Analysis
- max time kernel
148s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 20:53
Behavioral task
behavioral1
Sample
9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe
- Size 2.5MB
- Sample260820-zpc26aff87
- SHA256 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0
- MD5 da7eb5695973574d590c96297092cb10
- SHA1 49e3629b104b78da9a339fe4987cd31bd9347bed
- SHA512 4ac2860503ba7d7cbf087af22ed9930f70fb893da770b42ff426477adf22d9e3727e1c792eebe37d52c83e553c0510ecb494f687d5c172855f5eb98d9db9abde
- SSDEEP 49152:1HHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:1nKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T17EC58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3196 b5e4c4a8 - 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 2 223.5.5.5 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe Destination IP 17 114.114.114.114 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe Destination IP 18 223.5.5.5 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe Destination IP 1 114.114.114.114 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.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\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b5e4c4a8 File created C:\Windows\SysWOW64\b5e4c4a8 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b5e4c4a8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b5e4c4a8 -
resource yara_rule behavioral2/memory/800-0-0x0000000000F50000-0x0000000000FDC000-memory.dmp upx behavioral2/memory/3196-3-0x0000000000430000-0x00000000004BC000-memory.dmp upx behavioral2/files/0x000800000001b85f-2.dat upx behavioral2/memory/800-16-0x0000000000F50000-0x0000000000FDC000-memory.dmp upx behavioral2/memory/3196-17-0x0000000000430000-0x00000000004BC000-memory.dmp upx behavioral2/memory/3196-32-0x0000000000430000-0x00000000004BC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\36b778 b5e4c4a8 File opened for modification C:\Windows\db240 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.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 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b5e4c4a8 - 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 b5e4c4a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b5e4c4a8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b5e4c4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b5e4c4a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b5e4c4a8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b5e4c4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b5e4c4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b5e4c4a8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b5e4c4a8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3196 b5e4c4a8 3196 b5e4c4a8 3196 b5e4c4a8 3196 b5e4c4a8 3196 b5e4c4a8 3196 b5e4c4a8 3196 b5e4c4a8 3196 b5e4c4a8 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe Token: SeTcbPrivilege 800 9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe Token: SeDebugPrivilege 3196 b5e4c4a8 Token: SeTcbPrivilege 3196 b5e4c4a8
Processes
-
C:\Users\Admin\AppData\Local\Temp\9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.exe"C:\Users\Admin\AppData\Local\Temp\9b63dbaa4e81df5da51655a29ea1b5117618d900f76c5c49dcce8e4e68e705b0.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:800
-
C:\Windows\Syswow64\b5e4c4a8C:\Windows\Syswow64\b5e4c4a81⤵
- 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:3196
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b5e4c4a8
- Size 2.5MB
- SHA256 177d89240658a359c2d176f5302184013551b45afbb4e7c37100e4ec1ae52a38
- MD5 ad6616e3136f35db7f29b020ce676ed5
- SHA1 fc761ee8b7e309353b70a65a84d8d15b85e1d97f
- SHA512 7e8bbe4eb5a95adadced044f6a606a6c420ef5b1c380e6db7965e09f86b7b9a686acee613b27129b3fa0cac4fb3f445dc041978b04ddb5630cc549df070c115e
- SSDEEP 49152:3HHKe2WQX56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtN:3nKGEkOhCXHHFZMjHfUKkVWsT
- TLSH T1B8C58E31E6818136D1B34671C6FA57BBA5247C211721A5CFA3C87A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH