Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/08/2026, 10:25
Behavioral task
behavioral1
Sample
3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe
- Size 761KB
- Sample260804-mf3j8stsg1
- SHA256 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683
- MD5 acbd0be189aa7905a2b61a9e176ed992
- SHA1 3d04cba92a776a1c88cb50c2fa37e1653b1c326b
- SHA512 5f7710bae25d090788342df700c6a4f149e3bdbdab3e9e8062b45ed7a8d5c3e4ffd7e2bec19de04083a2cf26c9a1fa21b00aba33f60fa8f17c1039f60129635f
- SSDEEP 12288:1SvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:0vO2xJKRw2kOkxSkW298B
- TLSH T14AF49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2908 8f062d2e - 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 2 223.5.5.5 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe Destination IP 8 114.114.114.114 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe Destination IP 9 223.5.5.5 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe Destination IP 1 114.114.114.114 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 8f062d2e File created C:\Windows\SysWOW64\8f062d2e 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 8f062d2e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 8f062d2e -
resource yara_rule behavioral2/memory/3872-0-0x0000000000D30000-0x0000000000DBC000-memory.dmp upx behavioral2/files/0x0011000000019a98-2.dat upx behavioral2/memory/2908-3-0x0000000000520000-0x00000000005AC000-memory.dmp upx behavioral2/memory/3872-10-0x0000000000D30000-0x0000000000DBC000-memory.dmp upx behavioral2/memory/2908-11-0x0000000000520000-0x00000000005AC000-memory.dmp upx behavioral2/memory/2908-37-0x0000000000520000-0x00000000005AC000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\31c938 8f062d2e File opened for modification C:\Windows\424a40 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.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 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8f062d2e - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 8f062d2e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8f062d2e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 8f062d2e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 8f062d2e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 8f062d2e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8f062d2e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8f062d2e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 8f062d2e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 8f062d2e - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2908 8f062d2e 2908 8f062d2e 2908 8f062d2e 2908 8f062d2e 2908 8f062d2e 2908 8f062d2e 2908 8f062d2e 2908 8f062d2e 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe Token: SeTcbPrivilege 3872 3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe Token: SeDebugPrivilege 2908 8f062d2e Token: SeTcbPrivilege 2908 8f062d2e
Processes
-
C:\Users\Admin\AppData\Local\Temp\3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.exe"C:\Users\Admin\AppData\Local\Temp\3dad65d91c54ab370997115541c2044956e1382ba03cbad28b67b5c818610683.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:3872
-
C:\Windows\Syswow64\8f062d2eC:\Windows\Syswow64\8f062d2e1⤵
- 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:2908
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵PID:1260
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\8f062d2e
- Size 761KB
- SHA256 3e5af88cd4e8edca62345fb2f8f69f72d146fb657c216f453acc46266225ec45
- MD5 468b525895296a72a04f6bc88f7c7e49
- SHA1 67668d5cf4a6a80fd1610f3195a1f5ab6a519829
- SHA512 2cf0235b9ad87819d344cab59a26252a388f811198d18c9275a2e977e73aa27de767cb9fc52194e49004f314c23fca82ca80d1e79ad07c59ae20add33371886e
- SSDEEP 12288:OSvO2x9mONvKRwLSFtsOkxHya5hYIW0p98B:tvO2xJKRw2kOkxSkW298B
- TLSH T131F49E35A2808036C0B34532C6F94AABF9797D35631565CBA3843B662F737D2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH