ca45d5c
- MD5 79151afb5062e6465291b763350a4d78
- SHA1 5f485f5577944a08b7141b7202f9c952c3b27f04
- SHA512 b73bb82b1ffd605ccb369311d59c693a48402977fa8e66e5fe79e87646b1144c92e916f054b80cc8188a1582d3d20ba2463452272366129de6a99d0ddab3e344
- SSDEEP 6144:A4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:ArNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T114C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH