Analysis
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max time kernel
134s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
03-08-2024 20:55
Behavioral task
behavioral1
Sample
81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe
Resource
win7-20240729-en
General
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Target
81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe
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Size
1.1MB
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MD5
24e25f4bb1d31fd7c6ba29a2beae1807
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SHA1
a048fb91c8e7909886708a2c2f44856dd3991e26
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SHA256
81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7
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SHA512
e4e65faec598c4cb766e36204fe04ca0f0bae96e43fdd5a560e7bf0a60ecee24e62f6c3f4220a5d1c80d2bd9ab67285d028fb5bbd16c95e7b24c75140d4476fe
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SSDEEP
24576:zQ5aILMCfmAUjzX6xQ0+wCIygDsAUQkCJmOGwf:E5aIwC+Agr6SNuku
Malware Config
Signatures
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KPOT Core Executable 1 IoCs
resource yara_rule behavioral1/files/0x000600000001926b-20.dat family_kpot -
Trickbot x86 loader 1 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral1/memory/1384-15-0x0000000000490000-0x00000000004B9000-memory.dmp trickbot_loader32 -
Executes dropped EXE 3 IoCs
pid Process 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 2332 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 1480 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe -
Loads dropped DLL 2 IoCs
pid Process 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe -
pid Process 2784 powershell.exe 2540 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 2696 sc.exe 2592 sc.exe 2768 sc.exe 2500 sc.exe -
System Location Discovery: System Language Discovery 1 TTPs 16 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 sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.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 sc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.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 powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 2540 powershell.exe 2784 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2540 powershell.exe Token: SeDebugPrivilege 2784 powershell.exe Token: SeTcbPrivilege 2332 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe Token: SeTcbPrivilege 1480 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 2332 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 1480 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1384 wrote to memory of 1732 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 31 PID 1384 wrote to memory of 1732 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 31 PID 1384 wrote to memory of 1732 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 31 PID 1384 wrote to memory of 1732 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 31 PID 1384 wrote to memory of 2256 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 32 PID 1384 wrote to memory of 2256 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 32 PID 1384 wrote to memory of 2256 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 32 PID 1384 wrote to memory of 2256 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 32 PID 1384 wrote to memory of 2404 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 34 PID 1384 wrote to memory of 2404 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 34 PID 1384 wrote to memory of 2404 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 34 PID 1384 wrote to memory of 2404 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 34 PID 1384 wrote to memory of 2804 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 37 PID 1384 wrote to memory of 2804 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 37 PID 1384 wrote to memory of 2804 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 37 PID 1384 wrote to memory of 2804 1384 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 37 PID 2256 wrote to memory of 2696 2256 cmd.exe 39 PID 2256 wrote to memory of 2696 2256 cmd.exe 39 PID 2256 wrote to memory of 2696 2256 cmd.exe 39 PID 2256 wrote to memory of 2696 2256 cmd.exe 39 PID 1732 wrote to memory of 2592 1732 cmd.exe 38 PID 1732 wrote to memory of 2592 1732 cmd.exe 38 PID 1732 wrote to memory of 2592 1732 cmd.exe 38 PID 1732 wrote to memory of 2592 1732 cmd.exe 38 PID 2404 wrote to memory of 2784 2404 cmd.exe 40 PID 2404 wrote to memory of 2784 2404 cmd.exe 40 PID 2404 wrote to memory of 2784 2404 cmd.exe 40 PID 2404 wrote to memory of 2784 2404 cmd.exe 40 PID 2804 wrote to memory of 2620 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 41 PID 2804 wrote to memory of 2620 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 41 PID 2804 wrote to memory of 2620 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 41 PID 2804 wrote to memory of 2620 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 41 PID 2804 wrote to memory of 3028 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 42 PID 2804 wrote to memory of 3028 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 42 PID 2804 wrote to memory of 3028 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 42 PID 2804 wrote to memory of 3028 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 42 PID 2804 wrote to memory of 2864 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 43 PID 2804 wrote to memory of 2864 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 43 PID 2804 wrote to memory of 2864 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 43 PID 2804 wrote to memory of 2864 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 43 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 PID 2804 wrote to memory of 2516 2804 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 45 -
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\81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe"C:\Users\Admin\AppData\Local\Temp\81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1384 -
C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Windows\SysWOW64\sc.exesc stop WinDefend3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2592
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C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\SysWOW64\sc.exesc delete WinDefend3⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2696
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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:2404 -
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:2784
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C:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exeC:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2804 -
C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend3⤵
- System Location Discovery: System Language Discovery
PID:2620 -
C:\Windows\SysWOW64\sc.exesc stop WinDefend4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2500
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C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend3⤵
- System Location Discovery: System Language Discovery
PID:3028 -
C:\Windows\SysWOW64\sc.exesc delete WinDefend4⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2768
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C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true3⤵
- System Location Discovery: System Language Discovery
PID:2864 -
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:2540
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2516
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C:\Windows\system32\taskeng.exetaskeng.exe {922415E4-D0E3-4E02-9C9C-30B33871D779} S-1-5-18:NT AUTHORITY\System:Service:1⤵PID:2584
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C:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exeC:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2332 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2688
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C:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exeC:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1480 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:872
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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
MD57ad60433fb1a4064b1ef3c61d06a7812
SHA13b9f1c163e8ab00ba673b9261730200dbf96d344
SHA2560b46f01b145c52e803e2936c79039342b9cbf9b75c0c57e3ca85233737475b02
SHA5125cab42e498cc1a6425f1eab6e065f1f6d978d2543516765f20a5ca2fee4f0f32e745dc3580dd5f0cce54edfa93bf9ee4b0ee323a971b13cf17bfebac16c4cb93
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\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe
Filesize1.1MB
MD524e25f4bb1d31fd7c6ba29a2beae1807
SHA1a048fb91c8e7909886708a2c2f44856dd3991e26
SHA25681c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7
SHA512e4e65faec598c4cb766e36204fe04ca0f0bae96e43fdd5a560e7bf0a60ecee24e62f6c3f4220a5d1c80d2bd9ab67285d028fb5bbd16c95e7b24c75140d4476fe