Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
09/08/2026, 02:52
Behavioral task
behavioral1
Sample
41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe
- Size 525KB
- Sample260809-dcsfesge24
- SHA256 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12
- MD5 9de6273bd1be118f25d1ee02ca7093ae
- SHA1 cd333b9ca8f87d38daffff7b7cd8fbcfceda0aaf
- SHA512 9a62c8a1dbe13cee58be6acc7030d25fa7db07f6a633b080ae1231f47d15aa272e606a8416edba0d0374227ced2211dd65654e4d8274075038380cf6a7c7d477
- SSDEEP 6144:RcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:RSvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T1C4B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4828 d73e2df0 - Unexpected DNS network traffic destination 4 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description flow ioc pid Process Destination IP 34 114.114.114.114 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe Destination IP 35 223.5.5.5 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe Destination IP 5 114.114.114.114 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe Destination IP 6 223.5.5.5 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe - Drops file in System32 directory 11 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 d73e2df0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE d73e2df0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies d73e2df0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft d73e2df0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache d73e2df0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData d73e2df0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content d73e2df0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d73e2df0 File created C:\Windows\SysWOW64\d73e2df0 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 d73e2df0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 d73e2df0 -
resource yara_rule behavioral1/memory/4764-0-0x0000000000760000-0x00000000007EC000-memory.dmp upx behavioral1/memory/4828-3-0x0000000000F90000-0x000000000101C000-memory.dmp upx behavioral1/files/0x0008000000024545-2.dat upx behavioral1/memory/4764-13-0x0000000000760000-0x00000000007EC000-memory.dmp upx behavioral1/memory/4828-14-0x0000000000F90000-0x000000000101C000-memory.dmp upx behavioral1/memory/4828-22-0x0000000000F90000-0x000000000101C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\52a838 d73e2df0 File opened for modification C:\Windows\518fb8 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.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 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d73e2df0 - 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:" d73e2df0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" d73e2df0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" d73e2df0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix d73e2df0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" d73e2df0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ d73e2df0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" d73e2df0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" d73e2df0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing d73e2df0 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4828 d73e2df0 4828 d73e2df0 4828 d73e2df0 4828 d73e2df0 4828 d73e2df0 4828 d73e2df0 4828 d73e2df0 4828 d73e2df0 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe Token: SeTcbPrivilege 4764 41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe Token: SeDebugPrivilege 4828 d73e2df0 Token: SeTcbPrivilege 4828 d73e2df0
Processes
-
C:\Users\Admin\AppData\Local\Temp\41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.exe"C:\Users\Admin\AppData\Local\Temp\41d3b8edea5ae74639f08a3583817429f5716310af14d9f219c0bf44ba730e12.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:4764
-
C:\Windows\Syswow64\d73e2df0C:\Windows\Syswow64\d73e2df01⤵
- 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:4828
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\d73e2df0
- Size 525KB
- SHA256 9724d373cc299305ddb7a86004cba9c948c2add6eddb86d1e00c4a2b40da08d1
- MD5 fd70360514b6fe39954bba72266b9ff9
- SHA1 f3e9f960c26cfe544731aecf25852d8af61ea72c
- SHA512 88b5d62711679fd16b57b82c7e1c5c53b779d2c728c74745b36c5d782c0f440c1c379f5087888d8f237b274f8ce523e0766f133468a9211d2c3f585743122972
- SSDEEP 6144:EcTgav1cdCTuoPbgwmOLJvKRwLSFXdFwirGcEOkCybEaQRXr9HNdvOa+y8K:ESvO2x9mONvKRwLSFtsOkx2LIa+y
- TLSH T121B47D2AB6A0D076C4779579C4A257BAFBB1742137204ACFA390475A1F237E2BE3530D
- MD5 SHA1 SHA512 SSDEEP TLSH