Analysis
- max time kernel
150s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/08/2026, 19:48
Behavioral task
behavioral1
Sample
6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe
- Size 560KB
- Sample260818-yjgbysyhmg
- SHA256 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b
- MD5 305f739abfc96b5033c5302d6d815fe1
- SHA1 a33cc9c3c608a4c9671c45a905b8a8b89f523e82
- SHA512 d279977b20dfd832b2cd8802f9421575e1ae9bfd5fc5cde45130fdcd282d0a0d86fc2602e2e9b53fede0d3b8acf7dfa3d575ff0500fe4b4855d61a72bc47fb6c
- SSDEEP 6144:agye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:aI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1FFC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1828 d7d9e554 - 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 126 223.5.5.5 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 187 114.114.114.114 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 354 114.114.114.114 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 355 223.5.5.5 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 386 223.5.5.5 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 447 223.5.5.5 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 3 114.114.114.114 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 284 114.114.114.114 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 287 223.5.5.5 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 385 114.114.114.114 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 52 223.5.5.5 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 139 223.5.5.5 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 188 223.5.5.5 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 446 114.114.114.114 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 4 223.5.5.5 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 122 114.114.114.114 1828 d7d9e554 Destination IP 123 114.114.114.114 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Destination IP 51 114.114.114.114 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.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 d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d7d9e554 File created C:\Windows\SysWOW64\d7d9e554 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d7d9e554 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d7d9e554 -
resource yara_rule behavioral1/memory/1672-0-0x00000000003E0000-0x000000000046C000-memory.dmp upx behavioral1/files/0x00240000000242e9-2.dat upx behavioral1/memory/1828-3-0x0000000000B30000-0x0000000000BBC000-memory.dmp upx behavioral1/memory/1672-16-0x00000000003E0000-0x000000000046C000-memory.dmp upx behavioral1/memory/1828-17-0x0000000000B30000-0x0000000000BBC000-memory.dmp upx behavioral1/memory/1828-34-0x0000000000B30000-0x0000000000BBC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1ca010 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe File opened for modification C:\Windows\1f4bc8 d7d9e554 - 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 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d7d9e554 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d7d9e554 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d7d9e554 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d7d9e554 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d7d9e554 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d7d9e554 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d7d9e554 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d7d9e554 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d7d9e554 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d7d9e554 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1828 d7d9e554 1828 d7d9e554 1828 d7d9e554 1828 d7d9e554 1828 d7d9e554 1828 d7d9e554 1828 d7d9e554 1828 d7d9e554 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Token: SeTcbPrivilege 1672 6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe Token: SeDebugPrivilege 1828 d7d9e554 Token: SeTcbPrivilege 1828 d7d9e554
Processes
-
C:\Users\Admin\AppData\Local\Temp\6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.exe"C:\Users\Admin\AppData\Local\Temp\6f1f81da319d72af051e08631cc8204de43829d6449d56b555a6d59fd14dac4b.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:1672
-
C:\Windows\Syswow64\d7d9e554C:\Windows\Syswow64\d7d9e5541⤵
- 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:1828
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d7d9e554
- Size 560KB
- SHA256 9a7773f33122638f21f22f6ef12f6353fd552f421036dd0e41e67201421e46c3
- MD5 38b594c9e1b131df7a5ab7633842a398
- SHA1 75eea26dc82ab8d6035f1ed9e403653dbb2ec9c5
- SHA512 1fe94bb9f8fcc6ba510e5c044fd347ef6f73febf2b4638943469621f1026742695427b9371f16566dc3db5481439e08f7d6b39854fa5be4fd1b611dd41c5f3a0
- SSDEEP 6144:mgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:mI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T154C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH