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Analysis
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max time kernel
137s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
05/09/2024, 06:57
Behavioral task
behavioral1
Sample
81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe
Resource
win7-20240903-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 behavioral2/files/0x0007000000023482-21.dat family_kpot -
Trickbot x86 loader 1 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral2/memory/4700-15-0x0000000002190000-0x00000000021B9000-memory.dmp trickbot_loader32 -
Executes dropped EXE 3 IoCs
pid Process 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 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 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeTcbPrivilege 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe Token: SeTcbPrivilege 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 4700 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 4700 wrote to memory of 756 4700 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 85 PID 4700 wrote to memory of 756 4700 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 85 PID 4700 wrote to memory of 756 4700 81c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7.exe 85 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 756 wrote to memory of 3040 756 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 86 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4504 wrote to memory of 3044 4504 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 99 PID 4976 wrote to memory of 3112 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 101 PID 4976 wrote to memory of 3112 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 101 PID 4976 wrote to memory of 3112 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 101 PID 4976 wrote to memory of 3112 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 101 PID 4976 wrote to memory of 3112 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 101 PID 4976 wrote to memory of 3112 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 101 PID 4976 wrote to memory of 3112 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 101 PID 4976 wrote to memory of 3112 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 101 PID 4976 wrote to memory of 3112 4976 91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe 101 -
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⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4700 -
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 SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:3040
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C:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exeC:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4504 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:3044
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C:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exeC:\Users\Admin\AppData\Roaming\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4976 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:3112
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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\WinSocket\91c834c21b6e16938d01c9877094bc4ffce0e3dc7b04c16e0bc1297d71998dc8.exe
Filesize1.1MB
MD524e25f4bb1d31fd7c6ba29a2beae1807
SHA1a048fb91c8e7909886708a2c2f44856dd3991e26
SHA25681c734c21b5e15837d01c9766094bc4ffce0e3dc6b04c15e0bc1286d61897dc7
SHA512e4e65faec598c4cb766e36204fe04ca0f0bae96e43fdd5a560e7bf0a60ecee24e62f6c3f4220a5d1c80d2bd9ab67285d028fb5bbd16c95e7b24c75140d4476fe
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Filesize
40KB
MD5f3bc4172beda0724c14152dcd1ef67b2
SHA16938cd412651c09e207daeba32308a531572c996
SHA256c5a9105df9eb25c57e467332170078dfb942bf4308689c4b10bd4b569a6412c5
SHA512ba57bf8e019a970dbdc385bc6ab5301daa621ce47daf1972a582035a41b5d81fe57c8ab448588cf2b5b623d02077a3a17ba0d09b3b3cbf5d32109d274b922ba3