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
17/10/2026, 04:32
Behavioral task
behavioral1
Sample
f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe
- Size 560KB
- Sample261017-e5yctasw4l
- SHA256 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782
- MD5 0616225da7a163cdd6093415b2df79c1
- SHA1 358059e8cd15b337a745337595d6789057a5f0d5
- SHA512 7b43510f6c55f63be9ac9513c29cb50e0d50cbf9db28c92776ccb8e56a5d044f1751de8fae63745161553889757a64183c823b8904ec977509ec8ba0d39b7511
- SSDEEP 6144:FUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:FYsVOdhElvkCgvDLe4usOkxHy
- TLSH T1C1C48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4620 1dd5b950 - Unexpected DNS network traffic destination 20 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 290 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 376 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 429 114.114.114.114 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 3 114.114.114.114 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 181 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 289 114.114.114.114 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 321 114.114.114.114 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 375 114.114.114.114 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 6 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 94 114.114.114.114 4620 1dd5b950 Destination IP 180 114.114.114.114 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 322 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 430 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 39 114.114.114.114 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 148 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 235 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 40 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 95 223.5.5.5 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 145 114.114.114.114 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Destination IP 234 114.114.114.114 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1dd5b950 File created C:\Windows\SysWOW64\1dd5b950 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 1dd5b950 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 1dd5b950 -
resource yara_rule behavioral2/memory/6036-0-0x0000000000E10000-0x0000000000E9C000-memory.dmp upx behavioral2/files/0x000600000001b87d-2.dat upx behavioral2/memory/4620-3-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx behavioral2/memory/6036-18-0x0000000000E10000-0x0000000000E9C000-memory.dmp upx behavioral2/memory/4620-19-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx behavioral2/memory/4620-40-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4f1898 1dd5b950 File opened for modification C:\Windows\6756a8 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.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 1dd5b950 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 1dd5b950 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.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 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1dd5b950 - 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 1dd5b950 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1dd5b950 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1dd5b950 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1dd5b950 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1dd5b950 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 1dd5b950 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1dd5b950 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1dd5b950 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1dd5b950 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4620 1dd5b950 4620 1dd5b950 4620 1dd5b950 4620 1dd5b950 4620 1dd5b950 4620 1dd5b950 4620 1dd5b950 4620 1dd5b950 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Token: SeTcbPrivilege 6036 f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe Token: SeDebugPrivilege 4620 1dd5b950 Token: SeTcbPrivilege 4620 1dd5b950
Processes
-
C:\Users\Admin\AppData\Local\Temp\f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.exe"C:\Users\Admin\AppData\Local\Temp\f94d217000d3cf06607e918a2146c46fa503849ebd5706ab54dde755419e7782.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:6036
-
C:\Windows\Syswow64\1dd5b950C:\Windows\Syswow64\1dd5b9501⤵
- 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:4620
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\1dd5b950
- Size 560KB
- SHA256 b1f1a954beb64248fcb35ec3890f686425e8b84ed34df1aeee44e2c0a22d6a2d
- MD5 60c5b647b20bed68cef8379d79b28144
- SHA1 60ffe39455f6dbc051ec6c6e44dc7385483eadc8
- SHA512 15956dc302732d53e52081df7fe5dd26f82f33d7ff2fa8d7c070ed4c1d9ad0ac67a2a078e317ac9be29952f736c1bd0d4c8e9c1fd5dacd94680d655d2bc8e6c6
- SSDEEP 6144:mUJJuV1cdhIoA7vJ0CLoCgvDLe4AmFvirGcEOkCybEaQRuy8K:mYsVOdhElvkCgvDLe4usOkxHy
- TLSH T17BC48D29B6D0C036C5B39574C4A186BAEAB17432372549CFA3D5475A0F337E2BA7930E
- MD5 SHA1 SHA512 SSDEEP TLSH