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
12/07/2026, 19:42
Behavioral task
behavioral1
Sample
85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe
- Size 525KB
- Sample260712-yes5ysh16w
- SHA256 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c
- MD5 15d49d07dfe235a3687eee1c66406822
- SHA1 74f373799b7809fddded3fa896e00673778d05b9
- SHA512 8ffcd9d66f90667ad3936fa5bd3e9ea9eb757782bd073f8153bb9d696b0c1f65d97ee14b6653c16fec47196312470289a60eddadd21b877f9826471f528401d5
- SSDEEP 6144:KcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:KSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T14EB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4820 6bcda12d - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 37 223.5.5.5 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe Destination IP 42 114.114.114.114 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe Destination IP 43 223.5.5.5 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe Destination IP 1 114.114.114.114 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe Destination IP 2 223.5.5.5 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe Destination IP 36 114.114.114.114 4820 6bcda12d - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6bcda12d File created C:\Windows\SysWOW64\6bcda12d 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 6bcda12d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 6bcda12d -
resource yara_rule behavioral2/memory/3848-0-0x0000000000BF0000-0x0000000000C7C000-memory.dmp upx behavioral2/files/0x000b00000001b87e-2.dat upx behavioral2/memory/4820-3-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/memory/3848-18-0x0000000000BF0000-0x0000000000C7C000-memory.dmp upx behavioral2/memory/4820-19-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx behavioral2/memory/4820-33-0x0000000000E50000-0x0000000000EDC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\528528 6bcda12d File opened for modification C:\Windows\41e110 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.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 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6bcda12d - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 6bcda12d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 6bcda12d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 6bcda12d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 6bcda12d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 6bcda12d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 6bcda12d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 6bcda12d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 6bcda12d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 6bcda12d - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 4820 6bcda12d 4820 6bcda12d 4820 6bcda12d 4820 6bcda12d 4820 6bcda12d 4820 6bcda12d 4820 6bcda12d 4820 6bcda12d 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe Token: SeTcbPrivilege 3848 85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe Token: SeDebugPrivilege 4820 6bcda12d Token: SeTcbPrivilege 4820 6bcda12d
Processes
-
C:\Users\Admin\AppData\Local\Temp\85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.exe"C:\Users\Admin\AppData\Local\Temp\85d6c941154eea093a668cf3cba6fee99976436127e4da1a206a22106cc6a52c.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:3848
-
C:\Windows\Syswow64\6bcda12dC:\Windows\Syswow64\6bcda12d1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- 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:4820
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\6bcda12d
- Size 525KB
- SHA256 22d63cdd29e9c05a30e24b7ed2b78a4c540d3b188c38566b16b2e6e60dce5d10
- MD5 d4f9ff015a2cc4783792c7c2ed211a4c
- SHA1 170fb8607102f70ef0705518611954ec0735dbe9
- SHA512 430437114887e63a1394250d4b648bd4941e69f1920909ca4c6db72894bafdd854df98d8f59c3e1789c34f1cc737eeceb9b8619557b57ac0cd80fa87bc188822
- SSDEEP 6144:5cTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:5SvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T19AB47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH