Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
01/08/2026, 14:41
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe
Resource
win11ltsc2024-20260710-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe
- Size 2.4MB
- Sample260801-r2laasca38
- SHA256 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4
- MD5 1384378d564e794b202e6a49f2eb3559
- SHA1 29317c9650b632ad8beec5c13314d4cd82a5389d
- SHA512 f848d1aaf58ae641f979178c711832ae1a7ed251259029431bb452790c915a1c15a9db1912a486efe431643b41ebc6c61442cd5a46ba71d0da650dfa06da1aa9
- SSDEEP 49152:1HHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtg:1nKdVkOhCXHHFZMjHfUKkVWsi
- TLSH T1EFB58E31E6818136D1B34671C6FA57BBA5287C221711A5CFA3C47A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1208 53866b8c - 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 6 114.114.114.114 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Destination IP 7 223.5.5.5 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Destination IP 27 114.114.114.114 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Destination IP 28 223.5.5.5 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe - Drops file in System32 directory 15 IoCs
description ioc Process File created C:\Windows\SysWOW64\53866b8c eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 53866b8c File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 53866b8c - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\305910 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe File opened for modification C:\Windows\14ae70 53866b8c - 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 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 53866b8c - 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 53866b8c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 53866b8c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 53866b8c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 53866b8c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 53866b8c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 53866b8c Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 53866b8c Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 53866b8c Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 53866b8c - Modifies system certificate store 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA 53866b8c Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\1F24C630CDA418EF2069FFAD4FDD5F463A1B69AA\Blob = 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 53866b8c - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1208 53866b8c 1208 53866b8c 1208 53866b8c 1208 53866b8c 1208 53866b8c 1208 53866b8c 1208 53866b8c 1208 53866b8c 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Token: SeTcbPrivilege 2824 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Token: SeDebugPrivilege 1208 53866b8c Token: SeTcbPrivilege 1208 53866b8c
Processes
-
C:\Users\Admin\AppData\Local\Temp\eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe"C:\Users\Admin\AppData\Local\Temp\eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.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:2824
-
C:\Windows\Syswow64\53866b8cC:\Windows\Syswow64\53866b8c1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1208
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\53866b8c
- Size 2.4MB
- SHA256 6dd4acd35677ae4d0660042f0adb8ec6b62e65a10d4b8b157b2ca9eaad8baf01
- MD5 c646d73af9c184f44717694dfcda3ff8
- SHA1 5adc064ab97055b9c7e229902fe3eb90e73091c6
- SHA512 771c47049004e0f68e3031ed90281986cc4422e5fa1bfadd439be589545e7ef9ca5c6bb98aad56eecac14e3acd4580ee65ee10a6697fc33fbec17ffadc7aa5c3
- SSDEEP 49152:QHHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtg:QnKdVkOhCXHHFZMjHfUKkVWsi
- TLSH T10FB58E31E6818136D1B34671C6FA57BBA5287C221711A5CFA3C47A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH