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
02/08/2026, 01:07
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
9 signatures
150 seconds
General
- Target e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe
- Size 1.3MB
- Sample260802-bgzzys1tes
- SHA256 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92
- MD5 a627cb1f40fafb0e25643eec26280f48
- SHA1 9babf3dce204b7611a9e68a7ecff439d40493b66
- SHA512 e7cf51f603dddd24a7a96b03b1f076fd0dc549f2f1510e3525cd1bbe0971089ad9cc4b4bae32365855fb131a340b2dd2b6c31a19c3544e90b53327f43002ac5c
- SSDEEP 24576:lvO2xJKRI2FOkx2LFEvcU6UQOJdBqsCPhH9Do2sl:lHHKO29QG56/OJdJCXDrsl
- TLSH T1F8559E32A6808036E5B3467586FA57BAA5257C215321E1CF73C47A2E1FB37D3A93170E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4700 835166f2 - 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 33 114.114.114.114 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe Destination IP 36 223.5.5.5 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe Destination IP 3 114.114.114.114 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe Destination IP 5 223.5.5.5 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 835166f2 File created C:\Windows\SysWOW64\835166f2 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\AAD646CB44373074ADE741C38400E7E1 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\AAD646CB44373074ADE741C38400E7E1 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 835166f2 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C 835166f2 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\507738 835166f2 File opened for modification C:\Windows\4ef588 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.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 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 835166f2 - 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 835166f2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 835166f2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 835166f2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 835166f2 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 835166f2 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 835166f2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 835166f2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 835166f2 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 835166f2 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4700 835166f2 4700 835166f2 4700 835166f2 4700 835166f2 4700 835166f2 4700 835166f2 4700 835166f2 4700 835166f2 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe Token: SeTcbPrivilege 4612 e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe Token: SeDebugPrivilege 4700 835166f2 Token: SeTcbPrivilege 4700 835166f2
Processes
-
C:\Users\Admin\AppData\Local\Temp\e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.exe"C:\Users\Admin\AppData\Local\Temp\e3f7c7140b475a4060605bbf558f1e28e9faa6fb3cebd29e93d37d9cb6fbbf92.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:4612
-
C:\Windows\Syswow64\835166f2C:\Windows\Syswow64\835166f21⤵
- 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:4700
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\835166f2
- Size 1.3MB
- SHA256 9687350bb8cdb942d39ddbaf3356280c97d4be6d51c4ff8de09b04b9a53f3fd4
- MD5 6bf45d372f6eb68152015875b0a87152
- SHA1 db6b295d4034ddc0d564487bd79f1a2c59969335
- SHA512 3c641f491220059bc4a0a17a62aad0f1da38a126c48a0683c38bf425096992d62e37b6a6b67772dbdddc80c43958dcac790645b6be722c30fb62611208dc3122
- SSDEEP 24576:dvO2xJKRI2FOkx2LFEvcU6UQOJdBqsCPhH9Do2sl:dHHKO29QG56/OJdJCXDrsl
- TLSH T114559E32A6808036E5B3467586FA57BAA5257C215321E1CF73C47A2E1FB37D3A93170E
- MD5 SHA1 SHA512 SSDEEP TLSH