Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
10/08/2026, 22:27
Behavioral task
behavioral1
Sample
a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe
- Size 576KB
- Sample260810-2dfd9avwhv
- SHA256 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6
- MD5 879b4d9a65fc04d7f16573ce2fd7d94d
- SHA1 e3a21576afd5d55e294d382bccfa49c4422f64e9
- SHA512 17ef59d105e387cb6f1ced3cf32a3416a034814faf9ed09f4efd4743c85eea50e23e9e1059bff90ebe5741b854f3c836498182fc82262d92298df8a6af6bc574
- SSDEEP 6144:ucTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:uSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T100C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1380 58f53fda - 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 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe Destination IP 31 114.114.114.114 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe Destination IP 32 223.5.5.5 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe Destination IP 3 114.114.114.114 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe - Drops file in System32 directory 11 IoCs
description ioc Process File created C:\Windows\SysWOW64\58f53fda a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 58f53fda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 58f53fda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 58f53fda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 58f53fda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 58f53fda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 58f53fda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 58f53fda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 58f53fda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 58f53fda File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 58f53fda -
resource yara_rule behavioral1/memory/3304-0-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral1/files/0x00070000000238c4-2.dat upx behavioral1/memory/1380-4-0x0000000000730000-0x00000000007BC000-memory.dmp upx behavioral1/memory/3304-10-0x0000000000630000-0x00000000006BC000-memory.dmp upx behavioral1/memory/1380-11-0x0000000000730000-0x00000000007BC000-memory.dmp upx behavioral1/memory/1380-19-0x0000000000730000-0x00000000007BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\17a048 58f53fda File opened for modification C:\Windows\3890d0 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.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 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 58f53fda - 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 58f53fda Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 58f53fda Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 58f53fda Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 58f53fda Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 58f53fda Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 58f53fda Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 58f53fda Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 58f53fda Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 58f53fda - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 58f53fda Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 58f53fda - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1380 58f53fda 1380 58f53fda 1380 58f53fda 1380 58f53fda 1380 58f53fda 1380 58f53fda 1380 58f53fda 1380 58f53fda 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe Token: SeTcbPrivilege 3304 a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe Token: SeDebugPrivilege 1380 58f53fda Token: SeTcbPrivilege 1380 58f53fda
Processes
-
C:\Users\Admin\AppData\Local\Temp\a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.exe"C:\Users\Admin\AppData\Local\Temp\a5e93f61e1ee9e4ecf0a582eb58568ccb1ab3f369c6b37ada2a98bdc0fa54dd6.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:3304
-
C:\Windows\Syswow64\58f53fdaC:\Windows\Syswow64\58f53fda1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1380
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\58f53fda
- Size 576KB
- SHA256 a1e8b1d987cad227ba44580ea943087e4e5f2d08c54d0698ac8a9a4be1d2743b
- MD5 436898af8de0d3962a6d0a5f0e9aa66b
- SHA1 6b5f0c7b9a2e51450da996ad402983aabb70d1bd
- SHA512 6845a69388afd84b411059570a5c58bd1f33d23660becfa2d3b18b739caeaf40e99fc324273e9f8638e0014e42e1c2b5c4ae84f6c70936dbe18be1f5bf05f0f3
- SSDEEP 6144:VcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:VSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T196C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH