Analysis
- max time kernel
150s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
06/08/2026, 23:06
Behavioral task
behavioral1
Sample
406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe
- Size 830KB
- Sample260806-23vv8scj21
- SHA256 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7
- MD5 e179f04ab76a8bad590ad7337c4aba8e
- SHA1 4a430fe201cabd049d52ee9637cfbe026cdb12c0
- SHA512 e196304ead85fe536ec729a4aa8955ede80000914cae43bce6254e4da930bc7c676e705a14518bbe21250821fa9460268728ad641d7180e8db9c49af5d02e390
- SSDEEP 12288:GSvO2x9mONvKRhLSFtsOkx2LIaeyk5FAQjU/Lik8CQ3K:lvO2xJKRh2kOkx2LFxNcUQPK
- TLSH T1CC055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4160 9c71bb81 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 96 223.5.5.5 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 103 114.114.114.114 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 235 114.114.114.114 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 323 223.5.5.5 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 3 223.5.5.5 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 165 114.114.114.114 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 166 223.5.5.5 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 292 114.114.114.114 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 40 114.114.114.114 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 41 223.5.5.5 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 322 114.114.114.114 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 1 114.114.114.114 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 95 114.114.114.114 4160 9c71bb81 Destination IP 105 223.5.5.5 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 236 223.5.5.5 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 293 223.5.5.5 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 376 114.114.114.114 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Destination IP 377 223.5.5.5 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 9c71bb81 File created C:\Windows\SysWOW64\9c71bb81 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 9c71bb81 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 9c71bb81 -
resource yara_rule behavioral2/memory/5836-0-0x0000000000A70000-0x0000000000AFC000-memory.dmp upx behavioral2/memory/4160-3-0x0000000000590000-0x000000000061C000-memory.dmp upx behavioral2/files/0x0007000000016cf1-4.dat upx behavioral2/memory/5836-16-0x0000000000A70000-0x0000000000AFC000-memory.dmp upx behavioral2/memory/4160-17-0x0000000000590000-0x000000000061C000-memory.dmp upx behavioral2/memory/4160-40-0x0000000000590000-0x000000000061C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\473880 9c71bb81 File opened for modification C:\Windows\63ea18 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.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 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9c71bb81 - 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 9c71bb81 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 9c71bb81 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 9c71bb81 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 9c71bb81 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 9c71bb81 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 9c71bb81 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 9c71bb81 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 9c71bb81 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 9c71bb81 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4160 9c71bb81 4160 9c71bb81 4160 9c71bb81 4160 9c71bb81 4160 9c71bb81 4160 9c71bb81 4160 9c71bb81 4160 9c71bb81 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Token: SeTcbPrivilege 5836 406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe Token: SeDebugPrivilege 4160 9c71bb81 Token: SeTcbPrivilege 4160 9c71bb81
Processes
-
C:\Users\Admin\AppData\Local\Temp\406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.exe"C:\Users\Admin\AppData\Local\Temp\406bad237bde53a189e5ddce66539e9e02999993c59aad8e1e425e671aba85a7.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:5836
-
C:\Windows\Syswow64\9c71bb81C:\Windows\Syswow64\9c71bb811⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:4160
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\9c71bb81
- Size 830KB
- SHA256 bb5f7e6b6f82ab18b6c7e4fd383ae5518798b7766ba6b5b2759deb3b666a9b5e
- MD5 05bc20b23207b4319b1b5eda6156b402
- SHA1 9881b92b61a56908b37c3aab3d8e766375423b3b
- SHA512 f1e953cb01d567ba3f8e12142e514b1fa31ea5d81ce76ab3c6c739262a2f90f0dddeef4ac99ca69434886c903edc631d7b719c45b5b8fb500c187bbe655d7c8b
- SSDEEP 12288:zSvO2x9mONvKRhLSFtsOkx2LIaeyk5FAQjU/Lik8CQ3K:GvO2xJKRh2kOkx2LFxNcUQPK
- TLSH T13A055A31E641C03AD0A74575C6FA4BBFE964BD25131165CBA3C43A262FB36D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH