Analysis
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max time kernel
137s -
max time network
128s -
platform
windows7_x64 -
resource
win7-20231023-en -
resource tags
arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system -
submitted
07-11-2023 18:51
Behavioral task
behavioral1
Sample
NEAS.07f57952a6d54b8526acdee7a83fca30.exe
Resource
win7-20231023-en
General
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Target
NEAS.07f57952a6d54b8526acdee7a83fca30.exe
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Size
910KB
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MD5
07f57952a6d54b8526acdee7a83fca30
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SHA1
3f865ef938f0db2f44be6e2d353234bab0205e22
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SHA256
fe281064e1d16107cfda72ec7ab5b8500ee6f6dfd3669a38e97847c6320b719f
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SHA512
7a22329e9bf4a5bfa1167913b1432bdf844f9cc9fce09b59ce93659c13329ccd4823d4b8a4d70f3c53ecd8b3dc7bba49507c2b8cb0a623e341c07fc25782c806
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SSDEEP
24576:zQ5aILMCfmAUjzX6xQtpj/Yz6XVSvmHaZL:E5aIwC+Agr6St1lOqA
Malware Config
Signatures
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KPOT Core Executable 7 IoCs
resource yara_rule behavioral1/files/0x002c000000015ce1-28.dat family_kpot behavioral1/files/0x002c000000015ce1-26.dat family_kpot behavioral1/files/0x002c000000015ce1-23.dat family_kpot behavioral1/files/0x002c000000015ce1-21.dat family_kpot behavioral1/files/0x002c000000015ce1-69.dat family_kpot behavioral1/files/0x002c000000015ce1-70.dat family_kpot behavioral1/files/0x002c000000015ce1-103.dat family_kpot -
Trickbot x86 loader 9 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral1/memory/2412-15-0x0000000000610000-0x0000000000639000-memory.dmp trickbot_loader32 behavioral1/memory/2412-19-0x0000000000610000-0x0000000000639000-memory.dmp trickbot_loader32 behavioral1/memory/2412-27-0x0000000000610000-0x0000000000639000-memory.dmp trickbot_loader32 behavioral1/memory/2660-53-0x0000000000560000-0x0000000000589000-memory.dmp trickbot_loader32 behavioral1/memory/2660-61-0x0000000000560000-0x0000000000589000-memory.dmp trickbot_loader32 behavioral1/memory/3064-90-0x0000000000260000-0x0000000000289000-memory.dmp trickbot_loader32 behavioral1/memory/3064-102-0x0000000000260000-0x0000000000289000-memory.dmp trickbot_loader32 behavioral1/memory/1116-123-0x0000000000480000-0x00000000004A9000-memory.dmp trickbot_loader32 behavioral1/memory/1116-135-0x0000000000480000-0x00000000004A9000-memory.dmp trickbot_loader32 -
Stops running service(s) 3 TTPs
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Executes dropped EXE 3 IoCs
pid Process 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 3064 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 1116 NFAS.07f57952a6d54b8526acdee7a83fca30.exe -
Loads dropped DLL 2 IoCs
pid Process 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.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 2812 sc.exe 2704 sc.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 2712 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2712 powershell.exe Token: SeTcbPrivilege 3064 NFAS.07f57952a6d54b8526acdee7a83fca30.exe Token: SeTcbPrivilege 1116 NFAS.07f57952a6d54b8526acdee7a83fca30.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 3064 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 1116 NFAS.07f57952a6d54b8526acdee7a83fca30.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2412 wrote to memory of 1380 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 28 PID 2412 wrote to memory of 1380 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 28 PID 2412 wrote to memory of 1380 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 28 PID 2412 wrote to memory of 1380 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 28 PID 2412 wrote to memory of 2556 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 29 PID 2412 wrote to memory of 2556 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 29 PID 2412 wrote to memory of 2556 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 29 PID 2412 wrote to memory of 2556 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 29 PID 2412 wrote to memory of 2604 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 31 PID 2412 wrote to memory of 2604 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 31 PID 2412 wrote to memory of 2604 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 31 PID 2412 wrote to memory of 2604 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 31 PID 2412 wrote to memory of 2660 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 34 PID 2412 wrote to memory of 2660 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 34 PID 2412 wrote to memory of 2660 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 34 PID 2412 wrote to memory of 2660 2412 NEAS.07f57952a6d54b8526acdee7a83fca30.exe 34 PID 1380 wrote to memory of 2704 1380 cmd.exe 36 PID 1380 wrote to memory of 2704 1380 cmd.exe 36 PID 1380 wrote to memory of 2704 1380 cmd.exe 36 PID 1380 wrote to memory of 2704 1380 cmd.exe 36 PID 2556 wrote to memory of 2812 2556 cmd.exe 35 PID 2556 wrote to memory of 2812 2556 cmd.exe 35 PID 2556 wrote to memory of 2812 2556 cmd.exe 35 PID 2556 wrote to memory of 2812 2556 cmd.exe 35 PID 2604 wrote