Analysis
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max time kernel
87s -
max time network
134s -
platform
windows10-2004_x64 -
resource
win10v2004-20231025-en -
resource tags
arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system -
submitted
03/11/2023, 13:37
Behavioral task
behavioral1
Sample
NEAS.0a9d3ba96e8854ed435e64764986b3a0.exe
Resource
win7-20231023-en
General
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Target
NEAS.0a9d3ba96e8854ed435e64764986b3a0.exe
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Size
949KB
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MD5
0a9d3ba96e8854ed435e64764986b3a0
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SHA1
49b18d753574a3fee87367e1fe1fba9ed2a02f24
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SHA256
900156810ba5d6df5e8efd8c744c8098f85e27d9655e9a43abb1cfda2d8694de
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SHA512
3cfb4f8010a47fcd1aa2d87429eff7b564aa72bc9cb0321bfe08059d3919bffd3031fad42b558077d9fa2a252cf9fd519eafcc9c221d555545767067b0914d66
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SSDEEP
24576:zQ5aILMCfmAUjzX6xQt4qifJxI406KGhcUSsrK:E5aIwC+Agr6StniB+82
Malware Config
Signatures
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KPOT Core Executable 3 IoCs
resource yara_rule behavioral2/files/0x0006000000022e1c-22.dat family_kpot behavioral2/files/0x0006000000022e1c-23.dat family_kpot behavioral2/files/0x0006000000022e1c-60.dat family_kpot -
Trickbot x86 loader 6 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral2/memory/4124-15-0x0000000002FD0000-0x0000000002FF9000-memory.dmp trickbot_loader32 behavioral2/memory/4124-19-0x0000000002FD0000-0x0000000002FF9000-memory.dmp trickbot_loader32 behavioral2/memory/4124-24-0x0000000002FD0000-0x0000000002FF9000-memory.dmp trickbot_loader32 behavioral2/memory/3484-44-0x0000000002AD0000-0x0000000002AF9000-memory.dmp trickbot_loader32 behavioral2/memory/3484-59-0x0000000002AD0000-0x0000000002AF9000-memory.dmp trickbot_loader32 behavioral2/memory/1044-80-0x0000000001630000-0x0000000001659000-memory.dmp trickbot_loader32 -
Executes dropped EXE 2 IoCs
pid Process 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 1044 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTcbPrivilege 1044 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4124 NEAS.0a9d3ba96e8854ed435e64764986b3a0.exe 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 1044 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe -
Suspicious use of WriteProcessMemory 35 IoCs
description pid Process procid_target PID 4124 wrote to memory of 3484 4124 NEAS.0a9d3ba96e8854ed435e64764986b3a0.exe 91 PID 4124 wrote to memory of 3484 4124 NEAS.0a9d3ba96e8854ed435e64764986b3a0.exe 91 PID 4124 wrote to memory of 3484 4124 NEAS.0a9d3ba96e8854ed435e64764986b3a0.exe 91 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 3484 wrote to memory of 4344 3484 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 93 PID 1044 wrote to memory of 376 1044 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 112 PID 1044 wrote to memory of 376 1044 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 112 PID 1044 wrote to memory of 376 1044 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 112 PID 1044 wrote to memory of 376 1044 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 112 PID 1044 wrote to memory of 376 1044 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 112 PID 1044 wrote to memory of 376 1044 NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe 112 -
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.0a9d3ba96e8854ed435e64764986b3a0.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.0a9d3ba96e8854ed435e64764986b3a0.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4124 -
C:\Users\Admin\AppData\Roaming\WinSocket\NFAS.0a9d3ba96e8854ed435e64764986b3a0.exeC:\Users\Admin\AppData\Roaming\WinSocket\NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3484 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:4344
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C:\Users\Admin\AppData\Roaming\WinSocket\NFAS.0a9d3ba96e8854ed435e64764986b3a0.exeC:\Users\Admin\AppData\Roaming\WinSocket\NFAS.0a9d3ba96e8854ed435e64764986b3a0.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1044 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe2⤵PID:376
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
949KB
MD50a9d3ba96e8854ed435e64764986b3a0
SHA149b18d753574a3fee87367e1fe1fba9ed2a02f24
SHA256900156810ba5d6df5e8efd8c744c8098f85e27d9655e9a43abb1cfda2d8694de
SHA5123cfb4f8010a47fcd1aa2d87429eff7b564aa72bc9cb0321bfe08059d3919bffd3031fad42b558077d9fa2a252cf9fd519eafcc9c221d555545767067b0914d66
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Filesize
949KB
MD50a9d3ba96e8854ed435e64764986b3a0
SHA149b18d753574a3fee87367e1fe1fba9ed2a02f24
SHA256900156810ba5d6df5e8efd8c744c8098f85e27d9655e9a43abb1cfda2d8694de
SHA5123cfb4f8010a47fcd1aa2d87429eff7b564aa72bc9cb0321bfe08059d3919bffd3031fad42b558077d9fa2a252cf9fd519eafcc9c221d555545767067b0914d66
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Filesize
949KB
MD50a9d3ba96e8854ed435e64764986b3a0
SHA149b18d753574a3fee87367e1fe1fba9ed2a02f24
SHA256900156810ba5d6df5e8efd8c744c8098f85e27d9655e9a43abb1cfda2d8694de
SHA5123cfb4f8010a47fcd1aa2d87429eff7b564aa72bc9cb0321bfe08059d3919bffd3031fad42b558077d9fa2a252cf9fd519eafcc9c221d555545767067b0914d66