Analysis
- max time kernel
148s - max time network
148s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
09/08/2026, 02:51
Behavioral task
behavioral1
Sample
d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe
- Size 766KB
- Sample260809-dcpdrsyfrg
- SHA256 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe
- MD5 333143a6102566b3ea644873cf58e785
- SHA1 999cc2771fe47f0368749da40c53bbdafee4ab1f
- SHA512 2bdda823aa917176f7de25344bfa51ceb689150d283b8c7c9ed895a64a8506559203a4aa5a8d6e60103694b49f8bce622e73abc37086d6592557794841a28c06
- SSDEEP 12288:NSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:MvO2xJKRw2kOkx2LFRvcUV
- TLSH T139F45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2580 76fcc8d0 - 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 19 223.5.5.5 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe Destination IP 1 114.114.114.114 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe Destination IP 2 223.5.5.5 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe Destination IP 18 114.114.114.114 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 76fcc8d0 File created C:\Windows\SysWOW64\76fcc8d0 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 76fcc8d0 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 76fcc8d0 -
resource yara_rule behavioral2/memory/5576-0-0x0000000000AC0000-0x0000000000B4C000-memory.dmp upx behavioral2/files/0x000d00000001b87d-2.dat upx behavioral2/memory/2580-3-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx behavioral2/memory/5576-16-0x0000000000AC0000-0x0000000000B4C000-memory.dmp upx behavioral2/memory/2580-17-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx behavioral2/memory/2580-26-0x0000000000F40000-0x0000000000FCC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2c2ba8 76fcc8d0 File opened for modification C:\Windows\5f7690 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.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 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 76fcc8d0 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 76fcc8d0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 76fcc8d0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 76fcc8d0 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 76fcc8d0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 76fcc8d0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 76fcc8d0 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 76fcc8d0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 76fcc8d0 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 76fcc8d0 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2580 76fcc8d0 2580 76fcc8d0 2580 76fcc8d0 2580 76fcc8d0 2580 76fcc8d0 2580 76fcc8d0 2580 76fcc8d0 2580 76fcc8d0 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe Token: SeTcbPrivilege 5576 d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe Token: SeDebugPrivilege 2580 76fcc8d0 Token: SeTcbPrivilege 2580 76fcc8d0
Processes
-
C:\Users\Admin\AppData\Local\Temp\d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.exe"C:\Users\Admin\AppData\Local\Temp\d4c50604c70d45465f0f9ac7d2cf4b6cd6ec39c132277e2b5e68e9f0634f52fe.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:5576
-
C:\Windows\Syswow64\76fcc8d0C:\Windows\Syswow64\76fcc8d01⤵
- 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:2580
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\76fcc8d0
- Size 766KB
- SHA256 a82fbbabf5d32ba7e4ed43004688aacebfd7fa51eea3b7eea00ac6597578a5d5
- MD5 dc6b7f7f97d641b7f6b8dfd5ea318b94
- SHA1 6371340b48164de8148687ab66a4191412186f38
- SHA512 2680cb94aeb0264f496c8d4d3cb6a1d91f8015deefd68a5b167f59dbece3c4dbb1802373f04302c52c6db593df2af8b21f94db9d8aa0c1b32ec600c9ce0b58d4
- SSDEEP 12288:QSvO2x9mONvKRwLSFtsOkx2LIa+ya5FAQjU/Liw:LvO2xJKRw2kOkx2LFRvcUV
- TLSH T1EFF45A31E241C03AD0A74576C6FA0BAFE564BD25531155CBA3C43A6A2FB36D2BE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH