Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/10/2026, 23:34
Behavioral task
behavioral1
Sample
c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe
- Size 560KB
- Sample261007-3kelzafy21
- SHA256 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e
- MD5 de4558cf3ee7360caeb1f67e9694ff3b
- SHA1 8072d24676d25c7787b1164b03c72320be909d5d
- SHA512 449a9ce32cae36596ec2f947d321ce07d5c932673cf6160f0203da78cffd45110329ac9e011510e805e98f80fbdf5a03145c9d8549cc0e751f1a9dab9dc38ee0
- SSDEEP 6144:RWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:RkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T154C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4804 cfed45d2 - Unexpected DNS network traffic destination 24 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 289 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 453 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 454 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 483 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 484 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 290 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 1 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 182 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 314 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 4 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 40 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 96 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 149 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 313 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 343 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 344 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 400 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 41 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 94 114.114.114.114 4804 cfed45d2 Destination IP 150 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 181 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 235 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 236 223.5.5.5 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Destination IP 399 114.114.114.114 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 cfed45d2 File created C:\Windows\SysWOW64\cfed45d2 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData cfed45d2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content cfed45d2 -
resource yara_rule behavioral2/memory/3168-0-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx behavioral2/memory/4804-3-0x0000000000090000-0x000000000011C000-memory.dmp upx behavioral2/files/0x000500000000053e-2.dat upx behavioral2/memory/3168-18-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx behavioral2/memory/4804-19-0x0000000000090000-0x000000000011C000-memory.dmp upx behavioral2/memory/4804-42-0x0000000000090000-0x000000000011C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\523f08 cfed45d2 File opened for modification C:\Windows\363cc0 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.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 cfed45d2 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain cfed45d2 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.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 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cfed45d2 - 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\Content\CachePrefix cfed45d2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" cfed45d2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ cfed45d2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" cfed45d2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing cfed45d2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" cfed45d2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" cfed45d2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" cfed45d2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" cfed45d2 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4804 cfed45d2 4804 cfed45d2 4804 cfed45d2 4804 cfed45d2 4804 cfed45d2 4804 cfed45d2 4804 cfed45d2 4804 cfed45d2 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Token: SeTcbPrivilege 3168 c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe Token: SeDebugPrivilege 4804 cfed45d2 Token: SeTcbPrivilege 4804 cfed45d2
Processes
-
C:\Users\Admin\AppData\Local\Temp\c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.exe"C:\Users\Admin\AppData\Local\Temp\c786e212b4b9c24b162ec0c1afae353c136f9ec6272b5bbf388d83610b47566e.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:3168
-
C:\Windows\Syswow64\cfed45d2C:\Windows\Syswow64\cfed45d21⤵
- 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:4804
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\cfed45d2
- Size 560KB
- SHA256 7e008ec6bbd2bd9d8daefff07fd5e1a56c12822a9e24443877206cf882db0eb4
- MD5 d100d0b041c9d28e6c4c14a19b963867
- SHA1 8e13f4972aff78f8682566cc574e7c5609b6ea30
- SHA512 696ead78855fd9b752232c85fcea61923a9c984ad846231c4a80357d9389fe8edb84c0f7689cc7c128e53754447b7bf60b08cef53868c32d73ea2a251e4285a3
- SSDEEP 6144:XWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:XkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T143C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH