Analysis
- max time kernel
150s - max time network
129s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
20/03/2023, 11:07
General
- Target setup.exe
- Size 177KB
- Sample230320-m7zyesdb39
- SHA256 ca43a6c62b35d7d86ff1e340a10a12cdb3b3cd83ba92cd3fd5f9ab905cb47bda
Malware Config
Extracted
-
smokeloader
-
sprg
Extracted
-
smokeloader
-
2022
-
http://hoh0aeghwugh2gie.com/
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http://hie7doodohpae4na.com/
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http://aek0aicifaloh1yo.com/
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http://yic0oosaeiy7ahng.com/
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http://wa5zu7sekai8xeih.com/
Signatures
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 19 IoCs
- Suspicious use of WriteProcessMemory 33 IoCs
- 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
-
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
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C:\Windows\explorer.exeC:\Windows\explorer.exe1⤵
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe1⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/640-136-0x0000000000400000-0x00000000004AD000-memory.dmp
memory/640-134-0x0000000000580000-0x0000000000589000-memory.dmp
memory/1180-175-0x0000000000BB0000-0x0000000000BBC000-memory.dmp
memory/1180-159-0x0000000001130000-0x0000000001157000-memory.dmp
memory/1180-158-0x0000000000BB0000-0x0000000000BBC000-memory.dmp
memory/1180-157-0x0000000001130000-0x0000000001157000-memory.dmp
memory/3008-171-0x0000000000580000-0x0000000000589000-memory.dmp
memory/3008-148-0x0000000000BD0000-0x0000000000BDB000-memory.dmp
memory/3008-147-0x0000000000580000-0x0000000000589000-memory.dmp
memory/3008-146-0x0000000000BD0000-0x0000000000BDB000-memory.dmp
memory/3036-135-0x0000000001190000-0x00000000011A6000-memory.dmp
memory/3284-176-0x00000000008D0000-0x00000000008D9000-memory.dmp
memory/3284-164-0x0000000001130000-0x000000000113B000-memory.dmp
memory/3284-163-0x0000000001130000-0x000000000113B000-memory.dmp
memory/3432-173-0x0000000000990000-0x000000000099F000-memory.dmp
memory/3432-152-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3432-153-0x0000000000990000-0x000000000099F000-memory.dmp
memory/3432-154-0x0000000000400000-0x0000000000409000-memory.dmp
memory/3568-161-0x0000000001130000-0x0000000001157000-memory.dmp
memory/3568-162-0x00000000008D0000-0x00000000008D9000-memory.dmp
memory/3568-160-0x00000000008D0000-0x00000000008D9000-memory.dmp
memory/3696-177-0x0000000001130000-0x000000000113B000-memory.dmp
memory/3696-165-0x00000000001D0000-0x00000000001DD000-memory.dmp
memory/3696-166-0x0000000001130000-0x000000000113B000-memory.dmp
memory/3696-167-0x00000000001D0000-0x00000000001DD000-memory.dmp
memory/3988-170-0x00000000005D0000-0x00000000005DB000-memory.dmp
memory/3988-169-0x00000000001D0000-0x00000000001DD000-memory.dmp
memory/3988-168-0x00000000005D0000-0x00000000005DB000-memory.dmp
memory/3988-178-0x00000000001D0000-0x00000000001DD000-memory.dmp
memory/4016-155-0x0000000000BB0000-0x0000000000BBC000-memory.dmp
memory/4016-174-0x0000000000400000-0x0000000000409000-memory.dmp
memory/4016-156-0x0000000000BB0000-0x0000000000BBC000-memory.dmp
memory/5112-172-0x0000000000BD0000-0x0000000000BDB000-memory.dmp
memory/5112-151-0x0000000000990000-0x000000000099F000-memory.dmp
memory/5112-150-0x0000000000BD0000-0x0000000000BDB000-memory.dmp
memory/5112-149-0x0000000000990000-0x000000000099F000-memory.dmp