Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/05/2026, 08:11
Behavioral task
behavioral1
Sample
23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe
Resource
win11-20260130-en
windows11-21h2-x64
10 signatures
150 seconds
General
- Target 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe
- Size 618KB
- Sample260502-j3hlssbt9z
- SHA256 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a
- MD5 9a94d4dfe64066fc96a2db2f01eabf41
- SHA1 8194dc220b5969cb957658bf11d9a8d60ac47620
- SHA512 17a025ad1cd62dcdb838b5bc786dd669e7c2952d326e3d037d5d9ead266aec26de1cfdc84dd475624b6366ac79d5a1d237ef91cdae04aa24d4df3c57e841667c
- SSDEEP 12288:KqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:KjHPOSOkx2LFscUQPxW
- TLSH T1B9D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4976 181cb28a - Unexpected DNS network traffic destination 6 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 27 114.114.114.114 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe Destination IP 28 223.5.5.5 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe Destination IP 106 114.114.114.114 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe Destination IP 107 223.5.5.5 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe Destination IP 3 114.114.114.114 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe Destination IP 4 223.5.5.5 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\181cb28a 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 181cb28a File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 181cb28a -
resource yara_rule behavioral1/memory/4864-0-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral1/files/0x001e0000000242ff-2.dat upx behavioral1/memory/4976-3-0x0000000000810000-0x0000000000899000-memory.dmp upx behavioral1/memory/4864-14-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral1/memory/4976-16-0x0000000000810000-0x0000000000899000-memory.dmp upx behavioral1/memory/4864-29-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral1/memory/4976-30-0x0000000000810000-0x0000000000899000-memory.dmp upx behavioral1/memory/4976-42-0x0000000000810000-0x0000000000899000-memory.dmp upx behavioral1/memory/4864-49-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx behavioral1/memory/4864-57-0x0000000000B40000-0x0000000000BC9000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\5530e0 181cb28a File opened for modification C:\Windows\534600 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.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 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 181cb28a - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 181cb28a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 181cb28a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 181cb28a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 181cb28a Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 181cb28a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 181cb28a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 181cb28a Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 181cb28a Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 181cb28a - Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 4976 181cb28a 4976 181cb28a 4976 181cb28a 4976 181cb28a 4976 181cb28a 4976 181cb28a 4976 181cb28a 4976 181cb28a 4976 181cb28a 4976 181cb28a 4976 181cb28a 4976 181cb28a 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe Token: SeTcbPrivilege 4864 23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe Token: SeDebugPrivilege 4976 181cb28a Token: SeTcbPrivilege 4976 181cb28a
Processes
-
C:\Users\Admin\AppData\Local\Temp\23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe"C:\Users\Admin\AppData\Local\Temp\23326b3409b2d50987c79a86260cf372f24c53f7b305df8747ee6a3cfa2b815a.exe"1⤵
- Unexpected DNS network traffic destination
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4864
-
C:\Windows\Syswow64\181cb28aC:\Windows\Syswow64\181cb28a1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4976
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\181cb28a
- Size 618KB
- SHA256 a2bd2d8d344bdde58c22584586a31b824780b81c576757ebd3f87a44c3ec77dc
- MD5 99a25d53316804adcfbf1b1cc88e0b61
- SHA1 8884ef95b32ea086a4bb39a13d34f2c94d2208da
- SHA512 9bce1106414e32fa5a9184ab1117b812286ab136c54148c1beb95f32897edf4555f53d5b21f7b1c108bae86d792a56b7246f7ff15c43b0a28fdd90897b3bf6aa
- SSDEEP 12288:bqXUHkUXe39sOkx2LIan5FAQjU/Lik8CQ3uEW:bjHPOSOkx2LFscUQPxW
- TLSH T1E1D47C31E201C03AD0A74576C6FE0BAFA5687D25431662C7A3D479362FF72D2AA3171E
- MD5 SHA1 SHA512 SSDEEP TLSH