Analysis
- max time kernel
148s - max time network
147s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
10/08/2026, 22:15
Behavioral task
behavioral1
Sample
def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
10 signatures
150 seconds
General
- Target def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe
- Size 1.2MB
- Sample260810-16pmysvvcv
- SHA256 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60
- MD5 d795dc26bea8e2cb22285e2bcda677b2
- SHA1 b56c93cb8a1638859c8289cc5554614dcc759af6
- SHA512 9e6bcc1c7129d3246d73a2c33a03fa1c93d00b88fefbbec8b6db98365ef77cc6e361e2aa538a0102339a0c4b2b6944c069fceee4450739603eebbd0f14e46784
- SSDEEP 24576:/vO2xJKRw2kOkx2LFRvhuZ98Es8k3OH3C0rQ6+y:/HHKe2WQXhuTtS0rQi
- TLSH T19B559E31E641C036D4A70176C6B94BBFA578BD22072555CBE3D43A6A2F722D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2848 575fa34c - 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 18 114.114.114.114 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe Destination IP 19 223.5.5.5 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe Destination IP 4 114.114.114.114 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe Destination IP 5 223.5.5.5 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 575fa34c File created C:\Windows\SysWOW64\575fa34c def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 575fa34c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 575fa34c -
resource yara_rule behavioral2/memory/2652-0-0x0000000000660000-0x00000000006EC000-memory.dmp upx behavioral2/files/0x000a000000019cb8-2.dat upx behavioral2/memory/2848-3-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/memory/2652-12-0x0000000000660000-0x00000000006EC000-memory.dmp upx behavioral2/memory/2848-13-0x0000000000FB0000-0x000000000103C000-memory.dmp upx behavioral2/memory/2848-30-0x0000000000FB0000-0x000000000103C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\30c240 575fa34c File opened for modification C:\Windows\2d6738 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.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 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 575fa34c - 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 575fa34c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 575fa34c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 575fa34c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 575fa34c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 575fa34c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 575fa34c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 575fa34c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 575fa34c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 575fa34c - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 575fa34c Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 575fa34c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2848 575fa34c 2848 575fa34c 2848 575fa34c 2848 575fa34c 2848 575fa34c 2848 575fa34c 2848 575fa34c 2848 575fa34c 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe Token: SeTcbPrivilege 2652 def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe Token: SeDebugPrivilege 2848 575fa34c Token: SeTcbPrivilege 2848 575fa34c
Processes
-
C:\Users\Admin\AppData\Local\Temp\def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.exe"C:\Users\Admin\AppData\Local\Temp\def4fd6bbd3130e8ce8aa8447ebaae4750fbeab169781da79f195ea6e70c9b60.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:2652
-
C:\Windows\Syswow64\575fa34cC:\Windows\Syswow64\575fa34c1⤵
- 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:2848
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\575fa34c
- Size 1.2MB
- SHA256 72f67ed950c04a0d6131a76534a1314090877550d45785dcc381ab00d63f1268
- MD5 41c228ac6eeb7879a40a88d81a35aef6
- SHA1 b98d485d15964bcf8245a0f3e98e1500470bebf5
- SHA512 1b044402926e75847173a13b4ec1adf94bf1de7320a52ec5b8e12074c2f6c37024aec31a4049fdaa7b214111a34742b24e674f4f307781c54080b4a811ae0205
- SSDEEP 24576:NvO2xJKRw2kOkx2LFRvhuZ98Es8k3OH3C0rQ6+y:NHHKe2WQXhuTtS0rQi
- TLSH T14E559E31E641C036D4A70176C6B94BBFA578BD22072555CBE3D43A6A2F722D2AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH