Analysis
- max time kernel
149s - 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
02/08/2026, 04:57
Behavioral task
behavioral1
Sample
2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe
- Size 560KB
- Sample260802-fla9lsvdrf
- SHA256 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b
- MD5 07976ec400bdac3cf0e4ef8ba636dcc6
- SHA1 ab1581f4165cbead2ad5b656ff91804942558023
- SHA512 9aa901d5c46d96cec67b82c4fc0e433ae023484a8153f0b2c93bba97ef4fa02fbb22fb59ad8c9179822c9e6ae3ed11abfc1f5d452445c53b9457b9f3f807fa34
- SSDEEP 6144:6UJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:6YsVOdhElvkCgvDLe4usOkxHy
- TLSH T119C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3136 cdadd11b - 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 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe Destination IP 4 223.5.5.5 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe Destination IP 18 114.114.114.114 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe Destination IP 19 223.5.5.5 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cdadd11b File created C:\Windows\SysWOW64\cdadd11b 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content cdadd11b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cdadd11b -
resource yara_rule behavioral2/memory/6812-0-0x0000000000D00000-0x0000000000D8C000-memory.dmp upx behavioral2/files/0x00160000000118ee-2.dat upx behavioral2/memory/3136-3-0x00000000006F0000-0x000000000077C000-memory.dmp upx behavioral2/memory/6812-16-0x0000000000D00000-0x0000000000D8C000-memory.dmp upx behavioral2/memory/3136-17-0x00000000006F0000-0x000000000077C000-memory.dmp upx behavioral2/memory/3136-26-0x00000000006F0000-0x000000000077C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\35b080 cdadd11b File opened for modification C:\Windows\749fb8 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.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 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cdadd11b - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" cdadd11b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing cdadd11b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" cdadd11b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" cdadd11b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" cdadd11b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" cdadd11b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix cdadd11b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" cdadd11b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ cdadd11b - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3136 cdadd11b 3136 cdadd11b 3136 cdadd11b 3136 cdadd11b 3136 cdadd11b 3136 cdadd11b 3136 cdadd11b 3136 cdadd11b 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe Token: SeTcbPrivilege 6812 2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe Token: SeDebugPrivilege 3136 cdadd11b Token: SeTcbPrivilege 3136 cdadd11b
Processes
-
C:\Users\Admin\AppData\Local\Temp\2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.exe"C:\Users\Admin\AppData\Local\Temp\2c8e6c580551b8c5ccb4ab823a6444ca334d985cb6009cfc26dfc3b24b00ad5b.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:6812
-
C:\Windows\Syswow64\cdadd11bC:\Windows\Syswow64\cdadd11b1⤵
- 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:3136
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\cdadd11b
- Size 560KB
- SHA256 e8e2d34b8e84ca3f0064d322162edf0c02c4918d4bb18a011a22f50b3954ec43
- MD5 735d2cd85e7ce97fa634e9e42b8c2e46
- SHA1 55857ccb08aa7b5cd17f2c879046cbdfb72b3220
- SHA512 7fe116e1c7b6eca582bfdbf57b6f3c37cd081b08dda3a4b979ef81811ed782d0e67017acb2abb6c414c4fd97052b113c8581f56bc164dbbe492fa1ba65244445
- SSDEEP 6144:tUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:tYsVOdhElvkCgvDLe4usOkxHy
- TLSH T10CC48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH