Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/08/2026, 01:57
Behavioral task
behavioral1
Sample
2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe
- Size 560KB
- Sample260819-cddg8ack41
- SHA256 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa
- MD5 919345d01f88b83df68badd006e44da2
- SHA1 07952bfb783dcc8c1b1093f93eb3911c995f392b
- SHA512 73b07bd14f9174dc2ceaaa25a1348af53bacbe6ed59c8db970dff477a451c81e6157fa782b7a1d282bce7bfad2b73f8e44cb2afcfd87b1f0a2634274b6bb8267
- SSDEEP 6144:kgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:kI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T121C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2428 29d5510b - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 15 223.5.5.5 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe Destination IP 58 114.114.114.114 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe Destination IP 59 223.5.5.5 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe Destination IP 1 114.114.114.114 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe Destination IP 2 223.5.5.5 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe Destination IP 14 114.114.114.114 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.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 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 29d5510b File created C:\Windows\SysWOW64\29d5510b 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 29d5510b File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 29d5510b -
resource yara_rule behavioral2/memory/4372-0-0x0000000000120000-0x00000000001AC000-memory.dmp upx behavioral2/files/0x000600000001b85f-2.dat upx behavioral2/memory/2428-3-0x0000000000710000-0x000000000079C000-memory.dmp upx behavioral2/memory/4372-10-0x0000000000120000-0x00000000001AC000-memory.dmp upx behavioral2/memory/2428-11-0x0000000000710000-0x000000000079C000-memory.dmp upx behavioral2/memory/2428-34-0x0000000000710000-0x000000000079C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\299178 29d5510b File opened for modification C:\Windows\4ad9a8 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.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 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 29d5510b - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 29d5510b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 29d5510b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 29d5510b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 29d5510b Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 29d5510b Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 29d5510b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 29d5510b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 29d5510b Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 29d5510b - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2428 29d5510b 2428 29d5510b 2428 29d5510b 2428 29d5510b 2428 29d5510b 2428 29d5510b 2428 29d5510b 2428 29d5510b 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe Token: SeTcbPrivilege 4372 2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe Token: SeDebugPrivilege 2428 29d5510b Token: SeTcbPrivilege 2428 29d5510b
Processes
-
C:\Users\Admin\AppData\Local\Temp\2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.exe"C:\Users\Admin\AppData\Local\Temp\2871491afd68ef89c4a8db639461eccbd08947febb89dded02fcb80fad7a61fa.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:4372
-
C:\Windows\Syswow64\29d5510bC:\Windows\Syswow64\29d5510b1⤵
- 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:2428
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\29d5510b
- Size 560KB
- SHA256 da8e03ed50515d2305ce2f84013a706c15d70f5694bd2e6e61135e3f2289775d
- MD5 8d42faef5a7597f98d17824fe2cf6308
- SHA1 840fe0f8f8d3ba9f1ba2a71cca62c9345af2b863
- SHA512 997e17f298fe501d0e6d13fe3bf997db9e337dec942c072e5692bdc950058ab8150da383e5a0c2e65f8b2449cf7b632f56197b551be03e55432fda9ba4b4bf4d
- SSDEEP 6144:Dgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:DI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1E6C48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH