Analysis
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max time kernel
71s -
max time network
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platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
07-08-2024 03:16
Behavioral task
behavioral1
Sample
55ef12a981ff94f6c143d108d9dccec0N.exe
Resource
win7-20240704-en
General
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Target
55ef12a981ff94f6c143d108d9dccec0N.exe
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Size
914KB
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MD5
55ef12a981ff94f6c143d108d9dccec0
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SHA1
25189bbd538829a1ffba64a0e436bc02192c7603
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SHA256
1d9ef62d36155fca044aa6984284ef38bcd734c0bc2efb6996c7ef55691a53a9
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SHA512
4aa34b0a566bd55184a5a29c3e81f536e919c609cf1f4bc3639f9d7efd0d8bf13e812f6a21ac315ddf9e8538996d5ea1da85b47f722e83bde3cd5c9d96308abc
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SSDEEP
12288:zJB0lh5aILwtFPCfmAUtFC6NXbv+GEBQGCsksQjn6YHldGm1ufSD8Gl+xbbsm:zQ5aILMCfmAUjzX6xQGCZLFdGm13J+ym
Malware Config
Signatures
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KPOT Core Executable 1 IoCs
resource yara_rule behavioral1/files/0x0006000000018b54-20.dat family_kpot -
Trickbot x86 loader 1 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral1/memory/2388-15-0x0000000000300000-0x0000000000329000-memory.dmp trickbot_loader32 -
Executes dropped EXE 2 IoCs
pid Process 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 2180 66ef12a991ff94f7c143d109d9dccec0N.exe -
Loads dropped DLL 2 IoCs
pid Process 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 2388 55ef12a981ff94f6c143d108d9dccec0N.exe -
pid Process 2648 powershell.exe 1612 powershell.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Launches sc.exe 4 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2748 sc.exe 2684 sc.exe 1728 sc.exe 360 sc.exe -
System Location Discovery: System Language Discovery 1 TTPs 15 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 55ef12a981ff94f6c143d108d9dccec0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 66ef12a991ff94f7c143d109d9dccec0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 66ef12a991ff94f7c143d109d9dccec0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 1612 powershell.exe 2648 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1612 powershell.exe Token: SeDebugPrivilege 2648 powershell.exe Token: SeTcbPrivilege 2180 66ef12a991ff94f7c143d109d9dccec0N.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 2180 66ef12a991ff94f7c143d109d9dccec0N.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2388 wrote to memory of 2876 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 29 PID 2388 wrote to memory of 2876 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 29 PID 2388 wrote to memory of 2876 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 29 PID 2388 wrote to memory of 2876 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 29 PID 2388 wrote to memory of 2932 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 30 PID 2388 wrote to memory of 2932 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 30 PID 2388 wrote to memory of 2932 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 30 PID 2388 wrote to memory of 2932 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 30 PID 2388 wrote to memory of 2880 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 32 PID 2388 wrote to memory of 2880 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 32 PID 2388 wrote to memory of 2880 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 32 PID 2388 wrote to memory of 2880 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 32 PID 2388 wrote to memory of 1608 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 35 PID 2388 wrote to memory of 1608 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 35 PID 2388 wrote to memory of 1608 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 35 PID 2388 wrote to memory of 1608 2388 55ef12a981ff94f6c143d108d9dccec0N.exe 35 PID 2880 wrote to memory of 2648 2880 cmd.exe 39 PID 2880 wrote to memory of 2648 2880 cmd.exe 39 PID 2880 wrote to memory of 2648 2880 cmd.exe 39 PID 2880 wrote to memory of 2648 2880 cmd.exe 39 PID 2932 wrote to memory of 2684 2932 cmd.exe 37 PID 2932 wrote to memory of 2684 2932 cmd.exe 37 PID 2932 wrote to memory of 2684 2932 cmd.exe 37 PID 2932 wrote to memory of 2684 2932 cmd.exe 37 PID 2876 wrote to memory of 2748 2876 cmd.exe 36 PID 2876 wrote to memory of 2748 2876 cmd.exe 36 PID 2876 wrote to memory of 2748 2876 cmd.exe 36 PID 2876 wrote to memory of 2748 2876 cmd.exe 36 PID 1608 wrote to memory of 2636 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 38 PID 1608 wrote to memory of 2636 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 38 PID 1608 wrote to memory of 2636 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 38 PID 1608 wrote to memory of 2636 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 38 PID 1608 wrote to memory of 2656 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 40 PID 1608 wrote to memory of 2656 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 40 PID 1608 wrote to memory of 2656 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 40 PID 1608 wrote to memory of 2656 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 40 PID 1608 wrote to memory of 2708 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 42 PID 1608 wrote to memory of 2708 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 42 PID 1608 wrote to memory of 2708 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 42 PID 1608 wrote to memory of 2708 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 42 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 PID 1608 wrote to memory of 2940 1608 66ef12a991ff94f7c143d109d9dccec0N.exe 44 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\55ef12a981ff94f6c143d108d9dccec0N.exe"C:\Users\Admin\AppData\Local\Temp\55ef12a981ff94f6c143d108d9dccec0N.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2388 -
C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2876 -
C:\Windows\SysWOW64\sc.exesc stop WinDefend3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2748
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C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932 -
C:\Windows\SysWOW64\sc.exesc delete WinDefend3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2684
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C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell Set-MpPreference -DisableRealtimeMonitoring $true3⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2648
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C:\Users\Admin\AppData\Roaming\WinSocket\66ef12a991ff94f7c143d109d9dccec0N.exeC:\Users\Admin\AppData\Roaming\WinSocket\66ef12a991ff94f7c143d109d9dccec0N.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1608 -
C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend3⤵
- System Location Discovery: System Language Discovery
PID:2636 -
C:\Windows\SysWOW64\sc.exesc stop WinDefend4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:1728
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C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend3⤵
- System Location Discovery: System Language Discovery
PID:2656 -
C:\Windows\SysWOW64\sc.exesc delete WinDefend4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:360
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C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true3⤵
- System Location Discovery: System Language Discovery
PID:2708 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell Set-MpPreference -DisableRealtimeMonitoring $true4⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1612
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2940
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C:\Windows\system32\taskeng.exetaskeng.exe {7C77871A-A16C-4FCF-84E4-C08C9904846B} S-1-5-18:NT AUTHORITY\System:Service:1⤵PID:2184
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C:\Users\Admin\AppData\Roaming\WinSocket\66ef12a991ff94f7c143d109d9dccec0N.exeC:\Users\Admin\AppData\Roaming\WinSocket\66ef12a991ff94f7c143d109d9dccec0N.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2180 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2484
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD55862409e052ae2af465edd0d55dd4331
SHA17ae2906800612ef3401d8d42df5eb8f4531be0be
SHA256745a95021bbe2193c876c4273a0f25af46274cd7ec42301f03fa8ffee7d3f70a
SHA5124ad3814dcd68d8dde0c0b7d1f6278cd3f71caddca7611f40d93de8af4963e48ae80311e04f9ea6ef259415499c43a0b21290bf6518d4b97a8b0c88afb8bfe921
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Filesize
914KB
MD555ef12a981ff94f6c143d108d9dccec0
SHA125189bbd538829a1ffba64a0e436bc02192c7603
SHA2561d9ef62d36155fca044aa6984284ef38bcd734c0bc2efb6996c7ef55691a53a9
SHA5124aa34b0a566bd55184a5a29c3e81f536e919c609cf1f4bc3639f9d7efd0d8bf13e812f6a21ac315ddf9e8538996d5ea1da85b47f722e83bde3cd5c9d96308abc