Analysis
- max time kernel
148s - max time network
152s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 08:50
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe
- Size 395KB
- Sample260803-krv87ascnd
- SHA256 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d
- MD5 c6bfe0e810f67733f00d968d02da266c
- SHA1 d9926fcbed79abcc466c971f533ec2b6d6f6e676
- SHA512 23571d8706b8439437e8e102ea0862965ce215aaa99f497de2a053d4d7221eee9254dd976044d122bc6c58c840ad9a9ca4aec24c73e7273d2cbacd57f5ade027
- SSDEEP 6144:VcbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:VCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T1F3846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2796 fa287b14 - 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 3 114.114.114.114 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe Destination IP 5 223.5.5.5 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe Destination IP 13 114.114.114.114 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe Destination IP 14 223.5.5.5 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe - Drops file in System32 directory 15 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fa287b14 File created C:\Windows\SysWOW64\fa287b14 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 fa287b14 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData fa287b14 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2b1328 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe File opened for modification C:\Windows\2fde58 fa287b14 - 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 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fa287b14 - 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 fa287b14 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" fa287b14 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" fa287b14 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" fa287b14 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" fa287b14 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" fa287b14 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ fa287b14 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" fa287b14 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing fa287b14 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 2796 fa287b14 2796 fa287b14 2796 fa287b14 2796 fa287b14 2796 fa287b14 2796 fa287b14 2796 fa287b14 2796 fa287b14 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe Token: SeTcbPrivilege 2516 a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe Token: SeDebugPrivilege 2796 fa287b14 Token: SeTcbPrivilege 2796 fa287b14
Processes
-
C:\Users\Admin\AppData\Local\Temp\a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.exe"C:\Users\Admin\AppData\Local\Temp\a2f33c0c582cbbbcc2dc5478fbce81fbe7a9b508eda195156bf3ecd794da980d.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:2516
-
C:\Windows\Syswow64\fa287b14C:\Windows\Syswow64\fa287b141⤵
- 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:2796
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\fa287b14
- Size 395KB
- SHA256 edd71fc6507322a5af78af6a78506851754f3dd307e942605b8df8c99783d554
- MD5 fd4584bc4c43ad01cb5ce1a9b08e1090
- SHA1 0b540a99524bba68461c8f607d17802b907c6b44
- SHA512 0eca1a73238ebbae1c0bb10e70bcc2362a8645579aea123c168ad30ddac4cf5bcf60f127e51a2aded07acc0838bcea4c13c9bfa8581ca20530fd4c51d35269a0
- SSDEEP 6144:vcbcTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOa:vCSvO2x9mONvKRILSFnOkx2LIa
- TLSH T11C846D2AB6A0D076C4B79579C4A247BAFBB1742137204ACFA390475A1F637E2BD3530D
- MD5 SHA1 SHA512 SSDEEP TLSH