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Analysis
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max time kernel
72s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
21/10/2023, 21:26
Behavioral task
behavioral1
Sample
NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe
Resource
win7-20230831-en
General
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Target
NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe
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Size
868KB
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MD5
917ddfb1426ecc5efa1597f1ec0ad250
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SHA1
15dceab9868e07e7b6bb19eb4f7b0c2f80645456
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SHA256
4a2a94b6cef847969aff91623913eee7a7ec6684689d233cd87453e840157951
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SHA512
af664700189800fe2cc40ed593453c06be4207c08f13d9d0241de11f67f691b8b50b5f5a08d58ee7ca9733de8d0c624d95eab2ac523126c50243b9cd44acdd4a
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SSDEEP
24576:zQ5aILMCfmAUjzX6xQt4qifJxI406KGhcNis:E5aIwC+Agr6StniB+5
Malware Config
Signatures
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KPOT Core Executable 6 IoCs
resource yara_rule behavioral1/files/0x0010000000016d3e-21.dat family_kpot behavioral1/files/0x0010000000016d3e-26.dat family_kpot behavioral1/files/0x0010000000016d3e-23.dat family_kpot behavioral1/files/0x0010000000016d3e-28.dat family_kpot behavioral1/files/0x0010000000016d3e-88.dat family_kpot behavioral1/files/0x0010000000016d3e-89.dat family_kpot -
Trickbot x86 loader 7 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral1/memory/2412-15-0x0000000000390000-0x00000000003B9000-memory.dmp trickbot_loader32 behavioral1/memory/2412-19-0x0000000000390000-0x00000000003B9000-memory.dmp trickbot_loader32 behavioral1/memory/2412-27-0x0000000000390000-0x00000000003B9000-memory.dmp trickbot_loader32 behavioral1/memory/2604-48-0x0000000000530000-0x0000000000559000-memory.dmp trickbot_loader32 behavioral1/memory/2604-61-0x0000000000530000-0x0000000000559000-memory.dmp trickbot_loader32 behavioral1/memory/2116-109-0x00000000003A0000-0x00000000003C9000-memory.dmp trickbot_loader32 behavioral1/memory/2116-121-0x00000000003A0000-0x00000000003C9000-memory.dmp trickbot_loader32 -
Stops running service(s) 3 TTPs
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Executes dropped EXE 2 IoCs
pid Process 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 2116 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe -
Loads dropped DLL 2 IoCs
pid Process 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.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 2428 sc.exe 2420 sc.exe 1752 sc.exe 1200 sc.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 1632 powershell.exe 1164 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1632 powershell.exe Token: SeDebugPrivilege 1164 powershell.exe Token: SeTcbPrivilege 2116 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 2116 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2412 wrote to memory of 2416 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 28 PID 2412 wrote to memory of 2416 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 28 PID 2412 wrote to memory of 2416 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 28 PID 2412 wrote to memory of 2416 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 28 PID 2412 wrote to memory of 2640 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 29 PID 2412 wrote to memory of 2640 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 29 PID 2412 wrote to memory of 2640 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 29 PID 2412 wrote to memory of 2640 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 29 PID 2412 wrote to memory of 2540 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 31 PID 2412 wrote to memory of 2540 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 31 PID 2412 wrote to memory of 2540 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 31 PID 2412 wrote to memory of 2540 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 31 PID 2412 wrote to memory of 2604 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 34 PID 2412 wrote to memory of 2604 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 34 PID 2412 wrote to memory of 2604 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 34 PID 2412 wrote to memory of 2604 2412 NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 34 PID 2604 wrote to memory of 2912 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 37 PID 2604 wrote to memory of 2912 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 37 PID 2604 wrote to memory of 2912 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 37 PID 2604 wrote to memory of 2912 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 37 PID 2604 wrote to memory of 2320 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 35 PID 2604 wrote to memory of 2320 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 35 PID 2604 wrote to memory of 2320 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 35 PID 2604 wrote to memory of 2320 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 35 PID 2604 wrote to memory of 1524 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 39 PID 2604 wrote to memory of 1524 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 39 PID 2604 wrote to memory of 1524 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 39 PID 2604 wrote to memory of 1524 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 39 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2604 wrote to memory of 2884 2604 NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe 41 PID 2640 wrote to memory of 1752 2640 cmd.exe 43 PID 2640 wrote to memory of 1752 2640 cmd.exe 43 PID 2640 wrote to memory of 1752 2640 cmd.exe 43 PID 2640 wrote to memory of 1752 2640 cmd.exe 43 PID 2912 wrote to memory of 1200 2912 cmd.exe 44 PID 2912 wrote to memory of 1200 2912 cmd.exe 44 PID 2912 wrote to memory of 1200 2912 cmd.exe 44 PID 2912 wrote to memory of 1200 2912 cmd.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\NEAS.917ddfb1426ecc5efa1597f1ec0ad250.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.917ddfb1426ecc5efa1597f1ec0ad250.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⤵PID:2416
