Analysis
- max time kernel
148s - max time network
149s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/07/2026, 19:08
Behavioral task
behavioral1
Sample
396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
General
- Target 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe
- Size 560KB
- Sample260717-xtf89sfx5v
- SHA256 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c
- MD5 ba8e33e0ed34aa8fff250e7a67cbb5d1
- SHA1 6d55806fc85e0a4549879ece5b7e13ac413d4bff
- SHA512 b8ac6c68a9c98e7ae4e71de952d887449ae2ac76ff1dd690b74bd1c75317eddc3be226f835b689482932e05bfd30aa82ae08497aeb03f7021fe29c3a0e7af256
- SSDEEP 6144:lgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:lI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1CEC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3208 a83c36d8 - 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 3 223.5.5.5 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe Destination IP 16 114.114.114.114 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe Destination IP 17 223.5.5.5 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe Destination IP 1 114.114.114.114 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 a83c36d8 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content a83c36d8 File created C:\Windows\SysWOW64\a83c36d8 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe -
resource yara_rule behavioral2/memory/2632-0-0x0000000000AF0000-0x0000000000B7C000-memory.dmp upx behavioral2/files/0x000c00000001af5c-2.dat upx behavioral2/memory/3208-4-0x0000000000C00000-0x0000000000C8C000-memory.dmp upx behavioral2/memory/2632-10-0x0000000000AF0000-0x0000000000B7C000-memory.dmp upx behavioral2/memory/3208-11-0x0000000000C00000-0x0000000000C8C000-memory.dmp upx behavioral2/memory/3208-26-0x0000000000C00000-0x0000000000C8C000-memory.dmp upx - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\36ec10 a83c36d8 File opened for modification C:\Windows\2d0f90 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.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 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language a83c36d8 - 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 a83c36d8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" a83c36d8 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" a83c36d8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" a83c36d8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ a83c36d8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" a83c36d8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" a83c36d8 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" a83c36d8 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing a83c36d8 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3208 a83c36d8 3208 a83c36d8 3208 a83c36d8 3208 a83c36d8 3208 a83c36d8 3208 a83c36d8 3208 a83c36d8 3208 a83c36d8 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe Token: SeTcbPrivilege 2632 396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe Token: SeDebugPrivilege 3208 a83c36d8 Token: SeTcbPrivilege 3208 a83c36d8
Processes
-
C:\Users\Admin\AppData\Local\Temp\396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.exe"C:\Users\Admin\AppData\Local\Temp\396bc3591333de3694a5dc2bf5ec366279ad049a60948455944495af62b5830c.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:2632
-
C:\Windows\Syswow64\a83c36d8C:\Windows\Syswow64\a83c36d81⤵
- 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:3208
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\a83c36d8
- Size 560KB
- SHA256 50fb0291e5d7f68dc5eafe7baa8572d288321c2472a9035cd5770df1666f3c94
- MD5 c7983acb6947b772505403b46b6a8a67
- SHA1 face87b3aa52f96c093ccb7b878574dbfc92340f
- SHA512 748b108ee9cc76d0266f83fb1eefa903d832f99ebdd3123d45c8adaab63adba65ff901a8e22d254c462d7cf2980364fb792fe680f78661f3cbc2b3371503054e
- SSDEEP 6144:Bgye71cE4poJTqvpQLXNKFyLWD1nFairGcEOkCybEaQRuy8K:BI7OE4kopQzNKFyLWDHsOkxHy
- TLSH T1AAC48C2AB690C076C4B7D534C5E197AAEAB17432372449CFA3D0075A1F237E2BA3570E
- MD5 SHA1 SHA512 SSDEEP TLSH