Analysis
- max time kernel
149s - max time network
143s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-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 4504 225188b8 - Unexpected DNS network traffic destination 20 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 240 114.114.114.114 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 417 114.114.114.114 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 479 223.5.5.5 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 418 223.5.5.5 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 58 223.5.5.5 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 123 223.5.5.5 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 301 114.114.114.114 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 302 223.5.5.5 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 351 114.114.114.114 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 386 114.114.114.114 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 478 114.114.114.114 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 3 114.114.114.114 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 57 114.114.114.114 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 122 114.114.114.114 4504 225188b8 Destination IP 192 114.114.114.114 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 195 223.5.5.5 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 241 223.5.5.5 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 355 223.5.5.5 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 387 223.5.5.5 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Destination IP 4 223.5.5.5 4904 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 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 225188b8 File created C:\Windows\SysWOW64\225188b8 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 225188b8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 225188b8 -
resource yara_rule behavioral1/memory/4904-0-0x00000000001E0000-0x000000000026C000-memory.dmp upx behavioral1/files/0x001200000001e595-3.dat upx behavioral1/memory/4504-4-0x0000000000380000-0x000000000040C000-memory.dmp upx behavioral1/memory/4904-18-0x00000000001E0000-0x000000000026C000-memory.dmp upx behavioral1/memory/4504-19-0x0000000000380000-0x000000000040C000-memory.dmp upx behavioral1/memory/4504-38-0x0000000000380000-0x000000000040C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4d1c30 225188b8 File opened for modification C:\Windows\53f550 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 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 225188b8 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 225188b8 - 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 225188b8 - 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" 225188b8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 225188b8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 225188b8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 225188b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 225188b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 225188b8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 225188b8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 225188b8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 225188b8 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4504 225188b8 4504 225188b8 4504 225188b8 4504 225188b8 4504 225188b8 4504 225188b8 4504 225188b8 4504 225188b8 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Token: SeTcbPrivilege 4904 6e166a39d585b3caec3e27f6f3a0ec428e2db80a1be69a1906f9edf7685c9fb2.exe Token: SeDebugPrivilege 4504 225188b8 Token: SeTcbPrivilege 4504 225188b8
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:4904
-
C:\Windows\Syswow64\225188b8C:\Windows\Syswow64\225188b81⤵
- 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:4504
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\225188b8
- Size 560KB
- SHA256 fa6ec6ef680a026ef8631137f9f0fe1f725b4ab27abe41be93c0915ea5866943
- MD5 caf0aa15d6b53e30943044c71732aa33
- SHA1 6b564eb6007659e78182e401b166f9c49be14689
- SHA512 e3905f4f0f8ec48c8c74252015a777c3b302e5e9e861596bbf1e80827c11859809bdc46ac4144edc82f3d0598dff559dff78e6d43979a822126dba42847998b7
- SSDEEP 12288:W3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:WVOL4/gPXKCOkx2LFR
- TLSH T136C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH