Analysis
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max time kernel
143s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
26-01-2023 00:55
Static task
static1
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win7-20220812-en
General
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Target
Setup.exe
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Size
2.5MB
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MD5
49884eec4a8dcafe6d2993865154cdf4
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SHA1
8b801c2d83b7602d350734bc3de5de7b9df73436
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SHA256
d060ee3029a154a6fba6ed666ee5fafb2c8ee019dcfde0819f8aa24392b6e944
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SHA512
052a2b2706168351060dbd8c725be3cdd4659ee79ea78daaa61674218145ea2e016e8e0100f27aadd0b79ebb46e51d2eca4bc103ca2a4723c50ac7063c745af0
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SSDEEP
49152:V2+9WCvHTdprm74MntR2XTw5lKX0Zu04iXgIHuxCt8DccbasI:V2p2Td9mVtR2XTol80Zu04iXgHI8DM
Malware Config
Signatures
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Downloads MZ/PE file
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Setup.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation Setup.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
Setup.exedescription pid process target process PID 4656 set thread context of 2548 4656 Setup.exe Setup.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
Setup.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Setup.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Setup.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 4268 timeout.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Setup.exepid process 2548 Setup.exe 2548 Setup.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Setup.exedescription pid process Token: SeDebugPrivilege 4656 Setup.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
Setup.exeSetup.execmd.exedescription pid process target process PID 4656 wrote to memory of 2548 4656 Setup.exe Setup.exe PID 4656 wrote to memory of 2548 4656 Setup.exe Setup.exe PID 4656 wrote to memory of 2548 4656 Setup.exe Setup.exe PID 4656 wrote to memory of 2548 4656 Setup.exe Setup.exe PID 4656 wrote to memory of 2548 4656 Setup.exe Setup.exe PID 4656 wrote to memory of 2548 4656 Setup.exe Setup.exe PID 4656 wrote to memory of 2548 4656 Setup.exe Setup.exe PID 4656 wrote to memory of 2548 4656 Setup.exe Setup.exe PID 4656 wrote to memory of 2548 4656 Setup.exe Setup.exe PID 2548 wrote to memory of 4244 2548 Setup.exe cmd.exe PID 2548 wrote to memory of 4244 2548 Setup.exe cmd.exe PID 2548 wrote to memory of 4244 2548 Setup.exe cmd.exe PID 4244 wrote to memory of 4268 4244 cmd.exe timeout.exe PID 4244 wrote to memory of 4268 4244 cmd.exe timeout.exe PID 4244 wrote to memory of 4268 4244 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Setup.exe"C:\Users\Admin\AppData\Local\Temp\Setup.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Setup.exeC:\Users\Admin\AppData\Local\Temp\Setup.exe2⤵
- Checks computer location settings
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Setup.exe" & del "C:\ProgramData\*.dll"" & exit3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /t 54⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/2548-142-0x0000000061E00000-0x0000000061EF3000-memory.dmpFilesize
972KB
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memory/2548-136-0x0000000000000000-mapping.dmp
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memory/2548-137-0x0000000000400000-0x000000000062E000-memory.dmpFilesize
2.2MB
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memory/2548-139-0x0000000000400000-0x000000000062E000-memory.dmpFilesize
2.2MB
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memory/2548-140-0x0000000000400000-0x000000000062E000-memory.dmpFilesize
2.2MB
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memory/2548-141-0x0000000000400000-0x000000000062E000-memory.dmpFilesize
2.2MB
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memory/2548-161-0x0000000000400000-0x000000000062E000-memory.dmpFilesize
2.2MB
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memory/4244-160-0x0000000000000000-mapping.dmp
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memory/4268-162-0x0000000000000000-mapping.dmp
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memory/4656-133-0x0000000005D10000-0x00000000062B4000-memory.dmpFilesize
5.6MB
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memory/4656-134-0x0000000005800000-0x0000000005892000-memory.dmpFilesize
584KB
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memory/4656-135-0x0000000005790000-0x00000000057B2000-memory.dmpFilesize
136KB
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memory/4656-132-0x0000000000850000-0x0000000000ADA000-memory.dmpFilesize
2.5MB