Analysis
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max time kernel
21s -
max time network
35s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
01-06-2023 02:41
Static task
static1
Behavioral task
behavioral1
Sample
c589afb6031514397b04bd1034ae0c16.exe
Resource
win7-20230220-en
General
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Target
c589afb6031514397b04bd1034ae0c16.exe
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Size
1.1MB
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MD5
c589afb6031514397b04bd1034ae0c16
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SHA1
7dc134956a2a69e81503eaed94d151bdd527afbc
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SHA256
359085ce4ec341aac7c0d129418e257a0e570f058855a0ddf81a3bbc70bdbe0d
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SHA512
bb23be53bb1740ac94058fce0f0fb17fc8571c8e7bb581e00234d37e20a74ef6df57313a10008996994ae61c4df17877debb18e6f1863a6a210dcdf853753247
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SSDEEP
24576:iu6J33O0c+JY5UZ+XC0kGsoTGcjr1I1lOq6sb8hTH7NWYE:Eu0c++OCvkGsEGcjr1i6skHUYE
Malware Config
Extracted
pony
http://185.79.156.18/bit/03/gate.php
Signatures
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Deletes itself 1 IoCs
Processes:
cmd.exepid process 524 cmd.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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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\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-1-5-21-1283023626-844874658-3193756055-1000\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 behavioral1/memory/1304-54-0x0000000000330000-0x0000000000458000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c589afb6031514397b04bd1034ae0c16.exedescription pid process target process PID 1304 set thread context of 2036 1304 c589afb6031514397b04bd1034ae0c16.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 1644 timeout.exe -
Suspicious use of AdjustPrivilegeToken 32 IoCs
Processes:
RegAsm.exedescription pid process Token: SeImpersonatePrivilege 2036 RegAsm.exe Token: SeTcbPrivilege 2036 RegAsm.exe Token: SeChangeNotifyPrivilege 2036 RegAsm.exe Token: SeCreateTokenPrivilege 2036 RegAsm.exe Token: SeBackupPrivilege 2036 RegAsm.exe Token: SeRestorePrivilege 2036 RegAsm.exe Token: SeIncreaseQuotaPrivilege 2036 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 2036 RegAsm.exe Token: SeImpersonatePrivilege 2036 RegAsm.exe Token: SeTcbPrivilege 2036 RegAsm.exe Token: SeChangeNotifyPrivilege 2036 RegAsm.exe Token: SeCreateTokenPrivilege 2036 RegAsm.exe Token: SeBackupPrivilege 2036 RegAsm.exe Token: SeRestorePrivilege 2036 RegAsm.exe Token: SeIncreaseQuotaPrivilege 2036 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 2036 RegAsm.exe Token: SeImpersonatePrivilege 2036 RegAsm.exe Token: SeTcbPrivilege 2036 RegAsm.exe Token: SeChangeNotifyPrivilege 2036 RegAsm.exe Token: SeCreateTokenPrivilege 2036 RegAsm.exe Token: SeBackupPrivilege 2036 RegAsm.exe Token: SeRestorePrivilege 2036 RegAsm.exe Token: SeIncreaseQuotaPrivilege 2036 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 2036 RegAsm.exe Token: SeImpersonatePrivilege 2036 RegAsm.exe Token: SeTcbPrivilege 2036 RegAsm.exe Token: SeChangeNotifyPrivilege 2036 RegAsm.exe Token: SeCreateTokenPrivilege 2036 RegAsm.exe Token: SeBackupPrivilege 2036 RegAsm.exe Token: SeRestorePrivilege 2036 RegAsm.exe Token: SeIncreaseQuotaPrivilege 2036 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 2036 RegAsm.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
c589afb6031514397b04bd1034ae0c16.exepid process 1304 c589afb6031514397b04bd1034ae0c16.exe 1304 c589afb6031514397b04bd1034ae0c16.exe 1304 c589afb6031514397b04bd1034ae0c16.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
c589afb6031514397b04bd1034ae0c16.exepid process 1304 c589afb6031514397b04bd1034ae0c16.exe 1304 c589afb6031514397b04bd1034ae0c16.exe 1304 c589afb6031514397b04bd1034ae0c16.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
c589afb6031514397b04bd1034ae0c16.execmd.exeRegAsm.exedescription pid process target process PID 1304 wrote to memory of 2036 1304 c589afb6031514397b04bd1034ae0c16.exe RegAsm.exe PID 1304 wrote to memory of 2036 1304 c589afb6031514397b04bd1034ae0c16.exe RegAsm.exe PID 1304 wrote to memory of 2036 1304 c589afb6031514397b04bd1034ae0c16.exe RegAsm.exe PID 1304 wrote to memory of 2036 1304 c589afb6031514397b04bd1034ae0c16.exe RegAsm.exe PID 1304 wrote to memory of 2036 1304 c589afb6031514397b04bd1034ae0c16.exe RegAsm.exe PID 1304 wrote to memory of 2036 1304 c589afb6031514397b04bd1034ae0c16.exe RegAsm.exe PID 1304 wrote to memory of 2036 1304 c589afb6031514397b04bd1034ae0c16.exe RegAsm.exe PID 1304 wrote to memory of 2036 1304 c589afb6031514397b04bd1034ae0c16.exe RegAsm.exe PID 1304 wrote to memory of 2036 1304 c589afb6031514397b04bd1034ae0c16.exe RegAsm.exe PID 1304 wrote to memory of 524 1304 c589afb6031514397b04bd1034ae0c16.exe cmd.exe PID 1304 wrote to memory of 524 1304 c589afb6031514397b04bd1034ae0c16.exe cmd.exe PID 1304 wrote to memory of 524 1304 c589afb6031514397b04bd1034ae0c16.exe cmd.exe PID 1304 wrote to memory of 524 1304 c589afb6031514397b04bd1034ae0c16.exe cmd.exe PID 524 wrote to memory of 1644 524 cmd.exe timeout.exe PID 524 wrote to memory of 1644 524 cmd.exe timeout.exe PID 524 wrote to memory of 1644 524 cmd.exe timeout.exe PID 524 wrote to memory of 1644 524 cmd.exe timeout.exe PID 2036 wrote to memory of 1744 2036 RegAsm.exe cmd.exe PID 2036 wrote to memory of 1744 2036 RegAsm.exe cmd.exe PID 2036 wrote to memory of 1744 2036 RegAsm.exe cmd.exe PID 2036 wrote to memory of 1744 2036 RegAsm.exe cmd.exe -
outlook_win_path 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1283023626-844874658-3193756055-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c589afb6031514397b04bd1034ae0c16.exe"C:\Users\Admin\AppData\Local\Temp\c589afb6031514397b04bd1034ae0c16.exe"1⤵
- 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⤵
- 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.execmd /c ""C:\Users\Admin\AppData\Local\Temp\7115314.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\c589afb6031514397b04bd1034ae0c16.exe"2⤵
- Deletes itself
- 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\7115314.batFilesize
94B
MD53880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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C:\Users\Admin\AppData\Local\Temp\7115314.batFilesize
94B
MD53880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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memory/1304-54-0x0000000000330000-0x0000000000458000-memory.dmpFilesize
1.2MB
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memory/2036-58-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB
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memory/2036-57-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB
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memory/2036-62-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2036-65-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB