Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-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 3464 91df1910 - 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 28 223.5.5.5 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Destination IP 1 114.114.114.114 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Destination IP 2 223.5.5.5 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Destination IP 27 114.114.114.114 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.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 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 91df1910 File created C:\Windows\SysWOW64\91df1910 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 91df1910 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 91df1910 -
resource yara_rule behavioral2/memory/6124-0-0x0000000000FF0000-0x000000000107C000-memory.dmp upx behavioral2/files/0x000a00000000083c-2.dat upx behavioral2/memory/3464-3-0x0000000000FE0000-0x000000000106C000-memory.dmp upx behavioral2/memory/6124-23-0x0000000000FF0000-0x000000000107C000-memory.dmp upx behavioral2/memory/3464-24-0x0000000000FE0000-0x000000000106C000-memory.dmp upx behavioral2/memory/3464-43-0x0000000000FE0000-0x000000000106C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3b4e10 91df1910 File opened for modification C:\Windows\68d858 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 91df1910 - 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 91df1910 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 91df1910 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 91df1910 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 91df1910 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 91df1910 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 91df1910 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 91df1910 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 91df1910 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 91df1910 - Suspicious behavior: EnumeratesProcesses 40 IoCs
pid Process 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 3464 91df1910 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Token: SeTcbPrivilege 6124 35884e194e795242e71e747c7e8d1d1d4e906626584b6d01d5c19519fa7fccfe.exe Token: SeDebugPrivilege 3464 91df1910 Token: SeTcbPrivilege 3464 91df1910
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:6124
-
C:\Windows\Syswow64\91df1910C:\Windows\Syswow64\91df19101⤵
- 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:3464
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\3b4e10
- Size 916B
- SHA256 80d8a52c8ae388333cded18dec1f9d2ccbb37d80d495b238f8f4fd8fa5e70fce
- MD5 53117e3593474ea9e2b53c8fa290dd98
- SHA1 6c92484840041218d7ca594e0c0d555b27e6676e
- SHA512 f099f6022c0bd3618ae70c3d9d2864048908a703f580a7d4983be9d62f28c48e80bbb3da19ce407a82b07b5ec7923a8f3982a130766466d79cb9bc6fd7d2c42c
- TLSH T1BC11E3A21854D6D29CBB01753BE21ECC36217A87C7CA42174CC361C3666375AE71A01E
- MD5 SHA1 SHA512 TLSH
- Path C:\Windows\SysWOW64\91df1910
- Size 1022KB
- SHA256 5726981827946751e5bca9fa9f64f918b4f484ad04a906a0ae461fd63e5ffba6
- MD5 89467a7ecc45734b33273999ed380278
- SHA1 c695df23204de523b635de918051cf8435845e05
- SHA512 7a273a76cf2373f7e7fe16eda48b5e8f8df12e2314f4797bb2aad3882f08221253c1bf99e45ba09cb84837cf0f4cd5d92a571530b6d93444d6c6f8fdd5dc3a46
- SSDEEP 12288:sSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Lik8CQ3uEuZ9oawhtyybA:fvO2xJKRw2kOkx2LFRvcUQPxuZ98c
- TLSH T107257C31E641C036D4A74176C6BA4BBFA578BD21432555C7E3C43A6A2FB32D2BA3170E
- MD5 SHA1 SHA512 SSDEEP TLSH