Analysis
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max time kernel
71s -
max time network
83s -
platform
windows10-2004_x64 -
resource
win10v2004-20220722-en -
resource tags
arch:x64arch:x86image:win10v2004-20220722-enlocale:en-usos:windows10-2004-x64system -
submitted
27-07-2022 19:12
Behavioral task
behavioral1
Sample
Setup_11.exe
Resource
win7-20220718-en
General
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Target
Setup_11.exe
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Size
386.3MB
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MD5
0e9e55430cd21f120179f497ac383a90
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SHA1
01f785e184c07453d7c7adc81e536343e574a05b
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SHA256
573164faf8f5e0de34f80e864d8f77c71ca43c54ba3f95dd696f542719f0ade0
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SHA512
9ecccaa53521faa95d38b21aa27e5800fc7684211aa56a13419bafc55b5adbe42961513893f4cbf1afd15c16a03d96589b4aac622ddbb6a3304e8ef1946e6be2
Malware Config
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
Processes:
Setup_11.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ Setup_11.exe -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
52693701136654463205.exepid process 4496 52693701136654463205.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
Setup_11.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Setup_11.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Setup_11.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Setup_11.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Control Panel\International\Geo\Nation Setup_11.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Processes:
resource yara_rule behavioral2/memory/4888-132-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-133-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-139-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-140-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-141-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-142-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-143-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-144-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-164-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-165-0x0000000000A90000-0x000000000184E000-memory.dmp themida behavioral2/memory/4888-171-0x0000000000A90000-0x000000000184E000-memory.dmp themida -
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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Processes:
Setup_11.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Setup_11.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
Processes:
Setup_11.exe52693701136654463205.exepid process 4888 Setup_11.exe 4496 52693701136654463205.exe 4496 52693701136654463205.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1740 4496 WerFault.exe 52693701136654463205.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
Setup_11.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString Setup_11.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 Setup_11.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1496 timeout.exe -
Kills process with taskkill 1 IoCs
Processes:
taskkill.exepid process 3356 taskkill.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
Setup_11.exe52693701136654463205.exepid process 4888 Setup_11.exe 4888 Setup_11.exe 4888 Setup_11.exe 4888 Setup_11.exe 4888 Setup_11.exe 4888 Setup_11.exe 4496 52693701136654463205.exe 4496 52693701136654463205.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
taskkill.exedescription pid process Token: SeDebugPrivilege 3356 taskkill.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
Setup_11.execmd.exe52693701136654463205.exedescription pid process target process PID 4888 wrote to memory of 4496 4888 Setup_11.exe 52693701136654463205.exe PID 4888 wrote to memory of 4496 4888 Setup_11.exe 52693701136654463205.exe PID 4888 wrote to memory of 4496 4888 Setup_11.exe 52693701136654463205.exe PID 4888 wrote to memory of 4984 4888 Setup_11.exe cmd.exe PID 4888 wrote to memory of 4984 4888 Setup_11.exe cmd.exe PID 4888 wrote to memory of 4984 4888 Setup_11.exe cmd.exe PID 4984 wrote to memory of 3356 4984 cmd.exe taskkill.exe PID 4984 wrote to memory of 3356 4984 cmd.exe taskkill.exe PID 4984 wrote to memory of 3356 4984 cmd.exe taskkill.exe PID 4496 wrote to memory of 444 4496 52693701136654463205.exe schtasks.exe PID 4496 wrote to memory of 444 4496 52693701136654463205.exe schtasks.exe PID 4496 wrote to memory of 444 4496 52693701136654463205.exe schtasks.exe PID 4984 wrote to memory of 1496 4984 cmd.exe timeout.exe PID 4984 wrote to memory of 1496 4984 cmd.exe timeout.exe PID 4984 wrote to memory of 1496 4984 cmd.exe timeout.exe PID 4496 wrote to memory of 1992 4496 52693701136654463205.exe schtasks.exe PID 4496 wrote to memory of 1992 4496 52693701136654463205.exe schtasks.exe PID 4496 wrote to memory of 1992 4496 52693701136654463205.exe schtasks.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Setup_11.exe"C:\Users\Admin\AppData\Local\Temp\Setup_11.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\ProgramData\52693701136654463205.exe"C:\ProgramData\52693701136654463205.exe"2⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /sc minute /mo 5 /tn "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\PerfMon\PerfWatson2.exe"3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\schtasks.exe/C /Query /XML /TN "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}"3⤵
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C:\Windows\SysWOW64\schtasks.exe/C /create /F /tn "PerformanceMonitor_{Y6F7A6L1Q3V2W4S7}" /XML "C:\Users\Admin\AppData\Roaming\Microsoft\PerfMon\1201824912038.xml"3⤵
- Creates scheduled task(s)
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4496 -s 6043⤵
- Program crash
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c taskkill /im Setup_11.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Setup_11.exe" & del C:\ProgramData\*.dll & exit2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\taskkill.exetaskkill /im Setup_11.exe /f3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\timeout.exetimeout /t 63⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4496 -ip 44961⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\ProgramData\52693701136654463205.exeFilesize
6.6MB
MD5bee28e19c6b505930e4a49af46bbf869
SHA1f626c6cc69a3854418c91540c4a07ed576ce38f7
SHA256baa189bb50907bd224fea02b937ea59bf05ee6a14ac73c2d34b3c7fd3700148b
SHA512daa39e99f86e163130d566a24a8b5efb5914b787f8518731549ab22c82cc85b59ed3e1b83728e0046721d4dab50deb04a54af46c66eec75e12b6c7667175c3ca
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C:\ProgramData\52693701136654463205.exeFilesize
6.6MB
MD5bee28e19c6b505930e4a49af46bbf869
SHA1f626c6cc69a3854418c91540c4a07ed576ce38f7
SHA256baa189bb50907bd224fea02b937ea59bf05ee6a14ac73c2d34b3c7fd3700148b
SHA512daa39e99f86e163130d566a24a8b5efb5914b787f8518731549ab22c82cc85b59ed3e1b83728e0046721d4dab50deb04a54af46c66eec75e12b6c7667175c3ca
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memory/444-175-0x0000000000000000-mapping.dmp
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memory/1496-176-0x0000000000000000-mapping.dmp
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memory/1992-178-0x0000000000000000-mapping.dmp
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memory/3356-173-0x0000000000000000-mapping.dmp
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memory/4496-167-0x0000000000000000-mapping.dmp
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memory/4496-177-0x00000000002D0000-0x0000000000D08000-memory.dmpFilesize
10.2MB
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memory/4496-174-0x00000000002D0000-0x0000000000D08000-memory.dmpFilesize
10.2MB
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memory/4888-166-0x0000000077680000-0x0000000077823000-memory.dmpFilesize
1.6MB
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memory/4888-142-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-165-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-132-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-145-0x0000000060900000-0x0000000060992000-memory.dmpFilesize
584KB
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memory/4888-144-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-143-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-133-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-171-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-172-0x0000000077680000-0x0000000077823000-memory.dmpFilesize
1.6MB
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memory/4888-164-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-141-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-140-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-139-0x0000000000A90000-0x000000000184E000-memory.dmpFilesize
13.7MB
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memory/4888-138-0x0000000077680000-0x0000000077823000-memory.dmpFilesize
1.6MB
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memory/4984-170-0x0000000000000000-mapping.dmp