Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
29/05/2026, 04:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe
Resource
win11-20260513-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe
- Size 511KB
- Sample260529-erhefacx7x
- SHA256 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a
- MD5 d94e1f9cce2eeb4f144670ca50838ef3
- SHA1 04a7edcdd1842de0ddeca7ea9b85237f92e40904
- SHA512 1456b766be7f462dc76d2c617c94cb9720e0ab9f8292334c3f4404881375230cf50623953a7268dca3bc53dd3d358f90427d7a8ece39c230db94ed6738aaadd3
- SSDEEP 6144:ocTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:oSvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T1C9B45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2728 27ef8722 - 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 10 114.114.114.114 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe Destination IP 11 223.5.5.5 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe Destination IP 1 114.114.114.114 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe Destination IP 2 223.5.5.5 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 27ef8722 File created C:\Windows\SysWOW64\27ef8722 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 27ef8722 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 27ef8722 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\2eb450 27ef8722 File opened for modification C:\Windows\5ace70 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.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 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 27ef8722 - Modifies data under HKEY_USERS 9 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 27ef8722 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 27ef8722 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 27ef8722 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 27ef8722 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 27ef8722 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 27ef8722 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 27ef8722 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 27ef8722 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 27ef8722 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2728 27ef8722 2728 27ef8722 2728 27ef8722 2728 27ef8722 2728 27ef8722 2728 27ef8722 2728 27ef8722 2728 27ef8722 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe Token: SeTcbPrivilege 5304 6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe Token: SeDebugPrivilege 2728 27ef8722 Token: SeTcbPrivilege 2728 27ef8722
Processes
-
C:\Users\Admin\AppData\Local\Temp\6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.exe"C:\Users\Admin\AppData\Local\Temp\6b78aa9be0c84d9f848d1449514c454cfbd228f863999614a7c504e0caee7c2a.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:5304
-
C:\Windows\Syswow64\27ef8722C:\Windows\Syswow64\27ef87221⤵
- 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:2728
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\SysWOW64\27ef8722
- Size 511KB
- SHA256 f6c08c7ccf82967604fa0e4a41b8729e1b1082fd8a1a14f545fda90e5ff3a59b
- MD5 c75a485a428773f7ddeece2149747b17
- SHA1 64a901d7326a960d1a0dac3112c64f6c266290d4
- SHA512 a3e5c7ee8f8d6c4bff776944b5cb3a2606ad8cb52c786a12e73d4bccc1d4115341c27b0715c4871eb36f3c6195831ff1458fc871c88cb7558885b2e459dd0fbe
- SSDEEP 6144:acTgav1cdCTuoPbgwmOLJvKRILSFvdFDcEOkCybEaQRXr9HNdvOax5Rv0:aSvO2x9mONvKRILSFnOkx2LIax5F0
- TLSH T18CB45C26F6908036C4B34575C5F64BAAFAB4BC21631156CBA3943A6A1F737D2BD3130E
- MD5 SHA1 SHA512 SSDEEP TLSH