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
26/09/2026, 21:31
Behavioral task
behavioral1
Sample
3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
2 signatures
150 seconds
General
- Target 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe
- Size 3.0MB
- Sample260926-1dfvcat1ex
- SHA256 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc
- MD5 d8695b9bae1b428d75034b2de830a2f1
- SHA1 9869ee3683e54f597d7f0451399b2d2abc979bad
- SHA512 f00579091f445d60065ea804e634076e388226aaeda07a345ec61fc4f4a77447d99debefa2e34650d056c106d978fba91ee93cc59da9c97fa645dad277f21979
- SSDEEP 49152:mA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:J/whnLrHp/qKm2/Sb/
- TLSH T1F8E55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 108 6dee2720 - Unexpected DNS network traffic destination 28 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 39 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 149 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 181 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 234 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 319 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 543 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 40 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 93 114.114.114.114 108 6dee2720 Destination IP 94 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 180 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 235 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 318 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 368 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 511 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 148 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 288 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 289 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 367 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 398 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 456 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 512 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 542 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 4 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 6 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 397 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 452 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 599 114.114.114.114 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Destination IP 600 223.5.5.5 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.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 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6dee2720 File created C:\Windows\SysWOW64\6dee2720 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6dee2720 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6dee2720 -
resource yara_rule behavioral2/memory/1016-0-0x0000000000C20000-0x0000000000F25000-memory.dmp upx behavioral2/files/0x00160000000115b2-2.dat upx behavioral2/memory/108-4-0x00000000009B0000-0x0000000000CB5000-memory.dmp upx behavioral2/memory/1016-11-0x0000000000C20000-0x0000000000F25000-memory.dmp upx behavioral2/memory/108-12-0x00000000009B0000-0x0000000000CB5000-memory.dmp upx behavioral2/memory/108-19-0x00000000009B0000-0x0000000000CB5000-memory.dmp upx - 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 6dee2720 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 6dee2720 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.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 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6dee2720 - 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:" 6dee2720 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6dee2720 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6dee2720 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6dee2720 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 6dee2720 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6dee2720 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6dee2720 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6dee2720 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6dee2720 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 108 6dee2720 108 6dee2720 108 6dee2720 108 6dee2720 108 6dee2720 108 6dee2720 108 6dee2720 108 6dee2720 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Token: SeTcbPrivilege 1016 3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe Token: SeDebugPrivilege 108 6dee2720 Token: SeTcbPrivilege 108 6dee2720
Processes
-
C:\Users\Admin\AppData\Local\Temp\3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe"C:\Users\Admin\AppData\Local\Temp\3c40fec4cebdf8173b261539fccd4ad287620b7d36fa8a01ef600b75511046bc.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 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:1016
-
C:\Windows\Syswow64\6dee2720C:\Windows\Syswow64\6dee27201⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 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:108
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\6dee2720
- Size 3.0MB
- SHA256 7011345760bb7deeaed143d0226068b72359ab6d6960e0c5ddab04ecfe61643d
- MD5 1ce3a6b4542e854d4459fa43e61ad334
- SHA1 e2d3e8f1105b97dd520c942a349f7ce22913bdbc
- SHA512 259351c742fb87fc3c9d64e266b10921a54cca8ad54e2257ab9be295f62e8e2c8b9ef76f6720028e01c91fb04853b4d0be02a6ab2df13df9485e6f9504e9c208
- SSDEEP 49152:MA/JuTQKqVmgbQIzZMPXpB91rHpn/qKmNAOaG6IOY/:L/whnLrHp/qKm2/Sb/
- TLSH T168E55953EB914AE8E39D0536DF544150E72AF2256BEF13A27428420DDE83387BF61A3D
- MD5 SHA1 SHA512 SSDEEP TLSH