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
16/08/2026, 00:29
Behavioral task
behavioral1
Sample
026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe
- Size 560KB
- Sample260816-asyetsan21
- SHA256 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554
- MD5 488ebf186fdcae37c57be8b0103b4f51
- SHA1 670f804cc991ddc363b23d7688b564ff41ac5ef5
- SHA512 22707425bb9f6cb2274e3e8991aa85b8a394c0e87b8ab3ada927530c0d91aa7eca9131346839ed94da50e39ba1450339d8a93e1dae28d15f234e0ad53cdaabe3
- SSDEEP 6144:o6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:oO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T1C5C46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5500 361083e0 - 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 17 223.5.5.5 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe Destination IP 4 114.114.114.114 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe Destination IP 6 223.5.5.5 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe Destination IP 16 114.114.114.114 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 361083e0 File created C:\Windows\SysWOW64\361083e0 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 361083e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 361083e0 -
resource yara_rule behavioral2/memory/2496-0-0x0000000000D90000-0x0000000000E1C000-memory.dmp upx behavioral2/files/0x001000000001c57b-2.dat upx behavioral2/memory/5500-3-0x00000000001B0000-0x000000000023C000-memory.dmp upx behavioral2/memory/2496-16-0x0000000000D90000-0x0000000000E1C000-memory.dmp upx behavioral2/memory/5500-17-0x00000000001B0000-0x000000000023C000-memory.dmp upx behavioral2/memory/5500-26-0x00000000001B0000-0x000000000023C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5e2978 361083e0 File opened for modification C:\Windows\2abb80 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.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 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 361083e0 - 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 361083e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 361083e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 361083e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 361083e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 361083e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 361083e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 361083e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 361083e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 361083e0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 5500 361083e0 5500 361083e0 5500 361083e0 5500 361083e0 5500 361083e0 5500 361083e0 5500 361083e0 5500 361083e0 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe Token: SeTcbPrivilege 2496 026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe Token: SeDebugPrivilege 5500 361083e0 Token: SeTcbPrivilege 5500 361083e0
Processes
-
C:\Users\Admin\AppData\Local\Temp\026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.exe"C:\Users\Admin\AppData\Local\Temp\026ac2867559b471fa3b93eba8e0f2b6e6d22b14b1ddda3bbb68fc7332caa554.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:2496
-
C:\Windows\Syswow64\361083e0C:\Windows\Syswow64\361083e01⤵
- 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:5500
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\361083e0
- Size 560KB
- SHA256 551950def4fd41c1fb95062d1fb316e6b7d7361505281f434802c6e70ef37944
- MD5 7d1f9162c6bafb4625c1c78ef9d8869c
- SHA1 afdf1e7ab912512caa744fe22a7e667e8e7da952
- SHA512 6ea1a1069de4fd55fbcfb7f67ec304ba1af9aa41df4aafebb128fc05097d7a2b9a017c5ffc524173ce71bb042183195c86f6b29f56deb8d4244070351a531d89
- SSDEEP 6144:V6UE71cqQEoMr5C2iKLJChYSvL+8xPFxirGcEOkCybEaQRXr9HNdvOa+y8K:VO7OqQs42iKFChYSvL+8AsOkx2LIa+y
- TLSH T1BFC46C26B6A0D076C4B79574C4A28BA6FFB1742227244BCFA39047561F637E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH