Analysis
- max time kernel
150s - max time network
153s - 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, 14:26
Behavioral task
behavioral1
Sample
4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe
- Size 576KB
- Sample260816-rrzpyadh76
- SHA256 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136
- MD5 d520add750a05e70d9a9225bd4e3f9e2
- SHA1 2e1880dac73df89eede1de68e028728731c92955
- SHA512 e6c7d8320374e76b06e3011ef0df4daca9359cf4984789480e5608f0f0d86c25b5676cce2488be10d528412c7725bff6939be669949a5ce6c63efbd99c6dbe2e
- SSDEEP 12288:4qXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:4jHPOSOkx2LFscUQPK
- TLSH T16DC47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1620 923a3f48 - 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 13 223.5.5.5 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe Destination IP 1 114.114.114.114 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe Destination IP 4 223.5.5.5 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe Destination IP 12 114.114.114.114 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 923a3f48 File created C:\Windows\SysWOW64\923a3f48 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 923a3f48 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 923a3f48 -
resource yara_rule behavioral2/memory/4864-0-0x0000000000EF0000-0x0000000000F79000-memory.dmp upx behavioral2/files/0x000a00000001b85c-2.dat upx behavioral2/memory/1620-3-0x0000000000A20000-0x0000000000AA9000-memory.dmp upx behavioral2/memory/4864-10-0x0000000000EF0000-0x0000000000F79000-memory.dmp upx behavioral2/memory/1620-12-0x0000000000A20000-0x0000000000AA9000-memory.dmp upx behavioral2/memory/4864-25-0x0000000000EF0000-0x0000000000F79000-memory.dmp upx behavioral2/memory/1620-26-0x0000000000A20000-0x0000000000AA9000-memory.dmp upx behavioral2/memory/1620-34-0x0000000000A20000-0x0000000000AA9000-memory.dmp upx behavioral2/memory/4864-48-0x0000000000EF0000-0x0000000000F79000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1bbc28 923a3f48 File opened for modification C:\Windows\534600 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.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 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 923a3f48 - 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\History\CachePrefix = "Visited:" 923a3f48 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 923a3f48 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 923a3f48 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 923a3f48 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 923a3f48 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 923a3f48 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 923a3f48 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 923a3f48 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 923a3f48 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1620 923a3f48 1620 923a3f48 1620 923a3f48 1620 923a3f48 1620 923a3f48 1620 923a3f48 1620 923a3f48 1620 923a3f48 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe Token: SeTcbPrivilege 4864 4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe Token: SeDebugPrivilege 1620 923a3f48 Token: SeTcbPrivilege 1620 923a3f48
Processes
-
C:\Users\Admin\AppData\Local\Temp\4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.exe"C:\Users\Admin\AppData\Local\Temp\4dedbfa15f53dcd29a0cb6b071b7d8c9e5bade07b9844db27bb9057ee1d2e136.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:4864
-
C:\Windows\Syswow64\923a3f48C:\Windows\Syswow64\923a3f481⤵
- 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:1620
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\923a3f48
- Size 576KB
- SHA256 44ce2aae4be8cd27fe4d0cfb9f9791f26f09fe81f844e0a7cf31287e7290014b
- MD5 1841f93bb1641d52208ba3bb9bb343de
- SHA1 bb2f52eefb52712e281396da08b606e9ee4047b5
- SHA512 e547a4c55fa103f616139ee04cf5412a74eb809b98d21216b9a6f4d21a100bcc3a8b4c21738d1beabcebf0995b3b634bf1aa394a180f21a1976fd45d58360a27
- SSDEEP 12288:VqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3K:VjHPOSOkx2LFscUQPK
- TLSH T16BC47C31E201C03AD1A74572C6FE0BAFA568BD24431562C7A3D479762FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH