Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 04:16
Behavioral task
behavioral1
Sample
c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe
- Size 560KB
- Sample260529-evv5pscy7x
- SHA256 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936
- MD5 5a47b494fe3e73a6a90cd27ab0ed6ed3
- SHA1 969dffce7f2986fe1dc23a37e376db4543ff05ac
- SHA512 4bb9a7cbc1d1a27982ab7469848927cc70f0b807c680f21c18f9c7e3a92e291b422d1e9c10a59199b4f7ec99b910e9ce0aaf23f771ef2182cb6bf34c55a78a88
- SSDEEP 6144:9gye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:9I7OE4kopQzNKFyLWDHsOkxHy
- TLSH T148C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3976 505f11dc - 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 11 223.5.5.5 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe Destination IP 1 114.114.114.114 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe Destination IP 2 223.5.5.5 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe Destination IP 10 114.114.114.114 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 505f11dc File created C:\Windows\SysWOW64\505f11dc c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 505f11dc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 505f11dc -
resource yara_rule behavioral2/memory/1132-0-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/files/0x000800000002ae9d-2.dat upx behavioral2/memory/3976-4-0x00000000005C0000-0x000000000064C000-memory.dmp upx behavioral2/memory/1132-12-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/memory/3976-13-0x00000000005C0000-0x000000000064C000-memory.dmp upx behavioral2/memory/3976-33-0x00000000005C0000-0x000000000064C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\441210 505f11dc File opened for modification C:\Windows\136158 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.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 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 505f11dc - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 505f11dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 505f11dc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 505f11dc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 505f11dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 505f11dc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 505f11dc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 505f11dc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 505f11dc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 505f11dc - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3976 505f11dc 3976 505f11dc 3976 505f11dc 3976 505f11dc 3976 505f11dc 3976 505f11dc 3976 505f11dc 3976 505f11dc 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe Token: SeTcbPrivilege 1132 c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe Token: SeDebugPrivilege 3976 505f11dc Token: SeTcbPrivilege 3976 505f11dc
Processes
-
C:\Users\Admin\AppData\Local\Temp\c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.exe"C:\Users\Admin\AppData\Local\Temp\c2047be5bd5272b4c3f723d24a905e2701e944a7b00a91d3654b47f8ac28a936.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:1132
-
C:\Windows\Syswow64\505f11dcC:\Windows\Syswow64\505f11dc1⤵
- 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:3976
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\505f11dc
- Size 560KB
- SHA256 87a77351a54a33ea5457fa6ca23c14c2596a26fc9d96ecdcbbb507a46ce90106
- MD5 937e367ddfcc46468f4bbee10e8c055f
- SHA1 e0834b4c9091c242f5cfeedcb8e2eec133924ec1
- SHA512 c80331d46e38c1bb63fe43843d5590d5bbd35125e33e8da5531ccb2b22e66e2e1a9b869c6e680e0f8f607a60769f538bee871f289ea22206c95514c529d99b45
- SSDEEP 6144:+gye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:+I7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1FAC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH