Analysis
- max time kernel
150s - max time network
158s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260710-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-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 3348 efc22d60 - 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 4 223.5.5.5 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Destination IP 15 114.114.114.114 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Destination IP 16 223.5.5.5 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Destination IP 1 114.114.114.114 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe - Drops file in System32 directory 13 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 efc22d60 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 efc22d60 File created C:\Windows\SysWOW64\efc22d60 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\3951a8 efc22d60 File opened for modification C:\Windows\65b1e8 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.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 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language efc22d60 - 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 efc22d60 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" efc22d60 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" efc22d60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" efc22d60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" efc22d60 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ efc22d60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" efc22d60 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" efc22d60 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing efc22d60 - Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3348 efc22d60 3348 efc22d60 3348 efc22d60 3348 efc22d60 3348 efc22d60 3348 efc22d60 3348 efc22d60 3348 efc22d60 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Token: SeTcbPrivilege 5940 eef2e0a961dfdba96676411262745335abd862d6f35630e3e78b635269ceeef4.exe Token: SeDebugPrivilege 3348 efc22d60 Token: SeTcbPrivilege 3348 efc22d60
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:5940
-
C:\Windows\Syswow64\efc22d60C:\Windows\Syswow64\efc22d601⤵
- 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:3348
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\efc22d60
- Size 2.4MB
- SHA256 514593a8e667a7e81ffe1b29e9cda6c8cef79190ce8fa18e672bce298cbe68ad
- MD5 1d018c3e6cf52ff33271512fc26e7efd
- SHA1 0ee56d93965ef7b67fab8fa02570702792de9035
- SHA512 d4709167d816d5f81712b6c6569abdb643cd9f93d6150be272ef17d5f1592b7b5f04a93b6c394c5cf1a3d01812d36de2b873f680aabde4b673cc8036d46d87c9
- SSDEEP 49152:RHHKO29QG56/OJdJCXDrsOFZMjHfUTGkQy5QZuTtg:RnKdVkOhCXHHFZMjHfUKkVWsi
- TLSH T1E9B58E31E6818136D1B34671C6FA57BBA5287C221711A5CFA3C47A2A1F736D3AE3170E
- MD5 SHA1 SHA512 SSDEEP TLSH