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
26/09/2026, 21:35
Behavioral task
behavioral1
Sample
300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe
- Size 560KB
- Sample260926-1fklbasw7l
- SHA256 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195
- MD5 999ebd84a64952fccf3bbcd4c6032111
- SHA1 7061eed234f047aee3dd9e7b8f6fc0c8f6abdffb
- SHA512 6787b6478e10bceb79a1c660c409af90800e171d00e594116da15fb6fadef9c6aa4897ffc5125e57aa25d2666171a10983db258d74386b4f9e1e52a649f1e628
- SSDEEP 12288:qftONCx61vvGEYQFNEhyQU/lLi2IsOkxHy:EtONCTU/lmaOkxS
- TLSH T103C48E29B6E0C076C4B79574C4A186BAFAB17432372089CFA39407571F637D2BA3974E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3444 87355c0d - Unexpected DNS network traffic destination 26 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 507 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 149 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 180 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 330 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 360 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 416 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 1 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 94 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 181 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 288 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 289 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 359 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 4 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 40 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 93 114.114.114.114 3444 87355c0d Destination IP 234 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 318 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 319 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 329 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 415 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 39 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 148 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 235 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 475 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 476 223.5.5.5 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Destination IP 506 114.114.114.114 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 87355c0d File created C:\Windows\SysWOW64\87355c0d 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 87355c0d File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 87355c0d -
resource yara_rule behavioral2/memory/4624-0-0x00000000006E0000-0x000000000076C000-memory.dmp upx behavioral2/files/0x000700000001b846-2.dat upx behavioral2/memory/3444-3-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/memory/4624-18-0x00000000006E0000-0x000000000076C000-memory.dmp upx behavioral2/memory/3444-19-0x0000000000750000-0x00000000007DC000-memory.dmp upx behavioral2/memory/3444-44-0x0000000000750000-0x00000000007DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3af668 87355c0d File opened for modification C:\Windows\4f2a20 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.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 87355c0d Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 87355c0d Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.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 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 87355c0d - 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" 87355c0d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 87355c0d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 87355c0d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 87355c0d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 87355c0d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 87355c0d Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 87355c0d Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 87355c0d Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 87355c0d - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3444 87355c0d 3444 87355c0d 3444 87355c0d 3444 87355c0d 3444 87355c0d 3444 87355c0d 3444 87355c0d 3444 87355c0d 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Token: SeTcbPrivilege 4624 300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe Token: SeDebugPrivilege 3444 87355c0d Token: SeTcbPrivilege 3444 87355c0d
Processes
-
C:\Users\Admin\AppData\Local\Temp\300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.exe"C:\Users\Admin\AppData\Local\Temp\300ce8672c50ddf9c9d82bef8f4ff9b7a9a668c5db47953d9ed743e0766a5195.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:4624
-
C:\Windows\Syswow64\87355c0dC:\Windows\Syswow64\87355c0d1⤵
- 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:3444
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\87355c0d
- Size 560KB
- SHA256 a5711f1e3b5d3bfa82402e86a9c5205a1f3022f26fb3969da1add0a43aad2320
- MD5 db804a7ee79df7bf9a7c270df438d1aa
- SHA1 860f2378e0c46dea5d4ec1ee8f08633994df1310
- SHA512 ec4b2d5586a35c7a4bc2ccda993d0834d742a93489fc92364ae196f4b4ea3a3175116c0f9f399fcbdb15c4c80f4270f1f2db8cc7fac61d722e2237f20fb913d6
- SSDEEP 12288:ZftONCx61vvGEYQFNEhyQU/lLi2IsOkxHy:ZtONCTU/lmaOkxS
- TLSH T100C48E29B6E0C076C4B79574C4A186BAFAB17432372089CFA39407571F637D2BA3974E
- MD5 SHA1 SHA512 SSDEEP TLSH