Analysis
- max time kernel
149s - max time network
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
22/05/2026, 12:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
tmp3301608r.exe
Resource
win10v2004-20260513-en
11 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmp3301608r.exe
Resource
win11-20260513-en
10 signatures
150 seconds
General
- Target tmp3301608r.exe
- Size 59KB
- Sample260522-pl7ggsdv71
- SHA256 e27bb617f275714b301f5a73afb055ea8b75cfa0a8d01850be60fdaf22817130
- MD5 11dbd3b89a7eba591434bae7f34feef1
- SHA1 16887b950fcd85c3588c06545d12e37fd2f83bd3
- SHA512 c2468f73ea78813ee01761055e2ca2cc8411d34da1b4493ff292a0c3d066d8f3aff0ad9ec84c2c58116b4d1a7783bf2373488af1e231c5509f276198f30d7047
- SSDEEP 768:T+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9Jn:T+mFM2HXKZgiFP7xIksu+XM5O9Jn
- TLSH T11B432822A3A6905FF0B3ADF92E3480650D2779755C30D69A76CC9E5E4A33DC39D20B27
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3112 bin.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2746394149-3500112804-1243524366-1000\Software\Microsoft\Windows\CurrentVersion\Run\57B9DCD3 = "C:\\Users\\Admin\\AppData\\Roaming\\57B9DCD3\\bin.exe" winver.exe - Program crash 1 IoCs
pid pid_target Process procid_target 2036 5160 WerFault.exe 80 - System Location Discovery: System Language Discovery 1 TTPs 3 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 tmp3301608r.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bin.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5160 winver.exe 5160 winver.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3144 Explorer.EXE - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE Token: SeShutdownPrivilege 3144 Explorer.EXE Token: SeCreatePagefilePrivilege 3144 Explorer.EXE - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 5160 winver.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 2448 wrote to memory of 5160 2448 tmp3301608r.exe 80 PID 5160 wrote to memory of 3144 5160 winver.exe 54 PID 3144 wrote to memory of 5104 3144 Explorer.EXE PID 3144 wrote to memory of 5104 3144 Explorer.EXE PID 5104 wrote to memory of 3112 5104 Process not Found 82 PID 5104 wrote to memory of 3112 5104 Process not Found 82 PID 5160 wrote to memory of 2312 5160 winver.exe 51
Processes
-
C:\Windows\system32\sihost.exesihost.exe1⤵PID:2312
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3144 -
C:\Users\Admin\AppData\Local\Temp\tmp3301608r.exe"C:\Users\Admin\AppData\Local\Temp\tmp3301608r.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2448 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:5160 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5160 -s 3804⤵
- Program crash
PID:2036
-
-
-
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C:\Users\Admin\AppData\Roaming\57B9DCD3\bin.exeC:\Users\Admin\AppData\Roaming\57B9DCD3\bin.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3112
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5160 -ip 51601⤵PID:5208
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\57B9DCD3\bin.exe
- Size 59KB
- SHA256 3f2418dbe15e63b3e55f73028b5dcd8127ca5447643a027e701ec4e711a64210
- MD5 deb7555f8aea49f718efbc6a4e8b7d46
- SHA1 d61b4e7849e923f6a23782f290566534b9b63ef0
- SHA512 bac53cbfab73ace4645ef0ff9cc4461340ce888a11c584808257f322850bd85035eb7043b0fe7b67a2ae0428ffeb0641e817e10e587c40980ad53bb69f5755e0
- SSDEEP 768:M+6p+OMlgGMCWhfDzU7f7JDgiFP7xI57+sByZ+XsfXpwtGc9Jn:M+mFM2HXKZgiFP7xIksu+XM5O9Jn
- TLSH T15B431822A3A6905FF0B3ADF92E3480650D2779755C30D69A76CC9E5E4A33DC39D20B27
- MD5 SHA1 SHA512 SSDEEP TLSH