Analysis
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max time kernel
29s -
max time network
33s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
01-06-2023 06:56
Behavioral task
behavioral1
Sample
c9a9fdd768de9f423e24dcf46d3ef838.exe
Resource
win7-20230220-en
General
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Target
c9a9fdd768de9f423e24dcf46d3ef838.exe
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Size
702KB
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MD5
c9a9fdd768de9f423e24dcf46d3ef838
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SHA1
5df4667ae097b4872e8cae8df0f003ac228650d1
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SHA256
c82b062d79bbce1df07ed3dfe3d72faf33edd98a883f36344cc8cd4da9ffa36b
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SHA512
dcaa04e202e71a238fce007a9c74db88a83b00f857d58483c638bec14fc524fb6231cb3e2758b42ba22f23f1a44f8871ea90c52e0b4ef7c56f7400c8ea0e4f02
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SSDEEP
12288:RquErHF6xC9D6DmR1J98w4oknqOKw59XxYRcjnn+ClOq60XDv8OOTHiBHn:Url6kD68JmloO5TYI1lOq6sb8hTHAn
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 2044 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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Processes:
resource yara_rule behavioral1/memory/1264-66-0x0000000001380000-0x0000000001508000-memory.dmp upx -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\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-1-5-21-1563773381-2037468142-1146002597-1000\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/1264-66-0x0000000001380000-0x0000000001508000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
c9a9fdd768de9f423e24dcf46d3ef838.exedescription pid process target process PID 1264 set thread context of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.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 1860 timeout.exe -
Suspicious use of AdjustPrivilegeToken 32 IoCs
Processes:
RegAsm.exedescription pid process Token: SeImpersonatePrivilege 2000 RegAsm.exe Token: SeTcbPrivilege 2000 RegAsm.exe Token: SeChangeNotifyPrivilege 2000 RegAsm.exe Token: SeCreateTokenPrivilege 2000 RegAsm.exe Token: SeBackupPrivilege 2000 RegAsm.exe Token: SeRestorePrivilege 2000 RegAsm.exe Token: SeIncreaseQuotaPrivilege 2000 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 2000 RegAsm.exe Token: SeImpersonatePrivilege 2000 RegAsm.exe Token: SeTcbPrivilege 2000 RegAsm.exe Token: SeChangeNotifyPrivilege 2000 RegAsm.exe Token: SeCreateTokenPrivilege 2000 RegAsm.exe Token: SeBackupPrivilege 2000 RegAsm.exe Token: SeRestorePrivilege 2000 RegAsm.exe Token: SeIncreaseQuotaPrivilege 2000 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 2000 RegAsm.exe Token: SeImpersonatePrivilege 2000 RegAsm.exe Token: SeTcbPrivilege 2000 RegAsm.exe Token: SeChangeNotifyPrivilege 2000 RegAsm.exe Token: SeCreateTokenPrivilege 2000 RegAsm.exe Token: SeBackupPrivilege 2000 RegAsm.exe Token: SeRestorePrivilege 2000 RegAsm.exe Token: SeIncreaseQuotaPrivilege 2000 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 2000 RegAsm.exe Token: SeImpersonatePrivilege 2000 RegAsm.exe Token: SeTcbPrivilege 2000 RegAsm.exe Token: SeChangeNotifyPrivilege 2000 RegAsm.exe Token: SeCreateTokenPrivilege 2000 RegAsm.exe Token: SeBackupPrivilege 2000 RegAsm.exe Token: SeRestorePrivilege 2000 RegAsm.exe Token: SeIncreaseQuotaPrivilege 2000 RegAsm.exe Token: SeAssignPrimaryTokenPrivilege 2000 RegAsm.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
c9a9fdd768de9f423e24dcf46d3ef838.exepid process 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
c9a9fdd768de9f423e24dcf46d3ef838.exepid process 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
c9a9fdd768de9f423e24dcf46d3ef838.execmd.exeRegAsm.exedescription pid process target process PID 1264 wrote to memory of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe RegAsm.exe PID 1264 wrote to memory of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe RegAsm.exe PID 1264 wrote to memory of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe RegAsm.exe PID 1264 wrote to memory of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe RegAsm.exe PID 1264 wrote to memory of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe RegAsm.exe PID 1264 wrote to memory of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe RegAsm.exe PID 1264 wrote to memory of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe RegAsm.exe PID 1264 wrote to memory of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe RegAsm.exe PID 1264 wrote to memory of 2000 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe RegAsm.exe PID 1264 wrote to memory of 2044 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe cmd.exe PID 1264 wrote to memory of 2044 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe cmd.exe PID 1264 wrote to memory of 2044 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe cmd.exe PID 1264 wrote to memory of 2044 1264 c9a9fdd768de9f423e24dcf46d3ef838.exe cmd.exe PID 2044 wrote to memory of 1860 2044 cmd.exe timeout.exe PID 2044 wrote to memory of 1860 2044 cmd.exe timeout.exe PID 2044 wrote to memory of 1860 2044 cmd.exe timeout.exe PID 2044 wrote to memory of 1860 2044 cmd.exe timeout.exe PID 2000 wrote to memory of 1324 2000 RegAsm.exe cmd.exe PID 2000 wrote to memory of 1324 2000 RegAsm.exe cmd.exe PID 2000 wrote to memory of 1324 2000 RegAsm.exe cmd.exe PID 2000 wrote to memory of 1324 2000 RegAsm.exe cmd.exe -
outlook_win_path 1 IoCs
Processes:
RegAsm.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c9a9fdd768de9f423e24dcf46d3ef838.exe"C:\Users\Admin\AppData\Local\Temp\c9a9fdd768de9f423e24dcf46d3ef838.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\7094878.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\c9a9fdd768de9f423e24dcf46d3ef838.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\7094878.batFilesize
94B
MD53880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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C:\Users\Admin\AppData\Local\Temp\7094878.batFilesize
94B
MD53880eeb1c736d853eb13b44898b718ab
SHA14eec9d50360cd815211e3c4e6bdd08271b6ec8e6
SHA256936d9411d5226b7c5a150ecaf422987590a8870c8e095e1caa072273041a86e7
SHA5123eaa3dddd7a11942e75acd44208fbe3d3ff8f4006951cd970fb9ab748c160739409803450d28037e577443504707fc310c634e9dc54d0c25e8cfe6094f017c6b
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memory/1264-66-0x0000000001380000-0x0000000001508000-memory.dmpFilesize
1.5MB
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memory/2000-56-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB
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memory/2000-57-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB
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memory/2000-61-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/2000-64-0x0000000000400000-0x0000000000419000-memory.dmpFilesize
100KB