Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
16/09/2026, 09:38
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe
Resource
win11ltsc2024-20260911-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe
- Size 374KB
- Sample260916-ll2dpawwas
- SHA256 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e
- MD5 f233b3486c156b537e50545ff64a53a1
- SHA1 aa28ae01973f463f68b46a2371b8a31d8d43b143
- SHA512 a5edbda2e24702d578a9e2565034a6bc58c36802e1f3b1e66d5503fa0ae1652dca3f647589d27f1eebcc6ddc7bf22da60165b393d9832618272da6bd2b02316b
- SSDEEP 6144:5cTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOaxy8K:5SvO2x9mONvKRILSFnOkx2LIaxy
- TLSH T191846D2AF6A0D076C4B79579C4A257AAFBB1742137204ACFA390475A1F237E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3300 597ecfc - 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 1 114.114.114.114 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe Destination IP 2 223.5.5.5 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe Destination IP 34 114.114.114.114 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe Destination IP 35 223.5.5.5 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 597ecfc File created C:\Windows\SysWOW64\597ecfc bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 597ecfc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 597ecfc - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\387f48 597ecfc File opened for modification C:\Windows\f2268 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.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 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 597ecfc - 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:" 597ecfc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 597ecfc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 597ecfc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 597ecfc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 597ecfc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 597ecfc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 597ecfc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 597ecfc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 597ecfc - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3300 597ecfc 3300 597ecfc 3300 597ecfc 3300 597ecfc 3300 597ecfc 3300 597ecfc 3300 597ecfc 3300 597ecfc 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe Token: SeTcbPrivilege 884 bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe Token: SeDebugPrivilege 3300 597ecfc Token: SeTcbPrivilege 3300 597ecfc
Processes
-
C:\Users\Admin\AppData\Local\Temp\bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.exe"C:\Users\Admin\AppData\Local\Temp\bf50b76b17a032d808117ad3067b81de6df7191c0c725898bcc61c300d66af0e.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:884
-
C:\Windows\Syswow64\597ecfcC:\Windows\Syswow64\597ecfc1⤵
- 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:3300
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\597ecfc
- Size 374KB
- SHA256 895015935d8f45ff8a821eb0f6301979d4fce15b3b66329372b6c4dd4e74fd32
- MD5 ea9a8de0ab0037912db5808b174cee0d
- SHA1 e3115742fa26edb284591240620357b21414f07d
- SHA512 65ec8296044093c9f9fa780289f27c296ed50e3258241c727e19cfe97bcda26fb72e7d631276b6531072a565d8f63c0f405f1c829c33fc09f920739f5c6a57e1
- SSDEEP 6144:9cTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOaxy8K:9SvO2x9mONvKRILSFnOkx2LIaxy
- TLSH T1B6846D2AF6A0D076C4B79579C4A257AAFBB1742137204ACFA390475A1F237E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH