Analysis
- max time kernel
150s - 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
31/08/2026, 04:30
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe
- Size 960KB
- Sample260831-e4tm8sef59
- SHA256 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44
- MD5 3c5d9a51ae1710eefb46623d33a34f77
- SHA1 e20151a4917ffd2455616d617a0ea27cf26352ef
- SHA512 685e4268306a9a8027c505af32682fba0798a8a1664dda10424df69bf5d5fb99c50e2d06f595be2360aca63e2a249cd68798bbbf0ab35514171f5fc394f6348b
- SSDEEP 24576:NvO2xJKRI2FOkx2LFEvcUQPxuZ98Es8k3OQ:NHHKO29QG5QZuT2
- TLSH T1AE257C31E641C03AD4A741B686BA4BBFA4787D25031565C7E3D43E6A2FB22D27E3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4788 662333c4 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 285 223.5.5.5 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 4 223.5.5.5 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 52 223.5.5.5 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 441 114.114.114.114 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 118 114.114.114.114 4788 662333c4 Destination IP 442 223.5.5.5 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 349 114.114.114.114 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 3 114.114.114.114 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 123 114.114.114.114 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 125 223.5.5.5 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 189 114.114.114.114 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 191 223.5.5.5 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 283 114.114.114.114 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 380 114.114.114.114 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 51 114.114.114.114 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 132 223.5.5.5 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 350 223.5.5.5 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 381 223.5.5.5 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\662333c4 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 662333c4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 662333c4 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\51f8e8 662333c4 File opened for modification C:\Windows\2a63d8 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.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 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 662333c4 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 662333c4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 662333c4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 662333c4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 662333c4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 662333c4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 662333c4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 662333c4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 662333c4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 662333c4 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4788 662333c4 4788 662333c4 4788 662333c4 4788 662333c4 4788 662333c4 4788 662333c4 4788 662333c4 4788 662333c4 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Token: SeTcbPrivilege 2476 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Token: SeDebugPrivilege 4788 662333c4 Token: SeTcbPrivilege 4788 662333c4
Processes
-
C:\Users\Admin\AppData\Local\Temp\531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe"C:\Users\Admin\AppData\Local\Temp\531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.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:2476
-
C:\Windows\Syswow64\662333c4C:\Windows\Syswow64\662333c41⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:4788
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\662333c4
- Size 960KB
- SHA256 a588aaef757d5dffad846e9851d476fe1d61c3df2be1581516ebe9b528542291
- MD5 6196a9a3d2bb14799039dad72c8f19b9
- SHA1 5e0fa60144d7ff788614a6bef9ce88279fcbb998
- SHA512 42782b3e465e78d00f665b5bb9559c235e44f3765edbee3ed9ea0370d4fa5c50fc6bdf64737fc69344fa7738b42170527a4913bea783194df1e43630a9dc43d2
- SSDEEP 24576:AvO2xJKRI2FOkx2LFEvcUQPxuZ98Es8k3OQ:AHHKO29QG5QZuT2
- TLSH T1C6257C31E641C03AD4A741B686BA4BBFA4787D25031565C7E3D43E6A2FB22D27E3170E
- MD5 SHA1 SHA512 SSDEEP TLSH