Analysis
- max time kernel
149s - max time network
150s - 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, 06:48
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
8 signatures
150 seconds
General
- Target b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe
- Size 832KB
- Sample260802-hk86csvvey
- SHA256 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601
- MD5 998f390460595a6d09776eba4dbc3a1d
- SHA1 56f02bd056036a0531431b12649bb70fa2782d75
- SHA512 c22ab2bc223433eb3a5cf72690f8c559e5203ecb1fd5c6c4ee1cccabebe7b08bfcb80f3d70f879a0a16f3414aaf29ff08912f0ed52c82ebd3e8505c92b798a1e
- SSDEEP 12288:mSvO2x9mONvKRILSFnOkx2LIaxy6RJ05FAQjU/LU:FvO2xJKRI2FOkx2LFEAcUY
- TLSH T120056C22F241C13AD4A7467185FE07ABA674BD10571257CBA3847B2A1FB36D2BE31B0D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3380 58fba4f4 - 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 27 223.5.5.5 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe Destination IP 3 114.114.114.114 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe Destination IP 4 223.5.5.5 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe Destination IP 26 114.114.114.114 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe - Drops file in System32 directory 5 IoCs
description ioc Process File created C:\Windows\SysWOW64\58fba4f4 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5 58fba4f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE 58fba4f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies 58fba4f4 File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5 58fba4f4 - Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\984d8 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe File opened for modification C:\Windows\39dde8 58fba4f4 - 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 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 58fba4f4 - 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\History\CachePrefix = "Visited:" 58fba4f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 58fba4f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 58fba4f4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 58fba4f4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 58fba4f4 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 58fba4f4 Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 58fba4f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 58fba4f4 Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 58fba4f4 - Suspicious behavior: EnumeratesProcesses 26 IoCs
pid Process 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 3380 58fba4f4 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe Token: SeTcbPrivilege 556 b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe Token: SeDebugPrivilege 3380 58fba4f4 Token: SeTcbPrivilege 3380 58fba4f4
Processes
-
C:\Users\Admin\AppData\Local\Temp\b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.exe"C:\Users\Admin\AppData\Local\Temp\b478dc226e0acbd6d92e692b3d9daeca45e343e5a1de1ba076b4441041139601.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:556
-
C:\Windows\Syswow64\58fba4f4C:\Windows\Syswow64\58fba4f41⤵
- 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:3380
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\58fba4f4
- Size 832KB
- SHA256 72b8e14a57f7e7800224056da7a72b75cd95dd18f80e181cddd096d02d4ffab5
- MD5 fad009f37e6e99689b776362616eeb13
- SHA1 bfb0bb88ebe05262d4e2be69e0ecb3ac7f0ea8d3
- SHA512 6d955d315be45f1efb6182a80639a8651486da0f1e92643e139029a74ff3b6fd71c639dfdb3339bdabd4ead8e11b596403a5f59e6072dd7c84a8c5edf1bb5644
- SSDEEP 12288:1SvO2x9mONvKRILSFnOkx2LIaxy6RJ05FAQjU/LU:0vO2xJKRI2FOkx2LFEAcUY
- TLSH T111056C22F241C13AD4A7467185FE07ABA674BD10571257CBA3847B2A1FB36D2BE31B0D
- MD5 SHA1 SHA512 SSDEEP TLSH