Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/08/2026, 19:09
Behavioral task
behavioral1
Sample
6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe
- Size 576KB
- Sample260802-xt8zaaee96
- SHA256 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea
- MD5 66a6bca18aee6fcaebcf787b1705286a
- SHA1 dd7ae5bf6cfe3cb5f9a35a73aa46d417d999bf5d
- SHA512 7e25b16566c3f8e8e47cb6cb0d6d4d4dabe3f113a90abcd080efa278911585e58917d27cfbc653cc3796b42101c754e4a503058aecdb6e88b2d6fdc3d8da1b22
- SSDEEP 6144:ZcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:ZSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T1E3C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4884 408862bc - 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 31 223.5.5.5 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Destination IP 5 114.114.114.114 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Destination IP 6 223.5.5.5 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Destination IP 30 114.114.114.114 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 408862bc File created C:\Windows\SysWOW64\408862bc 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 408862bc File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 408862bc -
resource yara_rule behavioral1/memory/4464-0-0x0000000000960000-0x00000000009EC000-memory.dmp upx behavioral1/files/0x000d000000024385-2.dat upx behavioral1/memory/4884-4-0x00000000009A0000-0x0000000000A2C000-memory.dmp upx behavioral1/memory/4464-10-0x0000000000960000-0x00000000009EC000-memory.dmp upx behavioral1/memory/4884-11-0x00000000009A0000-0x0000000000A2C000-memory.dmp upx behavioral1/memory/4884-28-0x00000000009A0000-0x0000000000A2C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\539da8 408862bc File opened for modification C:\Windows\4c6ce0 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.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 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 408862bc - 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" 408862bc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 408862bc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 408862bc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 408862bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 408862bc Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 408862bc Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 408862bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 408862bc Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 408862bc - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4884 408862bc 4884 408862bc 4884 408862bc 4884 408862bc 4884 408862bc 4884 408862bc 4884 408862bc 4884 408862bc 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Token: SeTcbPrivilege 4464 6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe Token: SeDebugPrivilege 4884 408862bc Token: SeTcbPrivilege 4884 408862bc
Processes
-
C:\Users\Admin\AppData\Local\Temp\6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.exe"C:\Users\Admin\AppData\Local\Temp\6a4e182d4a3dc2ca71f2e66570c13b26941a6e48bcc243d3c1c88ba7bb0261ea.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:4464
-
C:\Windows\Syswow64\408862bcC:\Windows\Syswow64\408862bc1⤵
- 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:4884
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\408862bc
- Size 576KB
- SHA256 f38b7db7b7611142a37ad20a63ab61b362f4b7a7d5372b60f296ea5438e1c031
- MD5 c0f586bcb3aee0be1ee5571e84eec41a
- SHA1 84af7ad1613173c1f406b33359e6d652fd4c7b53
- SHA512 a00a4890894a56c551ed05dfd381ec95f6a507d64b0c13a023cc0917ef1bb2bd74561055d4f57abb6ffd964a5b151178e235a4556833c6b91c445ccf570155d0
- SSDEEP 6144:ecTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K/:eSvO2x9mONvKRwLSFtsOkx2LIa+yx
- TLSH T1D6C46D26B6908072C4779578C4A257AAFBB1BC2127204ACFA390775A1F737D2BE3570D
- MD5 SHA1 SHA512 SSDEEP TLSH