Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/07/2026, 19:52
Behavioral task
behavioral1
Sample
126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe
- Size 560KB
- Sample260702-ylldpadw81
- SHA256 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342
- MD5 f5301986c0a16a25af5399fc0e2a8989
- SHA1 dd751d2ce1cf6dbb47698ef7cd9725e967c711e3
- SHA512 538e787051b3d5c7ec11ee3a644cbc5bdd3dd078e0a95b4c7891b451035e1ccc39202d95c29a332588a2ba48f63f40e9ce69d2bb09a8d268e95141cb018b0340
- SSDEEP 6144:T4ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:TrNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T1D7C48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2816 d5309c67 - 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 1 114.114.114.114 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe Destination IP 2 223.5.5.5 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe Destination IP 35 114.114.114.114 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe Destination IP 36 223.5.5.5 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe Destination IP 44 114.114.114.114 2816 d5309c67 Destination IP 47 223.5.5.5 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d5309c67 File created C:\Windows\SysWOW64\d5309c67 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d5309c67 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d5309c67 -
resource yara_rule behavioral2/memory/6004-0-0x0000000000F70000-0x0000000000FFC000-memory.dmp upx behavioral2/files/0x00170000000115bd-2.dat upx behavioral2/memory/2816-3-0x0000000000410000-0x000000000049C000-memory.dmp upx behavioral2/memory/6004-18-0x0000000000F70000-0x0000000000FFC000-memory.dmp upx behavioral2/memory/2816-19-0x0000000000410000-0x000000000049C000-memory.dmp upx behavioral2/memory/2816-34-0x0000000000410000-0x000000000049C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\303600 d5309c67 File opened for modification C:\Windows\66ca68 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.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 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d5309c67 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d5309c67 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" d5309c67 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d5309c67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d5309c67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d5309c67 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d5309c67 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d5309c67 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d5309c67 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d5309c67 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2816 d5309c67 2816 d5309c67 2816 d5309c67 2816 d5309c67 2816 d5309c67 2816 d5309c67 2816 d5309c67 2816 d5309c67 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe Token: SeTcbPrivilege 6004 126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe Token: SeDebugPrivilege 2816 d5309c67 Token: SeTcbPrivilege 2816 d5309c67
Processes
-
C:\Users\Admin\AppData\Local\Temp\126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.exe"C:\Users\Admin\AppData\Local\Temp\126e2cc18b96ee74acff8e0ba657b4eb5ce4fe542cb79a2b8ba0d4fdcbe7e342.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:6004
-
C:\Windows\Syswow64\d5309c67C:\Windows\Syswow64\d5309c671⤵
- 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:2816
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d5309c67
- Size 560KB
- SHA256 b634489b8bc6f46fcb80b6dd80dbd68d53d9fc152b654afaaf30e63041f54f8e
- MD5 c36449a84de93934a76b5ced4383e500
- SHA1 ad9513e0aa5e64819e692132bce359e677c35388
- SHA512 3de1e0c497e758671dc24e77963f2306b4893929de644411800b5a6cff4ac55e49bd1f9e53a7320218a797c8b4e923fbeec7b860792a780e2cf761430e58936c
- SSDEEP 6144:74ZaN1cb90oOTFmIFLq0cvnXhLCqj2EFNirGcEOkCybEaQRuy8K:7rNOb9+sIF+0cvnXhLCqEsOkxHy
- TLSH T1EAC48D29B6E0C076C4B79578C4A186B6FAB17832372459CFA394075A1F337E2BA3570D
- MD5 SHA1 SHA512 SSDEEP TLSH