Analysis
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max time kernel
150s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
01-06-2023 05:50
Behavioral task
behavioral1
Sample
c88aaf1a164ace5cb1df81ae00029703.exe
Resource
win7-20230220-en
General
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Target
c88aaf1a164ace5cb1df81ae00029703.exe
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Size
702KB
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MD5
c88aaf1a164ace5cb1df81ae00029703
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SHA1
448bb044a37ac53d7f2a7c8b278748fa8cfac908
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SHA256
399ff9fc9b00cd465bf4ebe51c05b2252efd5631afa01d90543aa3ee68e48832
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SHA512
6348db010ddd2bf135ef9831f8803564454c734abdb39b4d9fa2e4606d32e325d411369bd3632ef14ae871e2eb5fc09ead3b7f97ef36519b8b26e3d36c7b88fb
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SSDEEP
12288:RquErHF6xC9D6DmR1J98w4oknqOKw59XxYRcjnn+ClOq60XDv8OOTHiBHv:Url6kD68JmloO5TYI1lOq6sb8hTHAv
Malware Config
Extracted
pony
http://185.79.156.18/bit/03/gate.php
Signatures
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Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
c88aaf1a164ace5cb1df81ae00029703.exeRegAsm.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation c88aaf1a164ace5cb1df81ae00029703.exe Key value queried \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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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/1500-133-0x0000000000CB0000-0x0000000000E38000-memory.dmp upx behavioral2/memory/1500-145-0x0000000000CB0000-0x0000000000E38000-memory.dmp upx -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts RegAsm.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RegAsm.exe -
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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AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule behavioral2/memory/1500-145-0x0000000000CB0000-0x0000000000E38000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c88aaf1a164ace5cb1df81ae00029703.exedescription pid process target process PID 1500 set thread context of 4212 1500 c88aaf1a164ace5cb1df81ae00029703.exe RegAsm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 4620 timeout.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
Processes:
RegAsm.exedescription pid process Token: SeImpersonatePrivilege 4212 RegAsm.exe Token: SeTcbPrivilege 4212 RegAsm.exe Token: SeChangeNotifyPrivilege 4212 RegAsm.exe Token: SeCreateTokenPrivilege 4212 RegAsm.exe Token: SeBackupPrivilege 4212 RegAsm.exe Token: SeRestorePrivilege 4212 RegAsm.exe Token: SeIncreaseQuotaPrivilege 4212 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 4212 RegAsm.exe Token: SeImpersonatePrivilege 4212 RegAsm.exe Token: SeTcbPrivilege 4212 RegAsm.exe Token: SeChangeNotifyPrivilege 4212 RegAsm.exe Token: SeCreateTokenPrivilege 4212 RegAsm.exe Token: SeBackupPrivilege 4212 RegAsm.exe Token: SeRestorePrivilege 4212 RegAsm.exe Token: SeIncreaseQuotaPrivilege 4212 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 4212 RegAsm.exe Token: SeImpersonatePrivilege 4212 RegAsm.exe Token: SeTcbPrivilege 4212 RegAsm.exe Token: SeChangeNotifyPrivilege 4212 RegAsm.exe Token: SeCreateTokenPrivilege 4212 RegAsm.exe Token: SeBackupPrivilege 4212 RegAsm.exe Token: SeRestorePrivilege 4212 RegAsm.exe Token: SeIncreaseQuotaPrivilege 4212 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 4212 RegAsm.exe Token: SeImpersonatePrivilege 4212 RegAsm.exe Token: SeTcbPrivilege 4212 RegAsm.exe Token: SeChangeNotifyPrivilege 4212 RegAsm.exe Token: SeCreateTokenPrivilege 4212 RegAsm.exe Token: SeBackupPrivilege 4212 RegAsm.exe Token: SeRestorePrivilege 4212 RegAsm.exe Token: SeIncreaseQuotaPrivilege 4212 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 4212 RegAsm.exe Token: SeImpersonatePrivilege 4212 RegAsm.exe Token: SeTcbPrivilege 4212 RegAsm.exe Token: SeChangeNotifyPrivilege 4212 RegAsm.exe Token: SeCreateTokenPrivilege 4212 RegAsm.exe Token: SeBackupPrivilege 4212 RegAsm.exe Token: SeRestorePrivilege 4212 RegAsm.exe Token: SeIncreaseQuotaPrivilege 4212 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 4212 RegAsm.exe Token: SeImpersonatePrivilege 4212 RegAsm.exe Token: SeTcbPrivilege 4212 RegAsm.exe Token: SeChangeNotifyPrivilege 4212 RegAsm.exe Token: SeCreateTokenPrivilege 4212 RegAsm.exe Token: SeBackupPrivilege 4212 RegAsm.exe Token: SeRestorePrivilege 4212 RegAsm.exe Token: SeIncreaseQuotaPrivilege 4212 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 4212 RegAsm.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
c88aaf1a164ace5cb1df81ae00029703.exepid process 1500 c88aaf1a164ace5cb1df81ae00029703.exe 1500 c88aaf1a164ace5cb1df81ae00029703.exe 1500 c88aaf1a164ace5cb1df81ae00029703.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
c88aaf1a164ace5cb1df81ae00029703.exepid process 1500 c88aaf1a164ace5cb1df81ae00029703.exe 1500 c88aaf1a164ace5cb1df81ae00029703.exe 1500 c88aaf1a164ace5cb1df81ae00029703.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
c88aaf1a164ace5cb1df81ae00029703.execmd.exeRegAsm.exedescription pid process target process PID 1500 wrote to memory of 4212 1500 c88aaf1a164ace5cb1df81ae00029703.exe RegAsm.exe PID 1500 wrote to memory of 4212 1500 c88aaf1a164ace5cb1df81ae00029703.exe RegAsm.exe PID 1500 wrote to memory of 4212 1500 c88aaf1a164ace5cb1df81ae00029703.exe RegAsm.exe PID 1500 wrote to memory of 4212 1500 c88aaf1a164ace5cb1df81ae00029703.exe RegAsm.exe PID 1500 wrote to memory of 4212 1500 c88aaf1a164ace5cb1df81ae00029703.exe RegAsm.exe PID 1500 wrote to memory of 2152 1500 c88aaf1a164ace5cb1df81ae00029703.exe cmd.exe PID 1500 wrote to memory of 2152 1500 c88aaf1a164ace5cb1df81ae00029703.exe cmd.exe PID 1500 wrote to memory of 2152 1500 c88aaf1a164ace5cb1df81ae00029703.exe cmd.exe PID 2152 wrote to memory of 4620 2152 cmd.exe timeout.exe PID 2152 wrote to memory of 4620 2152 cmd.exe timeout.exe PID 2152 wrote to memory of 4620 2152 cmd.exe timeout.exe PID 4212 wrote to memory of 3464 4212 RegAsm.exe cmd.exe PID 4212 wrote to memory of 3464 4212 RegAsm.exe cmd.exe PID 4212 wrote to memory of 3464 4212 RegAsm.exe cmd.exe -
outlook_win_path 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c88aaf1a164ace5cb1df81ae00029703.exe"C:\Users\Admin\AppData\Local\Temp\c88aaf1a164ace5cb1df81ae00029703.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_win_path
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\240586000.bat" "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe" "3⤵
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\c88aaf1a164ace5cb1df81ae00029703.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exeTimeOut 13⤵
- Delays execution with timeout.exe
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\240586000.batFilesize
94B
MD53880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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memory/1500-133-0x0000000000CB0000-0x0000000000E38000-memory.dmpFilesize
1.5MB
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memory/1500-136-0x0000000000C20000-0x0000000000C21000-memory.dmpFilesize
4KB
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memory/1500-145-0x0000000000CB0000-0x0000000000E38000-memory.dmpFilesize
1.5MB
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memory/4212-137-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB
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memory/4212-143-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB