Analysis
- max time kernel
150s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
11/10/2026, 14:21
Behavioral task
behavioral1
Sample
6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe
- Size 560KB
- Sample261011-rn3mesaz3z
- SHA256 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2
- MD5 2970983bbcbd53193dd31efeb7ed0d68
- SHA1 fa451994f404bd7e6a60dcaa3dba6bc3608ff247
- SHA512 b206e219a31e7ed090d5027ba82ee2675b24133580e1f48b935479b95b76702d28f611f5cbb84414b74da8f73865068f047f3ebf44050a2580d10be78e19f484
- SSDEEP 12288:i3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:yVOL4/gPXKCOkx2LFR
- TLSH T1F6C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2276 5f534b7c - Unexpected DNS network traffic destination 24 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 181 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 420 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 421 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 4 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 93 114.114.114.114 2276 5f534b7c Destination IP 180 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 319 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 335 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 39 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 40 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 235 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 318 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 334 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 364 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 365 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 479 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 94 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 148 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 234 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 281 114.114.114.114 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 283 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 480 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 6 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 149 223.5.5.5 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.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 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5f534b7c File created C:\Windows\SysWOW64\5f534b7c 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 5f534b7c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 5f534b7c -
resource yara_rule behavioral2/memory/4116-0-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/files/0x0005000000019f1c-2.dat upx behavioral2/memory/2276-3-0x0000000000A00000-0x0000000000A8C000-memory.dmp upx behavioral2/memory/4116-18-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/memory/2276-19-0x0000000000A00000-0x0000000000A8C000-memory.dmp upx behavioral2/memory/2276-44-0x0000000000A00000-0x0000000000A8C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\26f748 5f534b7c File opened for modification C:\Windows\4677a8 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 5f534b7c Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 5f534b7c Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.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 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 5f534b7c - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 5f534b7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 5f534b7c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 5f534b7c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 5f534b7c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 5f534b7c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 5f534b7c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 5f534b7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 5f534b7c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 5f534b7c - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2276 5f534b7c 2276 5f534b7c 2276 5f534b7c 2276 5f534b7c 2276 5f534b7c 2276 5f534b7c 2276 5f534b7c 2276 5f534b7c 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Token: SeTcbPrivilege 4116 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Token: SeDebugPrivilege 2276 5f534b7c Token: SeTcbPrivilege 2276 5f534b7c
Processes
-
C:\Users\Admin\AppData\Local\Temp\6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe"C:\Users\Admin\AppData\Local\Temp\6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4116
-
C:\Windows\Syswow64\5f534b7cC:\Windows\Syswow64\5f534b7c1⤵
- Executes dropped EXE
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2276
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\5f534b7c
- Size 560KB
- SHA256 a3c6f97c752dd3a08771b023f774baf4083017afc084dccece41cc27b5fb4886
- MD5 826aad24659418c2c4507632b3acc432
- SHA1 902e895dbfe1202e73ce8b680b67084040835f2e
- SHA512 62fab2cd4517df4985dc67ad2a0e00548a57d54cc08035e0f545c37efd2d179ea3080ac7ae41770dcd16234801bc90049816da7479c99f2f173f05ad7bb94a61
- SSDEEP 12288:E3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:IVOL4/gPXKCOkx2LFR
- TLSH T172C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH