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
08/08/2026, 08:55
Behavioral task
behavioral1
Sample
4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe
- Size 560KB
- Sample260808-kvze1scf38
- SHA256 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38
- MD5 c04026b0bbf9473e55765c4b0cf6f6c2
- SHA1 55833306c20032791ec2ef9e3e8b57852faad958
- SHA512 a2ccc700df71bf1fda3777d49fa2b282a495b60be59608afb9b33e176ae6b598da29b36dca1b806d25df136303ba1b3a3507ff0a4eb66f93d2ecae6f5639251e
- SSDEEP 6144:rgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:rI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T15BC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4980 ec089c67 - 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 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe Destination IP 4 223.5.5.5 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe Destination IP 12 114.114.114.114 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe Destination IP 13 223.5.5.5 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe - Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\ec089c67 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 ec089c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE ec089c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies ec089c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 ec089c67 -
resource yara_rule behavioral2/memory/5644-0-0x0000000000F20000-0x0000000000FAC000-memory.dmp upx behavioral2/files/0x000d000000019cb1-2.dat upx behavioral2/memory/4980-3-0x0000000000090000-0x000000000011C000-memory.dmp upx behavioral2/memory/5644-10-0x0000000000F20000-0x0000000000FAC000-memory.dmp upx behavioral2/memory/4980-11-0x0000000000090000-0x000000000011C000-memory.dmp upx behavioral2/memory/4980-28-0x0000000000090000-0x000000000011C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\554268 ec089c67 File opened for modification C:\Windows\60a098 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.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 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ec089c67 - Modifies data under HKEY_USERS 8 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix ec089c67 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" ec089c67 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" ec089c67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" ec089c67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" ec089c67 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ ec089c67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" ec089c67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" ec089c67 - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4980 ec089c67 4980 ec089c67 4980 ec089c67 4980 ec089c67 4980 ec089c67 4980 ec089c67 4980 ec089c67 4980 ec089c67 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe Token: SeTcbPrivilege 5644 4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe Token: SeDebugPrivilege 4980 ec089c67 Token: SeTcbPrivilege 4980 ec089c67
Processes
-
C:\Users\Admin\AppData\Local\Temp\4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe"C:\Users\Admin\AppData\Local\Temp\4ef04643d9e2afaf94051d7b6db21a897091e31ec266cd050f1b42b5aaf62a38.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5644
-
C:\Windows\Syswow64\ec089c67C:\Windows\Syswow64\ec089c671⤵
- 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:4980
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\ec089c67
- Size 560KB
- SHA256 89ec862d7289c45312d6b0dc22c22a1d061ef16f4acc3fae1049f3ef0da33fe1
- MD5 f99bfdaa2dd358f25ea20747ef7dfeed
- SHA1 ea52cf0c37751a59a5c923d8021f4a699f587174
- SHA512 1e8cdeed0c598f78150ae275f159ea73466c706c7293c4664ca8c67c7484f2faffe067cc959a311091b0adc03b425b190c712c17ded20e761de6e8ce64006a26
- SSDEEP 6144:ggye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:gI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T171C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH