Analysis
- max time kernel
149s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 19:52
Behavioral task
behavioral1
Sample
5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe
- Size 560KB
- Sample260819-ylcfsasbnd
- SHA256 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d
- MD5 dbca237dcac5abe38bbe9f8d33f1cda0
- SHA1 a59a69d901cc5875309c94af5f983b351ee43f51
- SHA512 1ee15a9eda46787a9721f8512c4c200e4ef3780686fa543117835d3cb2ef787d0b0a882bd744137efc17917274d8354b9419bf60f06b022cc4b95f510ca7b0b3
- SSDEEP 6144:Q4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:QrNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T13FC48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2968 755900bc - 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 1 114.114.114.114 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe Destination IP 2 223.5.5.5 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe Destination IP 27 114.114.114.114 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe Destination IP 28 223.5.5.5 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 755900bc File created C:\Windows\SysWOW64\755900bc 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 755900bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 755900bc -
resource yara_rule behavioral2/memory/1564-0-0x0000000000710000-0x000000000079C000-memory.dmp upx behavioral2/memory/2968-3-0x0000000000AA0000-0x0000000000B2C000-memory.dmp upx behavioral2/files/0x000c00000001b87d-2.dat upx behavioral2/memory/1564-15-0x0000000000710000-0x000000000079C000-memory.dmp upx behavioral2/memory/2968-16-0x0000000000AA0000-0x0000000000B2C000-memory.dmp upx behavioral2/memory/2968-33-0x0000000000AA0000-0x0000000000B2C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\32d030 755900bc File opened for modification C:\Windows\1ac6b8 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.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 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 755900bc - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 755900bc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 755900bc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 755900bc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 755900bc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 755900bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 755900bc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 755900bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 755900bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 755900bc - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2968 755900bc 2968 755900bc 2968 755900bc 2968 755900bc 2968 755900bc 2968 755900bc 2968 755900bc 2968 755900bc 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe Token: SeTcbPrivilege 1564 5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe Token: SeDebugPrivilege 2968 755900bc Token: SeTcbPrivilege 2968 755900bc
Processes
-
C:\Users\Admin\AppData\Local\Temp\5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.exe"C:\Users\Admin\AppData\Local\Temp\5c0c053807ed4fe7544180ecabbbbdff277bf89f39a431e2eb944a639cc5652d.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:1564
-
C:\Windows\Syswow64\755900bcC:\Windows\Syswow64\755900bc1⤵
- 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:2968
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\755900bc
- Size 560KB
- SHA256 b6958f559434b77c1f39a66fbfcde7e657787023cff9e4b16346940c88961dd4
- MD5 6d512d528b2c402a4d0f1a834566de53
- SHA1 a1e0412b6cd37aafaebcdb406a5affddd68d8e59
- SHA512 3cd3509571c00c99b5cb07359d0947dd138cf7989283bb03781fa567e7efc063e9babd1114f0f46b0046fb063150b8a3438fa5a1917a3d0c10102d3ec3a64323
- SSDEEP 6144:c4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:crNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T156C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH