Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/08/2026, 14:35
Behavioral task
behavioral1
Sample
35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe
- Size 1022KB
- Sample260807-ryb78axeke
- SHA256 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe
- MD5 f21a60ff266010be4bf3d85d5fe5e8f7
- SHA1 2eb207077e897ac9b3ca9483a4f8a404c06a7a89
- SHA512 9012fe121c539e5aae003f0a73f2cfef4f24e936d0fb3c289049b93455975ff503e46fbb7bc8846626dc9d0e7578160b43b38cc714983dd551dd3d9eb334e2f2
- SSDEEP 12288:7SvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEuZ9oawhtyybA:OvO2xJKRw2kOkx2LFRvcUQPxuZ98c
- TLSH T110257C31E641C036D4A74176C6BA4BBFA578BD21432555C7E3C43A6A2FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 6052 2a1cb580 - 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 3 114.114.114.114 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Destination IP 4 223.5.5.5 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Destination IP 35 114.114.114.114 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Destination IP 55 223.5.5.5 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 2a1cb580 File created C:\Windows\SysWOW64\2a1cb580 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 2a1cb580 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 2a1cb580 -
resource yara_rule behavioral1/memory/6016-0-0x00000000008B0000-0x000000000093C000-memory.dmp upx behavioral1/files/0x000300000002332c-2.dat upx behavioral1/memory/6052-4-0x00000000006B0000-0x000000000073C000-memory.dmp upx behavioral1/memory/6016-15-0x00000000008B0000-0x000000000093C000-memory.dmp upx behavioral1/memory/6052-16-0x00000000006B0000-0x000000000073C000-memory.dmp upx behavioral1/memory/6052-31-0x00000000006B0000-0x000000000073C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\679cc8 2a1cb580 File opened for modification C:\Windows\66ff00 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.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 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2a1cb580 - 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\Cookies\CachePrefix = "Cookie:" 2a1cb580 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2a1cb580 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 2a1cb580 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 2a1cb580 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 2a1cb580 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 2a1cb580 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 2a1cb580 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2a1cb580 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2a1cb580 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 6052 2a1cb580 6052 2a1cb580 6052 2a1cb580 6052 2a1cb580 6052 2a1cb580 6052 2a1cb580 6052 2a1cb580 6052 2a1cb580 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Token: SeTcbPrivilege 6016 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Token: SeDebugPrivilege 6052 2a1cb580 Token: SeTcbPrivilege 6052 2a1cb580
Processes
-
C:\Users\Admin\AppData\Local\Temp\35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe"C:\Users\Admin\AppData\Local\Temp\35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.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:6016
-
C:\Windows\Syswow64\2a1cb580C:\Windows\Syswow64\2a1cb5801⤵
- 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:6052
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\2a1cb580
- Size 1022KB
- SHA256 4061aa3ecec84fb02f00f86bb3a346b93efa851fc73b7ae9631f53a891562eaa
- MD5 71468e697db8daa660801a8b27e331ea
- SHA1 53337333e3393205b365ca5d37fc9f13f09fff23
- SHA512 e2f6a3e55c61b69ad4072b61b59c469646a8bb9f95c9a9fad32e062082dd0ac75cf8f6c52cff254277ac74fc4986911b97cda5902ff4db9607df4a6ba0500fc5
- SSDEEP 12288:LSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEuZ9oawhtyybA:+vO2xJKRw2kOkx2LFRvcUQPxuZ98c
- TLSH T1E0257C31E641C036D4A74176C6BA4BBFA578BD21432555C7E3C43A6A2FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH