Resubmissions
25-04-2024 18:41
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240223-aqsrkahd35 1022-02-2024 20:52
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240222-ted9ksce55 10Analysis
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max time kernel
26s -
max time network
27s -
platform
windows11-21h2_x64 -
resource
win11-20240221-en -
resource tags
arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system -
submitted
22-02-2024 20:52
Static task
static1
Behavioral task
behavioral1
Sample
6958ACC382E71103A0B83D20BBBB37D2.exe
Resource
win11-20240221-en
General
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Target
6958ACC382E71103A0B83D20BBBB37D2.exe
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Size
232KB
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MD5
6958acc382e71103a0b83d20bbbb37d2
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SHA1
65bf64dfcabf7bc83e47ffc4360cda022d4dab34
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SHA256
078f586ebb8a22305540fb5982b2521f1b82e4317f286e13bab680fff0a9d164
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SHA512
ebfa8b6986630b3502409d38cdff54881e4bce48511c7ba4f027345296c29708112c19ec6c9181c4b0188fa1f5cbe17b3c5d44dc07f33858323c677ef9caaeae
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SSDEEP
3072:FdfbYSFlTBL/A9OYh6++4hY7gfv9yPQxAVUmZAzsqvj1letKv/jbNRKCnrQbW:PbYSFH/AYYh9vERVUmSAQj1la9
Malware Config
Extracted
smokeloader
tfd5
Extracted
smokeloader
2022
http://trad-einmyus.com/index.php
http://tradein-myus.com/index.php
http://trade-inmyus.com/index.php
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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Deletes itself 1 IoCs
Processes:
pid Process 3296 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
6958ACC382E71103A0B83D20BBBB37D2.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6958ACC382E71103A0B83D20BBBB37D2.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6958ACC382E71103A0B83D20BBBB37D2.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6958ACC382E71103A0B83D20BBBB37D2.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
6958ACC382E71103A0B83D20BBBB37D2.exepid Process 4596 6958ACC382E71103A0B83D20BBBB37D2.exe 4596 6958ACC382E71103A0B83D20BBBB37D2.exe 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 3296 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
pid Process 3296 -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
6958ACC382E71103A0B83D20BBBB37D2.exepid Process 4596 6958ACC382E71103A0B83D20BBBB37D2.exe -
Suspicious use of AdjustPrivilegeToken 8 IoCs
Processes:
description pid Process Token: SeShutdownPrivilege 3296 Token: SeCreatePagefilePrivilege 3296 Token: SeShutdownPrivilege 3296 Token: SeCreatePagefilePrivilege 3296 Token: SeShutdownPrivilege 3296 Token: SeCreatePagefilePrivilege 3296 Token: SeShutdownPrivilege 3296 Token: SeCreatePagefilePrivilege 3296 -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
MiniSearchHost.exepid Process 4292 MiniSearchHost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
cmd.exedescription pid Process procid_target PID 3296 wrote to memory of 1420 3296 81 PID 3296 wrote to memory of 1420 3296 81 PID 1420 wrote to memory of 3836 1420 cmd.exe 83 PID 1420 wrote to memory of 3836 1420 cmd.exe 83 -
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\6958ACC382E71103A0B83D20BBBB37D2.exe"C:\Users\Admin\AppData\Local\Temp\6958ACC382E71103A0B83D20BBBB37D2.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4596
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C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca1⤵
- Suspicious use of SetWindowsHookEx
PID:4292
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C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\98B6.bat" "1⤵
- Suspicious use of WriteProcessMemory
PID:1420 -
C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 12⤵PID:3836
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
77B
MD555cc761bf3429324e5a0095cab002113
SHA12cc1ef4542a4e92d4158ab3978425d517fafd16d
SHA256d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a
SHA51233f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155