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, 21:41
Behavioral task
behavioral1
Sample
1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe
- Size 766KB
- Sample260926-1j3lassbmd
- SHA256 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339
- MD5 0341cfbb93a3f1446101f7fc7ba4e021
- SHA1 050741b375405ae4dbc2ef3c5cc8fe307ce83ece
- SHA512 652c2f43af3d2d96813b2c5c0b11de0ed18c8c2d031546a2955346debe2906c3d5d0ca5289e9961679d737eef40a016cc007087cf2c647b99b7984d58bf15745
- SSDEEP 12288:qSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:xvO2xJKRw2kOkx2LFRvcUV
- TLSH T1AAF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5052 5f0cc70 - Unexpected DNS network traffic destination 29 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 40 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 319 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 405 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 523 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 610 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 320 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 376 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 554 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 182 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 94 114.114.114.114 5052 5f0cc70 Destination IP 181 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 460 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 553 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 5 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 236 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 289 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 290 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 41 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 149 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 406 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 463 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 611 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 235 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 374 114.114.114.114 5052 5f0cc70 Destination IP 524 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 6 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 95 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 150 223.5.5.5 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Destination IP 375 114.114.114.114 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\5f0cc70 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5f0cc70 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5f0cc70 -
resource yara_rule behavioral2/memory/2528-0-0x0000000000AD0000-0x0000000000B5C000-memory.dmp upx behavioral2/memory/5052-3-0x0000000000E30000-0x0000000000EBC000-memory.dmp upx behavioral2/files/0x000600000001b2e3-2.dat upx behavioral2/memory/2528-18-0x0000000000AD0000-0x0000000000B5C000-memory.dmp upx behavioral2/memory/5052-19-0x0000000000E30000-0x0000000000EBC000-memory.dmp upx behavioral2/memory/5052-44-0x0000000000E30000-0x0000000000EBC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2b47c0 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe File opened for modification C:\Windows\567df8 5f0cc70 - 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 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 5f0cc70 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 5f0cc70 - 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 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5f0cc70 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 5f0cc70 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 5f0cc70 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 5f0cc70 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 5f0cc70 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 5f0cc70 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 5f0cc70 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 5f0cc70 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 5f0cc70 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 5f0cc70 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5052 5f0cc70 5052 5f0cc70 5052 5f0cc70 5052 5f0cc70 5052 5f0cc70 5052 5f0cc70 5052 5f0cc70 5052 5f0cc70 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Token: SeTcbPrivilege 2528 1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe Token: SeDebugPrivilege 5052 5f0cc70 Token: SeTcbPrivilege 5052 5f0cc70
Processes
-
C:\Users\Admin\AppData\Local\Temp\1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.exe"C:\Users\Admin\AppData\Local\Temp\1fa4ece468a46e2cd38594ff757bdffa18a28678bcde26b9ac9a8e8b02419339.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:2528
-
C:\Windows\Syswow64\5f0cc70C:\Windows\Syswow64\5f0cc701⤵
- 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:5052
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\5f0cc70
- Size 766KB
- SHA256 95c2fd4f929c3e5bc5263b5aa0ad91e830f8c177bfd92a937d9ce66e598af66f
- MD5 1ac39ab12c1e0c4809426b979be784e7
- SHA1 fea2fb26bd1944be116bcab700ef70c1e8ec8a09
- SHA512 637e5a01597cb41579c1509bf478cc2ee9601e92eb2f6e8fc679e6127e2efa6d70b063a7d60087cd3457ec751dbb653997ae703964b877917a55b09fb548e6e4
- SSDEEP 12288:7SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:OvO2xJKRw2kOkx2LFRvcUV
- TLSH T104F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH