Analysis
- max time kernel
149s - max time network
151s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 20:56
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe
- Size 395KB
- Sample260529-zrd28set51
- SHA256 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21
- MD5 cbb4f15a90a45b4da2158fde729f7302
- SHA1 fba1b17e7589b16b654353ad6d1e18343f609371
- SHA512 8a237b1c92d9b3a459d724630ff364455f337783a43bca20246ee2af0662097da6afe440535215b62e0100d2bc165b7a4103f979b42013ced6b90fc9331de5dd
- SSDEEP 6144:RcbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:RCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T113846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2348 78276027 - 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 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe Destination IP 2 223.5.5.5 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe Destination IP 11 114.114.114.114 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe Destination IP 12 223.5.5.5 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 78276027 File created C:\Windows\SysWOW64\78276027 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 78276027 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 78276027 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2832d8 78276027 File opened for modification C:\Windows\1f1730 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.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 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 78276027 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 78276027 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 78276027 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 78276027 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 78276027 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 78276027 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 78276027 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 78276027 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 78276027 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 78276027 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2348 78276027 2348 78276027 2348 78276027 2348 78276027 2348 78276027 2348 78276027 2348 78276027 2348 78276027 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe Token: SeTcbPrivilege 1816 38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe Token: SeDebugPrivilege 2348 78276027 Token: SeTcbPrivilege 2348 78276027
Processes
-
C:\Users\Admin\AppData\Local\Temp\38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.exe"C:\Users\Admin\AppData\Local\Temp\38e87c6d93eea7c4ce8952870e5a1e137aafc9fa39885cc9af9df23c571a1d21.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:1816
-
C:\Windows\Syswow64\78276027C:\Windows\Syswow64\782760271⤵
- 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:2348
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\78276027
- Size 395KB
- SHA256 51b271e61feeb519425101b2f8255daef8d64731b97eadadded6aed39dcfdc2a
- MD5 19ae8e40ec73af4957ee3937bf61bbf9
- SHA1 9b743c58559f6688ced7c807acaa4fe803a02e96
- SHA512 864de2f783175458c6f45e713185b40c9ff518d61e95532eb0e3309aca6e83e7f9d0afe72171ef1cbb830dd4e303331830592e70eca8761c6dbc8375b51f7b44
- SSDEEP 6144:mcbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:mCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T179846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH