Analysis
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max time kernel
181s -
max time network
193s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
20-05-2022 22:49
Static task
static1
Behavioral task
behavioral1
Sample
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe
Resource
win7-20220414-en
General
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Target
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe
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Size
203KB
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MD5
0de2352089319039f8d662bb85060270
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SHA1
8b20af282968a6c08b33dc21c4c09f8c6eec5048
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SHA256
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a
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SHA512
de6f65bf99f91168168f616853734a822cd924aa4031107e85d0852e5fc006ce6b9cd29e27d6ce02f77dedc2ca62c24c7c2749aabe3a193a45f724ba24f5d91c
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\SCSI Subsystem = "C:\\Program Files (x86)\\SCSI Subsystem\\scsiss.exe" bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe -
Processes:
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe -
Drops file in Program Files directory 2 IoCs
Processes:
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exedescription ioc process File created C:\Program Files (x86)\SCSI Subsystem\scsiss.exe bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe File opened for modification C:\Program Files (x86)\SCSI Subsystem\scsiss.exe bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid process 5100 schtasks.exe 1160 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exepid process 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exepid process 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exedescription pid process Token: SeDebugPrivilege 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exedescription pid process target process PID 3296 wrote to memory of 5100 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe schtasks.exe PID 3296 wrote to memory of 5100 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe schtasks.exe PID 3296 wrote to memory of 5100 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe schtasks.exe PID 3296 wrote to memory of 1160 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe schtasks.exe PID 3296 wrote to memory of 1160 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe schtasks.exe PID 3296 wrote to memory of 1160 3296 bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe"C:\Users\Admin\AppData\Local\Temp\bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a.exe"1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp28C5.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "SCSI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp2A1E.tmp"2⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp28C5.tmpFilesize
1KB
MD5572210e3771ac3dfc9040c36c778a1a4
SHA108f95d0f21f131c1001fb7d36321b0270cc8cddc
SHA256fbaf1afa1745bc28dae3cb9b4eacc70b61b4e111967f46d547679a6b3ef8753e
SHA51219809272583326bde0fb9c0efced89129cd88f9bc23a52cfc9d0642513dd94cb3e3f60a097bfbcd9471c52990a79d11a249dd2f3c700c956f2d4676609693db8
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C:\Users\Admin\AppData\Local\Temp\tmp2A1E.tmpFilesize
1KB
MD5bd110f9fc6c1a842f1d9b269010b0611
SHA1ef71c062902602faef9b66dcd1cfc9fe5baaf389
SHA2568135c4e4eeaa741f752c0ab8f4ee33e3bb8a0cac5923812234f2e5177d50eb5b
SHA512b8a7943a3126880b26407800bbdad5402c5b0e2aa106e7dbbb35d0cb145ca9de114401573a6aa66042a2e13674cfbcc2981d66b813f9b923fff5302210afba1f
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memory/1160-133-0x0000000000000000-mapping.dmp
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memory/3296-130-0x00000000749D0000-0x0000000074F81000-memory.dmpFilesize
5.7MB
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memory/5100-131-0x0000000000000000-mapping.dmp