Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
11/10/2026, 14:26
Behavioral task
behavioral1
Sample
c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe
- Size 560KB
- Sample261011-rr253abb87
- SHA256 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b
- MD5 32f9c4596b0a5b37de18f5541517cebf
- SHA1 fb794680d6845d5e60029d93ae79fabc905e1a95
- SHA512 a11b1d7cebd1eb728793db1fcdfd13338576bb7a94fc563e15fe5c1a680ed4098d9ed3c572a432a2725a94a4d12519be81e166a8db3f9357015ad9800fade68c
- SSDEEP 6144:J4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:JrNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T148C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3400 de48aaec - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 309 223.5.5.5 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 23 223.5.5.5 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 131 223.5.5.5 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 151 223.5.5.5 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 228 114.114.114.114 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 307 114.114.114.114 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 401 114.114.114.114 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 463 223.5.5.5 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 3 114.114.114.114 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 371 223.5.5.5 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 402 223.5.5.5 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 462 114.114.114.114 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 61 114.114.114.114 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 123 114.114.114.114 3400 de48aaec Destination IP 241 223.5.5.5 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 62 223.5.5.5 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 134 114.114.114.114 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Destination IP 370 114.114.114.114 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content de48aaec File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 de48aaec File created C:\Windows\SysWOW64\de48aaec c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe -
resource yara_rule behavioral1/memory/2124-0-0x0000000000AF0000-0x0000000000B7C000-memory.dmp upx behavioral1/files/0x000b000000024377-2.dat upx behavioral1/memory/3400-4-0x00000000002C0000-0x000000000034C000-memory.dmp upx behavioral1/memory/2124-16-0x0000000000AF0000-0x0000000000B7C000-memory.dmp upx behavioral1/memory/3400-17-0x00000000002C0000-0x000000000034C000-memory.dmp upx behavioral1/memory/3400-34-0x00000000002C0000-0x000000000034C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3a3590 de48aaec File opened for modification C:\Windows\245d18 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname de48aaec Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain de48aaec Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.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 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language de48aaec - 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\Cookies\CachePrefix = "Cookie:" de48aaec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ de48aaec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" de48aaec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" de48aaec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix de48aaec Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" de48aaec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" de48aaec Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" de48aaec Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing de48aaec - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3400 de48aaec 3400 de48aaec 3400 de48aaec 3400 de48aaec 3400 de48aaec 3400 de48aaec 3400 de48aaec 3400 de48aaec 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Token: SeTcbPrivilege 2124 c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe Token: SeDebugPrivilege 3400 de48aaec Token: SeTcbPrivilege 3400 de48aaec
Processes
-
C:\Users\Admin\AppData\Local\Temp\c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe"C:\Users\Admin\AppData\Local\Temp\c26b8dee0ce4ccebf04fa3a0dec21232b9401564cad47bd09a675239490a592b.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2124
-
C:\Windows\Syswow64\de48aaecC:\Windows\Syswow64\de48aaec1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3400
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\de48aaec
- Size 560KB
- SHA256 53c18ee4a8bc9ea958f8c30a31404e744f3f120832eaec3ef8b593ccd348dde4
- MD5 45b25a10f2235c51cbd16ca954abad95
- SHA1 18717e97d5189e3c67a95258f061b9daeb784312
- SHA512 692c7de89f8b188b758870909162a62a49f25a153b59848c9f8abd66db56751980c61614c7482a90ac301b406a57e42e45dc6da79737fbe12a75e28a27cb121b
- SSDEEP 6144:Y4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:YrNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T108C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH