Analysis
- max time kernel
150s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/08/2026, 03:48
Behavioral task
behavioral1
Sample
e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe
- Size 766KB
- Sample260820-ec4dcsbc59
- SHA256 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b
- MD5 018987a06bb41966f8976814eb108636
- SHA1 44ae5ac05992a84ebbdbfb4919dc8328f9ed2634
- SHA512 91cb666108bd8364119d546d79c8a8481d8540abb9d99edf7cfc1153dc592cd9c6be29bacce028be5ebc69a617ad2403056ec12547ea16e34158e8435202ad3c
- SSDEEP 12288:nSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:SvO2xJKRw2kOkx2LFRvcUV
- TLSH T1E2F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3012 82d003e0 - 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 4 223.5.5.5 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe Destination IP 13 114.114.114.114 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe Destination IP 14 223.5.5.5 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe Destination IP 1 114.114.114.114 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 82d003e0 File created C:\Windows\SysWOW64\82d003e0 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 82d003e0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 82d003e0 -
resource yara_rule behavioral2/memory/5748-0-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx behavioral2/memory/3012-3-0x0000000000690000-0x000000000071C000-memory.dmp upx behavioral2/files/0x00180000000118e0-4.dat upx behavioral2/memory/5748-12-0x0000000000B20000-0x0000000000BAC000-memory.dmp upx behavioral2/memory/3012-13-0x0000000000690000-0x000000000071C000-memory.dmp upx behavioral2/memory/3012-31-0x0000000000690000-0x000000000071C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\339108 82d003e0 File opened for modification C:\Windows\626868 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.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 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 82d003e0 - 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 82d003e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 82d003e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 82d003e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 82d003e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 82d003e0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 82d003e0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 82d003e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 82d003e0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 82d003e0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3012 82d003e0 3012 82d003e0 3012 82d003e0 3012 82d003e0 3012 82d003e0 3012 82d003e0 3012 82d003e0 3012 82d003e0 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe Token: SeTcbPrivilege 5748 e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe Token: SeDebugPrivilege 3012 82d003e0 Token: SeTcbPrivilege 3012 82d003e0
Processes
-
C:\Users\Admin\AppData\Local\Temp\e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.exe"C:\Users\Admin\AppData\Local\Temp\e8c74770dff4a619627698a449b42bbcac4c29e419eb4d231864a83db0fe5f5b.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:5748
-
C:\Windows\Syswow64\82d003e0C:\Windows\Syswow64\82d003e01⤵
- 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:3012
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\82d003e0
- Size 766KB
- SHA256 cf5cd84d7b0fe5fd4954105903e4ee299ef334255493a15a38b2cd0b8aa79f88
- MD5 26bd2e62e107f2bdf805584651f8a9ce
- SHA1 fc3d4118acfeef8b8a6b4907ed97c46f89869641
- SHA512 24cb5ebaff8cd778c23390c9cadf1ed24d9e4be40e6995eed409be4b44c75fbd0db654b1779278204db23001729ebd92d4f1abe816b4f900b868d2c0f3018ed6
- SSDEEP 12288:gSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:7vO2xJKRw2kOkx2LFRvcUV
- TLSH T1E6F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH