Analysis
- max time kernel
149s - max time network
145s - 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, 04:34
Behavioral task
behavioral1
Sample
f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe
- Size 560KB
- Sample261011-e662cax12l
- SHA256 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6
- MD5 a3d7a8b79fdaef8d47e03fa3946b1637
- SHA1 ee58bb0ad40a5b4e0aa4865d6c1e9d06e8c29642
- SHA512 6ac63d567900abd4f8a48af61cab5eeca0cff137d83a789d1d7e3b42df32954d51128bed1a920c06dbd944ed946c3ddcd986640cc96149a1ddebf7557c465853
- SSDEEP 6144:0WVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:0kCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T112C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4572 f06efc0 - Unexpected DNS network traffic destination 18 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 370 114.114.114.114 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 3 114.114.114.114 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 124 114.114.114.114 4572 f06efc0 Destination IP 156 114.114.114.114 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 304 114.114.114.114 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 465 223.5.5.5 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 4 223.5.5.5 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 125 223.5.5.5 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 240 223.5.5.5 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 371 223.5.5.5 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 401 114.114.114.114 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 59 114.114.114.114 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 158 223.5.5.5 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 238 114.114.114.114 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 305 223.5.5.5 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 60 223.5.5.5 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 402 223.5.5.5 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Destination IP 462 114.114.114.114 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 f06efc0 File created C:\Windows\SysWOW64\f06efc0 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 f06efc0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft f06efc0 -
resource yara_rule behavioral1/memory/4388-0-0x00000000004F0000-0x000000000057C000-memory.dmp upx behavioral1/files/0x000e0000000216b8-2.dat upx behavioral1/memory/4572-4-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral1/memory/4388-16-0x00000000004F0000-0x000000000057C000-memory.dmp upx behavioral1/memory/4572-19-0x00000000000F0000-0x000000000017C000-memory.dmp upx behavioral1/memory/4572-36-0x00000000000F0000-0x000000000017C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4e4638 f06efc0 File opened for modification C:\Windows\4b1fc8 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.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 f06efc0 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain f06efc0 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.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 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f06efc0 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" f06efc0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ f06efc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" f06efc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" f06efc0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing f06efc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" f06efc0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" f06efc0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix f06efc0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" f06efc0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4572 f06efc0 4572 f06efc0 4572 f06efc0 4572 f06efc0 4572 f06efc0 4572 f06efc0 4572 f06efc0 4572 f06efc0 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Token: SeTcbPrivilege 4388 f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe Token: SeDebugPrivilege 4572 f06efc0 Token: SeTcbPrivilege 4572 f06efc0
Processes
-
C:\Users\Admin\AppData\Local\Temp\f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.exe"C:\Users\Admin\AppData\Local\Temp\f04a0c3bbb5ef5af42d130031db1e4cd87bc65d750ed4686d598237dd44a2ac6.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:4388
-
C:\Windows\Syswow64\f06efc0C:\Windows\Syswow64\f06efc01⤵
- 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:4572
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\f06efc0
- Size 560KB
- SHA256 64b76350e44ac9e40991817c1d8b77048152ebd8cecc0d38abeb3c913df584b2
- MD5 735b9f0ba0d216a2c1333f5038c93999
- SHA1 d86dfe5483b4d640c4c7784fe619daece7a05392
- SHA512 5887274769cbb883fdb483dbc0297d0318c7c0660c8a987adc91a9ea88ae4f57137b32a9d89bf6294d80c6e5cd9871da75fde6ea925d41a67e9c905a1769eff3
- SSDEEP 6144:fWVrC1c2oonALgPLj7vf1LKlyIFVirGcEOkCybEaQRXr9HNdvOa+y8K:fkCO2zVPX7vf1LKlIsOkx2LIa+y
- TLSH T163C47C2AF6A0C036C4779574C4A257AAFFB1B42127204ACFA390475A1F637E2BE7531D
- MD5 SHA1 SHA512 SSDEEP TLSH