Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-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 3416 9e1caa55 - 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 1 114.114.114.114 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 7 223.5.5.5 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 20 114.114.114.114 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Destination IP 21 223.5.5.5 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9e1caa55 File created C:\Windows\SysWOW64\9e1caa55 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9e1caa55 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9e1caa55 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3a7bb0 9e1caa55 File opened for modification C:\Windows\3ce148 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 9e1caa55 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9e1caa55 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9e1caa55 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9e1caa55 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 9e1caa55 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 9e1caa55 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 9e1caa55 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9e1caa55 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9e1caa55 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9e1caa55 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3416 9e1caa55 3416 9e1caa55 3416 9e1caa55 3416 9e1caa55 3416 9e1caa55 3416 9e1caa55 3416 9e1caa55 3416 9e1caa55 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Token: SeTcbPrivilege 3556 531a16ff26f340123047682635e7d0b63e748440164d8855cb9f59d146f65b44.exe Token: SeDebugPrivilege 3416 9e1caa55 Token: SeTcbPrivilege 3416 9e1caa55
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:3556
-
C:\Windows\Syswow64\9e1caa55C:\Windows\Syswow64\9e1caa551⤵
- 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:3416
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9e1caa55
- Size 960KB
- SHA256 2e9eb56caa7856b3a0bcabb8f8ee6ba947491642a7e37656fa859ca058261bc8
- MD5 cceaca5de7aa15a57f5d304d764ee971
- SHA1 fcf226d88ec66f9b84732132a0e427d484c154ba
- SHA512 b7175346529235b1aaed4c9d039880610bee9ac1f00465d5856955b14e89db7c9dbf0ba89a38a967de1a8253c8c3a08e48d6ed561007411e81b78c0d7f92ca20
- SSDEEP 24576:bvO2xJKRI2FOkx2LFEvcUQPxuZ98Es8k3OQ:bHHKO29QG5QZuT2
- TLSH T17F257C31E641C03AD4A741B686BA4BBFA4787D25031565C7E3D43E6A2FB22D27E3170E
- MD5 SHA1 SHA512 SSDEEP TLSH