Analysis
- max time kernel
150s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/10/2026, 20:52
Behavioral task
behavioral1
Sample
6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe
Resource
win10v2004-20260911-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe
- Size 560KB
- Sample261002-zn13latalc
- SHA256 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2
- MD5 ad65b99ad778a45809019177dd65f403
- SHA1 d942f29c83fab29e4d6cc67fe987923213f195f0
- SHA512 7106794185266287c2cbb65b1e639c7a4d08def4e84f410d85a3d1fbe789991381cffa48a8ff26eb91c78446377695623b30f0c109efb997da17392839493b8b
- SSDEEP 12288:N3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:vVOL4/gPXKCOkx2LFR
- TLSH T177C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 6100 226b9598 - Unexpected DNS network traffic destination 22 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 150 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 182 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 311 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 343 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 397 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 450 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 94 114.114.114.114 6100 226b9598 Destination IP 181 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 290 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 310 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 4 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 95 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 235 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 236 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 288 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 1 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 40 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 41 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 149 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 342 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 396 114.114.114.114 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Destination IP 451 223.5.5.5 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 226b9598 File created C:\Windows\SysWOW64\226b9598 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 226b9598 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 226b9598 -
resource yara_rule behavioral2/memory/5332-0-0x00000000008A0000-0x000000000092C000-memory.dmp upx behavioral2/files/0x000a00000001b2e2-2.dat upx behavioral2/memory/6100-3-0x0000000000850000-0x00000000008DC000-memory.dmp upx behavioral2/memory/5332-18-0x00000000008A0000-0x000000000092C000-memory.dmp upx behavioral2/memory/6100-19-0x0000000000850000-0x00000000008DC000-memory.dmp upx behavioral2/memory/6100-42-0x0000000000850000-0x00000000008DC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\686f28 226b9598 File opened for modification C:\Windows\5b4928 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.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\Domain 226b9598 Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname 226b9598 - 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 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 226b9598 - 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\Content\CachePrefix 226b9598 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 226b9598 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 226b9598 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 226b9598 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 226b9598 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 226b9598 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 226b9598 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 226b9598 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 226b9598 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 6100 226b9598 6100 226b9598 6100 226b9598 6100 226b9598 6100 226b9598 6100 226b9598 6100 226b9598 6100 226b9598 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Token: SeTcbPrivilege 5332 6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe Token: SeDebugPrivilege 6100 226b9598 Token: SeTcbPrivilege 6100 226b9598
Processes
-
C:\Users\Admin\AppData\Local\Temp\6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.exe"C:\Users\Admin\AppData\Local\Temp\6b557128676c23703cf9d9cd0770ed203deb57f95664f92eaaf99c1b505ea9a2.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:5332
-
C:\Windows\Syswow64\226b9598C:\Windows\Syswow64\226b95981⤵
- 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:6100
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\226b9598
- Size 560KB
- SHA256 b10b975a5aed3679161a2ad2b5117f40c16c42ed3083b3cdd213b86d4d8da074
- MD5 e69e301efa522302070eed56791a0f75
- SHA1 b969353548f990fbbf95c14a0b354f79876342d1
- SHA512 00229e9bdf2a15e14c4264533bb8f45f8030bb9cf1423f21aa4321782f56478188ba397de1ba4eec09760abf64af6863bceb948103818c613b100bb0dc3bda26
- SSDEEP 12288:b3Sgbu4VOGWPSqt6IpouYgCEmx1z725uRG9OArjlI6YeLm08XsOkx2LIa+y:JVOL4/gPXKCOkx2LFR
- TLSH T1C2C46D2AB6E0D076C4B79574C4A256A6FFB1B43127204ACF6390475A1F637E2BE3530E
- MD5 SHA1 SHA512 SSDEEP TLSH