Analysis
- max time kernel
149s - max time network
148s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
10/05/2026, 07:09
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe
Resource
win10v2004-20260130-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe
Resource
win11-20260130-en
windows11-21h2-x64
8 signatures
150 seconds
General
- Target e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe
- Size 1.9MB
- Sample260510-hytmtsay21
- SHA256 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1
- MD5 ea95ddf312875cb244330416f4bd5e39
- SHA1 b6ed294f40b9ec053e58dc48cf92a9e261602c2f
- SHA512 4ab2580ae71da38e34c5c666572b55bfbbcd386667b453dc68d47829d524df664a380c8a6cd983f91f8e98d14356d0e49faeb3780d8e0132917e4932b1dcddf1
- SSDEEP 49152:4HHKO2FQd1oOU82lPJ6PsfsCWFn5+ovhnFvTGh:4nKl2qOb2lP8ssYoJxKh
- TLSH T17295CF12F7B1C0B2C4A742748866C32EE671BD115B218EDBA7C03B5A5E727D17E3A349
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4400 b6b0bb42 - 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 1 114.114.114.114 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe Destination IP 2 223.5.5.5 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe Destination IP 14 114.114.114.114 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe Destination IP 15 223.5.5.5 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe - Drops file in System32 directory 17 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content b6b0bb42 File created C:\Windows\SysWOW64\b6b0bb42 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\57C8EDB95DF3F0AD4EE2DC2B8CFD4157 b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3EC845F33427F1C99AF855BE8930371C b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\66F835E41EC6A985EB9271E4A70169D7_CF44E3C99F7F4AC558EEB35244F7E046 b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\3EC845F33427F1C99AF855BE8930371C b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\81B9B36F9ABC4DA631A4713EE66FAEC6_D78A39BE9A7C3823659C09F61E8BD3E8 b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 b6b0bb42 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft b6b0bb42 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\4b5460 b6b0bb42 File opened for modification C:\Windows\2b9f68 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.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 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b6b0bb42 - 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 b6b0bb42 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ b6b0bb42 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" b6b0bb42 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" b6b0bb42 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing b6b0bb42 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" b6b0bb42 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" b6b0bb42 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" b6b0bb42 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" b6b0bb42 - Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4400 b6b0bb42 4400 b6b0bb42 4400 b6b0bb42 4400 b6b0bb42 4400 b6b0bb42 4400 b6b0bb42 4400 b6b0bb42 4400 b6b0bb42 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe Token: SeTcbPrivilege 2548 e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe Token: SeDebugPrivilege 4400 b6b0bb42 Token: SeTcbPrivilege 4400 b6b0bb42
Processes
-
C:\Users\Admin\AppData\Local\Temp\e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.exe"C:\Users\Admin\AppData\Local\Temp\e475fa7b97438e6a23c94a93dfd98e3bb58bb58f3d28d1bb2a23992056be6af1.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:2548
-
C:\Windows\Syswow64\b6b0bb42C:\Windows\Syswow64\b6b0bb421⤵
- 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:4400
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\b6b0bb42
- Size 1.9MB
- SHA256 8e3985d0c05d411af12d8fb89a0fa91c8bbf462d2d93bf4d13db7c93e38fcd37
- MD5 9209203f31aaaf3c8732d08ffefc124b
- SHA1 6d5cd2495c54cf328d484808199aba3834089e54
- SHA512 32d15dbd273b1ad9ef80b75f379cae06fd4535a69f7641bcd05edb64b18beef4e67beccafade50254bca307857bf4ba547a44d79f79aa3d47d7707f388906974
- SSDEEP 49152:FHHKO2FQd1oOU82lPJ6PsfsCWFn5+ovhnFvTGh:FnKl2qOb2lP8ssYoJxKh
- TLSH T18595CF12F7B1C0B2C4A742748866C32EE671BD115B218EDBA7C03B5A5E727D17E3A349
- MD5 SHA1 SHA512 SSDEEP TLSH