Resubmissions
25-06-2023 01:15
230625-bl8snacg84 1025-06-2023 00:56
230625-bajpdscg55 1025-06-2023 00:44
230625-a3pknsdg2y 10Analysis
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max time kernel
150s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230621-en -
resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system -
submitted
25-06-2023 00:56
Static task
static1
Behavioral task
behavioral1
Sample
78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
Resource
win10v2004-20230621-en
General
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Target
78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe
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Size
220KB
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MD5
a780dd7a5ed788b79d157339f69bbad4
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SHA1
7e10cd37e03420947d45c0374b05f23e058731e9
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SHA256
78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778
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SHA512
e8da669acd35969e767fe475b387495122dfc6f208636a648a9213a1e7b7891d6e64ba2260d0a018f0e4f4d94f67ce126b8006795062837dff88f93a56b469dd
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SSDEEP
3072:We8cGmnNsC8XA6K4T0MMeud1dl/E/axsfcEBwAuKvlGM5E5VJ:ycqC8XA6l+Hd1D/iLBwA1
Malware Config
Extracted
smokeloader
2022
http://serverlogs37.xyz/statweb255/
http://servblog757.xyz/statweb255/
http://dexblog45.xyz/statweb255/
http://admlogs.online/statweb255/
http://blogstat355.xyz/statweb255/
http://blogstatserv25.xyz/statweb255/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exedescription pid process target process PID 592 set thread context of 3680 592 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exepid process 3680 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe 3680 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 2780 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
pid process 2780 -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exepid process 3680 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
pid process 2780 2780 2780 -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
pid process 2780 2780 2780 -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exedescription pid process target process PID 592 wrote to memory of 3680 592 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe PID 592 wrote to memory of 3680 592 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe PID 592 wrote to memory of 3680 592 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe PID 592 wrote to memory of 3680 592 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe PID 592 wrote to memory of 3680 592 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe PID 592 wrote to memory of 3680 592 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe 78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe -
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\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe"C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe"C:\Users\Admin\AppData\Local\Temp\78ad9e5dbc080327aa2b725b3278a9c53c85099ba86807b7943f11da1127c778.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/592-135-0x0000000001CF0000-0x0000000001CF9000-memory.dmpFilesize
36KB
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memory/2780-137-0x0000000000F40000-0x0000000000F56000-memory.dmpFilesize
88KB
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memory/3680-134-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/3680-136-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB
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memory/3680-138-0x0000000000400000-0x0000000000409000-memory.dmpFilesize
36KB