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
02/08/2026, 05:14
Behavioral task
behavioral1
Sample
71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe
- Size 560KB
- Sample260802-fw2jjsde63
- SHA256 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd
- MD5 c322f46405657ad87a765b9f2e22672c
- SHA1 694fc66b5b6fe01a8c923a055dcd4a55dd8359e5
- SHA512 423a6fcb944c0661430ccba4ecd6fd3d56728cadfbb20a827582b938476f14be07a5e0cf41e944dbf5d149abf9be1cb1413b87e4458a6c2ef0d1a6ad82ba948c
- SSDEEP 6144:Ggye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:GI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T15EC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3736 6fb7da8 - 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 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe Destination IP 4 223.5.5.5 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe Destination IP 57 114.114.114.114 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe Destination IP 58 223.5.5.5 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe - Drops file in System32 directory 13 IoCs
description ioc Process File created C:\Windows\SysWOW64\6fb7da8 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6fb7da8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6fb7da8 -
resource yara_rule behavioral1/memory/5096-0-0x00000000003D0000-0x000000000045C000-memory.dmp upx behavioral1/files/0x00130000000243db-3.dat upx behavioral1/memory/3736-4-0x0000000000440000-0x00000000004CC000-memory.dmp upx behavioral1/memory/5096-10-0x00000000003D0000-0x000000000045C000-memory.dmp upx behavioral1/memory/3736-11-0x0000000000440000-0x00000000004CC000-memory.dmp upx behavioral1/memory/3736-25-0x0000000000440000-0x00000000004CC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\573ed0 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe File opened for modification C:\Windows\3ff630 6fb7da8 - 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 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6fb7da8 - 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 6fb7da8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6fb7da8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6fb7da8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6fb7da8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6fb7da8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6fb7da8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6fb7da8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6fb7da8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6fb7da8 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3736 6fb7da8 3736 6fb7da8 3736 6fb7da8 3736 6fb7da8 3736 6fb7da8 3736 6fb7da8 3736 6fb7da8 3736 6fb7da8 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe Token: SeTcbPrivilege 5096 71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe Token: SeDebugPrivilege 3736 6fb7da8 Token: SeTcbPrivilege 3736 6fb7da8
Processes
-
C:\Users\Admin\AppData\Local\Temp\71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.exe"C:\Users\Admin\AppData\Local\Temp\71297f6f68a7e025e7ff0c77f00bbd3b9b2902181289dc6436d1aad6dc7f48fd.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:5096
-
C:\Windows\Syswow64\6fb7da8C:\Windows\Syswow64\6fb7da81⤵
- 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:3736
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\6fb7da8
- Size 560KB
- SHA256 db160d1c42018d8942dcb4fd9f1819180a85902a5ec7b95db801d7a990176369
- MD5 fa8c0bb3e141eb9d190ad3b8c3d3612e
- SHA1 76a4f57e3dece9128a085a58cdbed2a19c5b9691
- SHA512 8e18b4940bbcc537e5c578fa240410e4dbca2d2e01ddf5387fecc7a1e04258b5d6f68484949d62de7ced932cc4ed634039c9521e11bd5890fcebdfdd39a4e1fe
- SSDEEP 6144:Xgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:XI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1BCC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH