Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
17/08/2026, 00:59
Behavioral task
behavioral1
Sample
fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe
- Size 2.5MB
- Sample260817-bb9bfa1ale
- SHA256 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba
- MD5 20b024b469f6c41c8f9688975a11aaa7
- SHA1 a01206b39b2af3dc39ad5c761a1ef875223c6a30
- SHA512 ecfe9d08cde2cc7d6943135c0a1c4087c81205002083cd8c51c62f40b738d664f23d4f2aced9a902d9ad5ab781a15258c3cf6005c59a7ce6e6780ee1c18d50da
- SSDEEP 49152:UHHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:UnKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1AAC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4388 853e9c66 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 4 223.5.5.5 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe Destination IP 35 114.114.114.114 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe Destination IP 36 223.5.5.5 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe Destination IP 3 114.114.114.114 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\853e9c66 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 853e9c66 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 853e9c66 -
resource yara_rule behavioral1/memory/568-0-0x0000000000150000-0x00000000001DC000-memory.dmp upx behavioral1/files/0x000a000000024339-3.dat upx behavioral1/memory/4388-4-0x00000000006D0000-0x000000000075C000-memory.dmp upx behavioral1/memory/568-10-0x0000000000150000-0x00000000001DC000-memory.dmp upx behavioral1/memory/4388-11-0x00000000006D0000-0x000000000075C000-memory.dmp upx behavioral1/memory/4388-28-0x00000000006D0000-0x000000000075C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4b1fc8 853e9c66 File opened for modification C:\Windows\9b970 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.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 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 853e9c66 - 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:" 853e9c66 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 853e9c66 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 853e9c66 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 853e9c66 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 853e9c66 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 853e9c66 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 853e9c66 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 853e9c66 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 853e9c66 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4388 853e9c66 4388 853e9c66 4388 853e9c66 4388 853e9c66 4388 853e9c66 4388 853e9c66 4388 853e9c66 4388 853e9c66 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe Token: SeTcbPrivilege 568 fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe Token: SeDebugPrivilege 4388 853e9c66 Token: SeTcbPrivilege 4388 853e9c66
Processes
-
C:\Users\Admin\AppData\Local\Temp\fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe"C:\Users\Admin\AppData\Local\Temp\fde5014fcd846db3621ee1ff6018a2eec170306e7922b454f0c7109c6f535bba.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:568
-
C:\Windows\Syswow64\853e9c66C:\Windows\Syswow64\853e9c661⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4388
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\853e9c66
- Size 2.5MB
- SHA256 13c3029179cdbf7dac8cf53555b7e79921d9242807fd1d01fe6197ac8c874e4a
- MD5 31fb442e771e22ec3d3dbac0b9cbadc7
- SHA1 df8fcd4af31921d2d5bd6d80a088a22f0fc3defa
- SHA512 d19c8575e020b9e20b6416a60d5128fda7fa68a3de66d0e4e6248329aee1b753ce0558a461c16c6b95521d2ecdb6aedc70de85a7e46abca1c53290eecb5a731c
- SSDEEP 49152:4HHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:4nKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1A5C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH