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Analysis
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max time kernel
135s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22/05/2024, 23:07
Behavioral task
behavioral1
Sample
731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe
Resource
win7-20240221-en
General
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Target
731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe
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Size
1.1MB
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MD5
7e8ce493dfc31c514461ce14554216d9
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SHA1
76cb4a0adf345972544114867995eda0ce489ce0
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SHA256
731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481
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SHA512
ef6621cd91852e959089c7c04b90fee3d057dd99f8f9e8197d4e6d68c7efb1ba573d9362fe0b7fc1d96aba471f7461f56c7a330a2459546de3c8d9bbb7ae2ad9
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SSDEEP
24576:zQ5aILMCfmAUjzX6xQt+4En+bcMHI+r2hQvitenWOVZh:E5aIwC+Agr6StVEnmcvQvv
Malware Config
Signatures
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KPOT Core Executable 1 IoCs
resource yara_rule behavioral1/files/0x000800000001416f-20.dat family_kpot -
Trickbot x86 loader 1 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral1/memory/1296-15-0x0000000000360000-0x0000000000389000-memory.dmp trickbot_loader32 -
Executes dropped EXE 3 IoCs
pid Process 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 1388 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 412 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe -
Loads dropped DLL 2 IoCs
pid Process 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe -
Drops file in System32 directory 1 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 -
Launches sc.exe 2 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2436 sc.exe 2516 sc.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 2580 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2580 powershell.exe Token: SeTcbPrivilege 1388 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe Token: SeTcbPrivilege 412 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 1388 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 412 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 1296 wrote to memory of 2624 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 28 PID 1296 wrote to memory of 2624 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 28 PID 1296 wrote to memory of 2624 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 28 PID 1296 wrote to memory of 2624 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 28 PID 1296 wrote to memory of 2668 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 29 PID 1296 wrote to memory of 2668 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 29 PID 1296 wrote to memory of 2668 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 29 PID 1296 wrote to memory of 2668 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 29 PID 1296 wrote to memory of 2568 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 31 PID 1296 wrote to memory of 2568 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 31 PID 1296 wrote to memory of 2568 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 31 PID 1296 wrote to memory of 2568 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 31 PID 1296 wrote to memory of 2680 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 34 PID 1296 wrote to memory of 2680 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 34 PID 1296 wrote to memory of 2680 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 34 PID 1296 wrote to memory of 2680 1296 731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe 34 PID 2668 wrote to memory of 2516 2668 cmd.exe 35 PID 2668 wrote to memory of 2516 2668 cmd.exe 35 PID 2668 wrote to memory of 2516 2668 cmd.exe 35 PID 2668 wrote to memory of 2516 2668 cmd.exe 35 PID 2624 wrote to memory of 2436 2624 cmd.exe 36 PID 2624 wrote to memory of 2436 2624 cmd.exe 36 PID 2624 wrote to memory of 2436 2624 cmd.exe 36 PID 2624 wrote to memory of 2436 2624 cmd.exe 36 PID 2568 wrote to memory of 2580 2568 cmd.exe 37 PID 2568 wrote to memory of 2580 2568 cmd.exe 37 PID 2568 wrote to memory of 2580 2568 cmd.exe 37 PID 2568 wrote to memory of 2580 2568 cmd.exe 37 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 2680 wrote to memory of 2896 2680 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 38 PID 1436 wrote to memory of 1388 1436 taskeng.exe 42 PID 1436 wrote to memory of 1388 1436 taskeng.exe 42 PID 1436 wrote to memory of 1388 1436 taskeng.exe 42 PID 1436 wrote to memory of 1388 1436 taskeng.exe 42 PID 1388 wrote to memory of 2000 1388 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 43 PID 1388 wrote to memory of 2000 1388 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 43 PID 1388 wrote to memory of 2000 1388 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 43 PID 1388 wrote to memory of 2000 1388 831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe 43 -
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\731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe"C:\Users\Admin\AppData\Local\Temp\731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1296 -
C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend2⤵
- Suspicious use of WriteProcessMemory
PID:2624 -
C:\Windows\SysWOW64\sc.exesc stop WinDefend3⤵
- Launches sc.exe
PID:2436
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C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend2⤵
- Suspicious use of WriteProcessMemory
PID:2668 -
C:\Windows\SysWOW64\sc.exesc delete WinDefend3⤵
- Launches sc.exe
PID:2516
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C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true2⤵
- Suspicious use of WriteProcessMemory
PID:2568 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell Set-MpPreference -DisableRealtimeMonitoring $true3⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2580
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C:\Users\Admin\AppData\Roaming\WinSocket\831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exeC:\Users\Admin\AppData\Roaming\WinSocket\831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2680 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2896
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C:\Windows\system32\taskeng.exetaskeng.exe {A47C14AC-11B0-4D37-91E6-EFCC71A7DD9D} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:1436 -
C:\Users\Admin\AppData\Roaming\WinSocket\831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exeC:\Users\Admin\AppData\Roaming\WinSocket\831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1388 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2000
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C:\Users\Admin\AppData\Roaming\WinSocket\831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exeC:\Users\Admin\AppData\Roaming\WinSocket\831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:412 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1228
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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\Users\Admin\AppData\Roaming\WinSocket\831dfc8944f999d4961dbd24b0c819f63ea946270369fed8ea36d0789c77d491.exe
Filesize1.1MB
MD57e8ce493dfc31c514461ce14554216d9
SHA176cb4a0adf345972544114867995eda0ce489ce0
SHA256731dfc7944f888d4951dbd24b0c718f53ea945260358fed7ea35d0679c66d481
SHA512ef6621cd91852e959089c7c04b90fee3d057dd99f8f9e8197d4e6d68c7efb1ba573d9362fe0b7fc1d96aba471f7461f56c7a330a2459546de3c8d9bbb7ae2ad9