Analysis
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max time kernel
137s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
07/05/2024, 04:05
Behavioral task
behavioral1
Sample
6230e43c317b045d422a295ff11b7880_NEAS.exe
Resource
win7-20240221-en
General
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Target
6230e43c317b045d422a295ff11b7880_NEAS.exe
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Size
1.2MB
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MD5
6230e43c317b045d422a295ff11b7880
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SHA1
b8f1d9ec144d6f8bf863c5579f91a448aa6490a5
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SHA256
a927ff380427b679ea8da095ae04b00361c408ccd597c6f804f80777cd7263b5
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SHA512
f34e44c2497a3226f7f70546d51d731280d241f2b614eef9f4d4a0620864e6b169a7b2c53668965441c52d35a2aed84dd431dfe73f1a11b01f428df3fca2a152
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SSDEEP
24576:zQ5aILMCfmAUjzX6xQt+4En+bcMAOxA5zYlo1c51WncC+:E5aIwC+Agr6StVEnmcKxY/O1HC+
Malware Config
Signatures
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KPOT Core Executable 1 IoCs
resource yara_rule behavioral2/files/0x000a000000023b99-21.dat family_kpot -
Trickbot x86 loader 1 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral2/memory/3964-15-0x0000000002A70000-0x0000000002A99000-memory.dmp trickbot_loader32 -
Executes dropped EXE 3 IoCs
pid Process 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeTcbPrivilege 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe Token: SeTcbPrivilege 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3964 6230e43c317b045d422a295ff11b7880_NEAS.exe 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 3964 wrote to memory of 4956 3964 6230e43c317b045d422a295ff11b7880_NEAS.exe 84 PID 3964 wrote to memory of 4956 3964 6230e43c317b045d422a295ff11b7880_NEAS.exe 84 PID 3964 wrote to memory of 4956 3964 6230e43c317b045d422a295ff11b7880_NEAS.exe 84 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 4956 wrote to memory of 4504 4956 7230e43c318b046d422a296ff11b8990_NFAS.exe 85 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 1776 wrote to memory of 2516 1776 7230e43c318b046d422a296ff11b8990_NFAS.exe 102 PID 4480 wrote to memory of 4576 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe 116 PID 4480 wrote to memory of 4576 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe 116 PID 4480 wrote to memory of 4576 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe 116 PID 4480 wrote to memory of 4576 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe 116 PID 4480 wrote to memory of 4576 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe 116 PID 4480 wrote to memory of 4576 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe 116 PID 4480 wrote to memory of 4576 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe 116 PID 4480 wrote to memory of 4576 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe 116 PID 4480 wrote to memory of 4576 4480 7230e43c318b046d422a296ff11b8990_NFAS.exe 116 -
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\6230e43c317b045d422a295ff11b7880_NEAS.exe"C:\Users\Admin\AppData\Local\Temp\6230e43c317b045d422a295ff11b7880_NEAS.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3964 -
C:\Users\Admin\AppData\Roaming\WinSocket\7230e43c318b046d422a296ff11b8990_NFAS.exeC:\Users\Admin\AppData\Roaming\WinSocket\7230e43c318b046d422a296ff11b8990_NFAS.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4956 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:4504
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C:\Users\Admin\AppData\Roaming\WinSocket\7230e43c318b046d422a296ff11b8990_NFAS.exeC:\Users\Admin\AppData\Roaming\WinSocket\7230e43c318b046d422a296ff11b8990_NFAS.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1776 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:2516
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C:\Users\Admin\AppData\Roaming\WinSocket\7230e43c318b046d422a296ff11b8990_NFAS.exeC:\Users\Admin\AppData\Roaming\WinSocket\7230e43c318b046d422a296ff11b8990_NFAS.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4480 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:4576
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.2MB
MD56230e43c317b045d422a295ff11b7880
SHA1b8f1d9ec144d6f8bf863c5579f91a448aa6490a5
SHA256a927ff380427b679ea8da095ae04b00361c408ccd597c6f804f80777cd7263b5
SHA512f34e44c2497a3226f7f70546d51d731280d241f2b614eef9f4d4a0620864e6b169a7b2c53668965441c52d35a2aed84dd431dfe73f1a11b01f428df3fca2a152
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Filesize
29KB
MD56f6d5adec439146fbce9ba3fe08febda
SHA1f1eb6ed74d5039b731969eb6af2996fd7817d141
SHA256706b1b677276de65c0ec79a824f61082c8b0d3b0dd5b7a30a78d1e0b02fb7f7b
SHA512347a1b1137f1129b7a38e0219aa8f3974194e0e355d949e4d6dfd7efdbf038279bddd5f4b1c14e6d2839affb08d19270a9b3d46134bd9b68294384a20194420b