to memory of 2712 2604 cmd.exe 37 PID 2604 wrote to memory of 2712 2604 cmd.exe 37 PID 2604 wrote to memory of 2712 2604 cmd.exe 37 PID 2604 wrote to memory of 2712 2604 cmd.exe 37 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2660 wrote to memory of 2480 2660 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 38 PID 2744 wrote to memory of 3064 2744 taskeng.exe 42 PID 2744 wrote to memory of 3064 2744 taskeng.exe 42 PID 2744 wrote to memory of 3064 2744 taskeng.exe 42 PID 2744 wrote to memory of 3064 2744 taskeng.exe 42 PID 3064 wrote to memory of 1424 3064 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 43 PID 3064 wrote to memory of 1424 3064 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 43 PID 3064 wrote to memory of 1424 3064 NFAS.07f57952a6d54b8526acdee7a83fca30.exe 43 PID 3064 wrote to memory of 1424 3064 NFAS.07f57952a6d54b8526acdee7a83fca30.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\NEAS.07f57952a6d54b8526acdee7a83fca30.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.07f57952a6d54b8526acdee7a83fca30.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2412 -
C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend2⤵
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Windows\SysWOW64\sc.exesc stop WinDefend3⤵
- Launches sc.exe
PID:2704
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C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend2⤵
- Suspicious use of WriteProcessMemory
PID:2556 -
C:\Windows\SysWOW64\sc.exesc delete WinDefend3⤵
- Launches sc.exe
PID:2812
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C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true2⤵
- Suspicious use of WriteProcessMemory
PID:2604 -
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:2712
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C:\Users\Admin\AppData\Roaming\WinSocket\NFAS.07f57952a6d54b8526acdee7a83fca30.exeC:\Users\Admin\AppData\Roaming\WinSocket\NFAS.07f57952a6d54b8526acdee7a83fca30.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2660 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2480
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C:\Windows\system32\taskeng.exetaskeng.exe {C68B9E55-7EEE-4E24-9F1F-4907D40D8B8A} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Users\Admin\AppData\Roaming\WinSocket\NFAS.07f57952a6d54b8526acdee7a83fca30.exeC:\Users\Admin\AppData\Roaming\WinSocket\NFAS.07f57952a6d54b8526acdee7a83fca30.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3064 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1424
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C:\Users\Admin\AppData\Roaming\WinSocket\NFAS.07f57952a6d54b8526acdee7a83fca30.exeC:\Users\Admin\AppData\Roaming\WinSocket\NFAS.07f57952a6d54b8526acdee7a83fca30.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1116 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1080
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
910KB
MD507f57952a6d54b8526acdee7a83fca30
SHA13f865ef938f0db2f44be6e2d353234bab0205e22
SHA256fe281064e1d16107cfda72ec7ab5b8500ee6f6dfd3669a38e97847c6320b719f
SHA5127a22329e9bf4a5bfa1167913b1432bdf844f9cc9fce09b59ce93659c13329ccd4823d4b8a4d70f3c53ecd8b3dc7bba49507c2b8cb0a623e341c07fc25782c806
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Filesize
910KB
MD507f57952a6d54b8526acdee7a83fca30
SHA13f865ef938f0db2f44be6e2d353234bab0205e22
SHA256fe281064e1d16107cfda72ec7ab5b8500ee6f6dfd3669a38e97847c6320b719f
SHA5127a22329e9bf4a5bfa1167913b1432bdf844f9cc9fce09b59ce93659c13329ccd4823d4b8a4d70f3c53ecd8b3dc7bba49507c2b8cb0a623e341c07fc25782c806
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Filesize
910KB
MD507f57952a6d54b8526acdee7a83fca30
SHA13f865ef938f0db2f44be6e2d353234bab0205e22
SHA256fe281064e1d16107cfda72ec7ab5b8500ee6f6dfd3669a38e97847c6320b719f
SHA5127a22329e9bf4a5bfa1167913b1432bdf844f9cc9fce09b59ce93659c13329ccd4823d4b8a4d70f3c53ecd8b3dc7bba49507c2b8cb0a623e341c07fc25782c806
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Filesize
910KB
MD507f57952a6d54b8526acdee7a83fca30
SHA13f865ef938f0db2f44be6e2d353234bab0205e22
SHA256fe281064e1d16107cfda72ec7ab5b8500ee6f6dfd3669a38e97847c6320b719f
SHA5127a22329e9bf4a5bfa1167913b1432bdf844f9cc9fce09b59ce93659c13329ccd4823d4b8a4d70f3c53ecd8b3dc7bba49507c2b8cb0a623e341c07fc25782c806
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Filesize
910KB
MD507f57952a6d54b8526acdee7a83fca30
SHA13f865ef938f0db2f44be6e2d353234bab0205e22
SHA256fe281064e1d16107cfda72ec7ab5b8500ee6f6dfd3669a38e97847c6320b719f
SHA5127a22329e9bf4a5bfa1167913b1432bdf844f9cc9fce09b59ce93659c13329ccd4823d4b8a4d70f3c53ecd8b3dc7bba49507c2b8cb0a623e341c07fc25782c806
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Filesize
910KB
MD507f57952a6d54b8526acdee7a83fca30
SHA13f865ef938f0db2f44be6e2d353234bab0205e22
SHA256fe281064e1d16107cfda72ec7ab5b8500ee6f6dfd3669a38e97847c6320b719f
SHA5127a22329e9bf4a5bfa1167913b1432bdf844f9cc9fce09b59ce93659c13329ccd4823d4b8a4d70f3c53ecd8b3dc7bba49507c2b8cb0a623e341c07fc25782c806
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Filesize
910KB
MD507f57952a6d54b8526acdee7a83fca30
SHA13f865ef938f0db2f44be6e2d353234bab0205e22
SHA256fe281064e1d16107cfda72ec7ab5b8500ee6f6dfd3669a38e97847c6320b719f
SHA5127a22329e9bf4a5bfa1167913b1432bdf844f9cc9fce09b59ce93659c13329ccd4823d4b8a4d70f3c53ecd8b3dc7bba49507c2b8cb0a623e341c07fc25782c806