Analysis
- max time kernel
150s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
15/04/2026, 20:37
Behavioral task
behavioral1
Sample
6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe
- Size 1024KB
- Sample260415-zd5m2act3x
- SHA256 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf
- MD5 65ee0c7ed348c3be3c17cf7abf3dbef1
- SHA1 e6af3d236650bdcb40add1984e51d802f72c1311
- SHA512 ecaa4e550d0bd8b116e7fb7cf12990ae6845090c3000019ebc816ddf520be50f6d993e59d6c3d91682371d3932d6be21f26abddc177c74e836fc88ea3fbc24c1
- SSDEEP 12288:6SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidH:hvO2xJKRw2kOkx2LFRvcU6UQOJdH
- TLSH T17B256C31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 5100 3bfb4210 - 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 1 114.114.114.114 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Destination IP 2 223.5.5.5 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Destination IP 9 114.114.114.114 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Destination IP 11 223.5.5.5 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 3bfb4210 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3bfb4210 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 3bfb4210 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 3bfb4210 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 3bfb4210 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 3bfb4210 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 3bfb4210 File created C:\Windows\SysWOW64\3bfb4210 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 3bfb4210 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 3bfb4210 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 3bfb4210 -
resource yara_rule behavioral2/memory/3680-0-0x0000000000220000-0x00000000002AC000-memory.dmp upx behavioral2/files/0x000c0000000259a4-2.dat upx behavioral2/memory/5100-4-0x00000000007B0000-0x000000000083C000-memory.dmp upx behavioral2/memory/3680-12-0x0000000000220000-0x00000000002AC000-memory.dmp upx behavioral2/memory/5100-13-0x00000000007B0000-0x000000000083C000-memory.dmp upx behavioral2/memory/5100-24-0x00000000007B0000-0x000000000083C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\575058 3bfb4210 File opened for modification C:\Windows\3f00c0 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.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 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3bfb4210 - 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" 3bfb4210 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 3bfb4210 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 3bfb4210 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 3bfb4210 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 3bfb4210 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 3bfb4210 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 3bfb4210 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 3bfb4210 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 3bfb4210 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 5100 3bfb4210 5100 3bfb4210 5100 3bfb4210 5100 3bfb4210 5100 3bfb4210 5100 3bfb4210 5100 3bfb4210 5100 3bfb4210 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Token: SeTcbPrivilege 3680 6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe Token: SeDebugPrivilege 5100 3bfb4210 Token: SeTcbPrivilege 5100 3bfb4210
Processes
-
C:\Users\Admin\AppData\Local\Temp\6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.exe"C:\Users\Admin\AppData\Local\Temp\6db14383ce3cd1729e8617321c1bb09f774081b17b44defdcee188c05e6fdbbf.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:3680
-
C:\Windows\Syswow64\3bfb4210C:\Windows\Syswow64\3bfb42101⤵
- 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:5100
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\3bfb4210
- Size 1024KB
- SHA256 f1e3d1187477d7679815c5288878da878ecf197c39a752491b5ae9970ae0769f
- MD5 9cc6775d0ff48295d2ef19298d8c413d
- SHA1 c4d6142480c6d7271666f1456c5b4aba3c79f8e9
- SHA512 1e2b3d1957ab2a327176516018551300ad904b35630fed65ecc3f0a47a2fa5677524a7a26d833c2aa5bd9d3fe23bb949229b362507d7c2c73d8cc0d6a5675679
- SSDEEP 12288:dSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/LikGU5rCOTeidH:8vO2xJKRw2kOkx2LFRvcU6UQOJdH
- TLSH T10F256C31E681C036D5B34571C6FA4BBBA9647D21531165CBA3C47A2A2FB37D2BA3130E
- MD5 SHA1 SHA512 SSDEEP TLSH