Analysis
- max time kernel
148s - max time network
150s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/07/2026, 20:21
Behavioral task
behavioral1
Sample
3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe
- Size 548KB
- Sample260714-y42tdsfx51
- SHA256 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c
- MD5 a33bb31cd290021bb5f5e5511be74c78
- SHA1 b70f6b9dec36e90794fe7beb474061ceba3c6258
- SHA512 6fadab3ea6b0441fb54a5282c93c630e320d72672689fdf1f217513193c8981d700e6f09bf57b670be7d1b957c16646dfcbdd1cf675c1eef53b919a4d8bed929
- SSDEEP 6144:nl51orRJXlDixHkUXe35r6cEOkCybEaQRXr9HNdvOa:JqXUHkUXe39gOkx2LIa
- TLSH T10CC4BF5BF2744076C49BD678C9935A9AFBF1B815872143CF1320825A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1684 55953a4e - 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 1 114.114.114.114 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe Destination IP 2 223.5.5.5 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe Destination IP 20 114.114.114.114 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe Destination IP 21 223.5.5.5 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 55953a4e File created C:\Windows\SysWOW64\55953a4e 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 55953a4e File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 55953a4e -
resource yara_rule behavioral2/memory/4184-0-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/files/0x000d00000001b301-2.dat upx behavioral2/memory/1684-4-0x0000000000340000-0x00000000003C9000-memory.dmp upx behavioral2/memory/4184-15-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/1684-17-0x0000000000340000-0x00000000003C9000-memory.dmp upx behavioral2/memory/4184-39-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/1684-40-0x0000000000340000-0x00000000003C9000-memory.dmp upx behavioral2/memory/4184-48-0x0000000000700000-0x0000000000789000-memory.dmp upx behavioral2/memory/4184-50-0x0000000000700000-0x0000000000789000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\1cd4a8 55953a4e File opened for modification C:\Windows\47a1b0 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.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 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 55953a4e - 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\Cookies\CachePrefix = "Cookie:" 55953a4e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 55953a4e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 55953a4e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 55953a4e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 55953a4e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 55953a4e Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 55953a4e Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 55953a4e Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 55953a4e - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 1684 55953a4e 1684 55953a4e 1684 55953a4e 1684 55953a4e 1684 55953a4e 1684 55953a4e 1684 55953a4e 1684 55953a4e 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe Token: SeTcbPrivilege 4184 3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe Token: SeDebugPrivilege 1684 55953a4e Token: SeTcbPrivilege 1684 55953a4e
Processes
-
C:\Users\Admin\AppData\Local\Temp\3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.exe"C:\Users\Admin\AppData\Local\Temp\3ecc800513c197d757bd8f4e3c66e8a9f3f3503a105548279862d1f696df483c.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:4184
-
C:\Windows\Syswow64\55953a4eC:\Windows\Syswow64\55953a4e1⤵
- 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:1684
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\55953a4e
- Size 548KB
- SHA256 a02222d050f10ee17cdd32894c2946fcf82bae9dd6d1fc377b6a83d3f11ce3e4
- MD5 e477b5c9a20b19902b66bd31bd47a9c1
- SHA1 728d7b6bcfc112e3a84ea19124219975f6444053
- SHA512 3e820bc865f6b2a593875b6c4619ec31e499bda3dccc914a5be131d8d67c38d84f91dae318e7086f886090f4031de9a17c2b25685e3b8d0baa83f9d387e66176
- SSDEEP 6144:rl51orRJXlDixHkUXe35r6cEOkCybEaQRXr9HNdvOa:tqXUHkUXe39gOkx2LIa
- TLSH T15CC4BF5BF2744076C49BD678C9935A9AFBF1B815872143CF1320825A1F737E2AE3A325
- MD5 SHA1 SHA512 SSDEEP TLSH