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C:\Windows\SysWOW64\sc.exesc stop WinDefend3⤵
- Launches sc.exe
PID:2420
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C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend2⤵
- Suspicious use of WriteProcessMemory
PID:2640 -
C:\Windows\SysWOW64\sc.exesc delete WinDefend3⤵
- Launches sc.exe
PID:1752
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C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true2⤵PID:2540
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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:1164
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C:\Users\Admin\AppData\Roaming\WinSocket\NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exeC:\Users\Admin\AppData\Roaming\WinSocket\NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2604 -
C:\Windows\SysWOW64\cmd.exe/c sc delete WinDefend3⤵PID:2320
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C:\Windows\SysWOW64\sc.exesc delete WinDefend4⤵
- Launches sc.exe
PID:2428
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C:\Windows\SysWOW64\cmd.exe/c sc stop WinDefend3⤵
- Suspicious use of WriteProcessMemory
PID:2912 -
C:\Windows\SysWOW64\sc.exesc stop WinDefend4⤵
- Launches sc.exe
PID:1200
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C:\Windows\SysWOW64\cmd.exe/c powershell Set-MpPreference -DisableRealtimeMonitoring $true3⤵PID:1524
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell Set-MpPreference -DisableRealtimeMonitoring $true4⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1632
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:2884
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C:\Windows\system32\taskeng.exetaskeng.exe {CA404A6F-5ECA-445A-AA28-F3A0B99DA6E0} S-1-5-18:NT AUTHORITY\System:Service:1⤵PID:1344
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C:\Users\Admin\AppData\Roaming\WinSocket\NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exeC:\Users\Admin\AppData\Roaming\WinSocket\NFAS.917ddfb1426ecc5efa1597f1ec0ad250.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2116 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1156
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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\XNBBA70L6IUHKWC73CWG.temp
Filesize7KB
MD5ffedf169e2c8f23de71e2795b66f26d0
SHA1e8465af027e380982f00ef4fd9c5f005f36b365b
SHA256dc0d4d6343454fd13f73be913586b042d9918950333a9805ad5cb90da3207f28
SHA51207efa7dad6992fc031cf12bcf3196b748c83cb7bebb49b80c6d82f34420550b91d80ca710384f9c5ade078cdf422189c0184bf948e4b2febb0c10d2071c88824
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5ffedf169e2c8f23de71e2795b66f26d0
SHA1e8465af027e380982f00ef4fd9c5f005f36b365b
SHA256dc0d4d6343454fd13f73be913586b042d9918950333a9805ad5cb90da3207f28
SHA51207efa7dad6992fc031cf12bcf3196b748c83cb7bebb49b80c6d82f34420550b91d80ca710384f9c5ade078cdf422189c0184bf948e4b2febb0c10d2071c88824
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Filesize
868KB
MD5917ddfb1426ecc5efa1597f1ec0ad250
SHA115dceab9868e07e7b6bb19eb4f7b0c2f80645456
SHA2564a2a94b6cef847969aff91623913eee7a7ec6684689d233cd87453e840157951
SHA512af664700189800fe2cc40ed593453c06be4207c08f13d9d0241de11f67f691b8b50b5f5a08d58ee7ca9733de8d0c624d95eab2ac523126c50243b9cd44acdd4a
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Filesize
868KB
MD5917ddfb1426ecc5efa1597f1ec0ad250
SHA115dceab9868e07e7b6bb19eb4f7b0c2f80645456
SHA2564a2a94b6cef847969aff91623913eee7a7ec6684689d233cd87453e840157951
SHA512af664700189800fe2cc40ed593453c06be4207c08f13d9d0241de11f67f691b8b50b5f5a08d58ee7ca9733de8d0c624d95eab2ac523126c50243b9cd44acdd4a
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Filesize
868KB
MD5917ddfb1426ecc5efa1597f1ec0ad250
SHA115dceab9868e07e7b6bb19eb4f7b0c2f80645456
SHA2564a2a94b6cef847969aff91623913eee7a7ec6684689d233cd87453e840157951
SHA512af664700189800fe2cc40ed593453c06be4207c08f13d9d0241de11f67f691b8b50b5f5a08d58ee7ca9733de8d0c624d95eab2ac523126c50243b9cd44acdd4a
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Filesize
868KB
MD5917ddfb1426ecc5efa1597f1ec0ad250
SHA115dceab9868e07e7b6bb19eb4f7b0c2f80645456
SHA2564a2a94b6cef847969aff91623913eee7a7ec6684689d233cd87453e840157951
SHA512af664700189800fe2cc40ed593453c06be4207c08f13d9d0241de11f67f691b8b50b5f5a08d58ee7ca9733de8d0c624d95eab2ac523126c50243b9cd44acdd4a
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Filesize
868KB
MD5917ddfb1426ecc5efa1597f1ec0ad250
SHA115dceab9868e07e7b6bb19eb4f7b0c2f80645456
SHA2564a2a94b6cef847969aff91623913eee7a7ec6684689d233cd87453e840157951
SHA512af664700189800fe2cc40ed593453c06be4207c08f13d9d0241de11f67f691b8b50b5f5a08d58ee7ca9733de8d0c624d95eab2ac523126c50243b9cd44acdd4a
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Filesize
868KB
MD5917ddfb1426ecc5efa1597f1ec0ad250
SHA115dceab9868e07e7b6bb19eb4f7b0c2f80645456
SHA2564a2a94b6cef847969aff91623913eee7a7ec6684689d233cd87453e840157951
SHA512af664700189800fe2cc40ed593453c06be4207c08f13d9d0241de11f67f691b8b50b5f5a08d58ee7ca9733de8d0c624d95eab2ac523126c50243b9cd44acdd4a