Dropper.A_11643 is a Trojan. A Trojan is a program that pretends to have a valid use, but in fact modifies the user's computer in malicious ways. Trojans do not replicate or spread to other computers.
Mutexes created
- ShimCacheMutex
- _SHuassist.mtx
Directory level activity- create - dir - C:\DOCUME~1
- create - dir - C:\DOCUME~1\TestMachine
- create - dir - C:\DOCUME~1\TestMachine\LOCALS~1
- create - dir - C:\DOCUME~1\TestMachine\LOCALS~1\Temp
- create - dir - C:\DOCUME~1\TestMachine\LOCALS~1\Temp\RarSFX0
- delete - dir - C:\DOCUME~1\TestMachine\LOCALS~1\Temp\RarSFX0
File level activity- delete - file - __tmp_rar_sfx_access_check_26564136
- write - file - PIPE\wkssvc
- write - file - C:\DOCUME~1\TestMachine\LOCALS~1\Temp\RarSFX0\AumentosNoviembre2019.xlsx
- write - file - C:\DOCUME~1\TestMachine\LOCALS~1\Temp\RarSFX0\MinDef45.exe
- write - file - PIPE\srvsvc
- delete - file - C:\DOCUME~1\TestMachine\LOCALS~1\Temp\RarSFX0\AumentosNoviembre2019.xlsx
- delete - file - C:\DOCUME~1\TestMachine\LOCALS~1\Temp\RarSFX0\MinDef45.exe
- write - file - PIPE\srvsvc
Registry level activity- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell FoldersPersonal
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{0932c062-299c-11e2-afd8-806d6172696f}\BaseClass
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{0932c060-299c-11e2-afd8-806d6172696f}\BaseClass
- write - registry - HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell FoldersCommon Documents
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell FoldersDesktop
- write - registry - HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell FoldersCommon Desktop
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell FoldersCache
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell FoldersCookies
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\ShellNoRoamMUICacheC:\DOCUME~1\TestMachine\LOCALS~1\Temp\RarSFX0\MinDef45.exe
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached{67EA19A0-CCEF-11D0-8024-00C04FD75D13} {00000000-0000-0000-C000-000000000046} 0x401
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached{ECF03A33-103D-11D2-854D-006008059367} {00000000-0000-0000-C000-000000000046} 0x401
- write - registry - HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Shell Extensions\Cached{40DD6E20-7C17-11CE-A804-00AA003CA9F6} {00000000-0000-0000-C000-000000000046} 0x401
Library level activity- load - library -
- load - library - kernel32
- load - library -
- load - library -
- load - library - C:\WINDOWS\system32\riched20.dll
- load - library - ole32.dll
- load - library - C:\WINDOWS\system32\rpcss.dll
- load - library - C:\WINDOWS\system32\uxtheme.dll
- load - library - uxtheme.dll
- load - library - COMCTL32.dll
- load - library - kernel32.dll
- load - library - user32.dll
- load - library - gdi32.dll
- load - library - SHELL32.dll
- load - library - OLE32.DLL
- load - library - USER32.dll
- load - library - GDI32.dll
- load - library - UxTheme.dll
- load - library - C:\DOCUME~1\TestMachine\LOCALS~1\Temp\9baab5d157e5ad1255e42bb511fa5066.bin
- load - library - SHLWAPI.dll
- load - library - CLBCATQ.DLL
- load - library - KERNEL32.DLL
- load - library - C:\WINDOWS\system32\browseui.dll
- load - library - netapi32
- load - library - appHelp.dll
- load - library - shdocvw.dll
- load - library - C:\WINDOWS\system32\shdocvw.dll
- load - library - EXPLORER.EXE
- load - library - C:\WINDOWS\system32\SHELL32.dll
- load - library - SETUPAPI.dll
- load - library - C:\WINDOWS\system32\urlmon.dll
- load - library - Secur32.dll
- load - library - shell32.dll
- load - library - userenv
- load - library - KERNEL32
- load - library - VERSION.dll
- load - library - C:\DOCUME~1\TestMachine\LOCALS~1\Temp\RarSFX0\MinDef45.exe
- load - library - browseui.dll
- load - library - SHDOCVW.dll
- load - library - mydocs.dll
- load - library - C:\WINDOWS\system32\mydocs.dll
- load - library - ntshrui.dll
- load - library - USERENV.dll
- load - library - SHELL32
- load - library - api-ms-win-appmodel-runtime-l1-1-1
- load - library - ext-ms-win-kernel32-package-current-l1-1-0
- load - library - mscoree.dll
- load - library - ws2_32
- load - library - Kernel32
- load - library - mscoree.dll
Process API calls used
- ZwMapViewOfSection
- NtFreeVirtualMemory
- NtOpenSection
- NtCreateSection
- CreateProcessInternalW
- ExitProcess
Registry API calls used
- NtOpenKey
- NtQueryValueKey
- NtQueryKey
- RegOpenKeyExA
- RegOpenKeyExW
- RegQueryValueExW
- RegCloseKey
- RegEnumKeyW
- RegCreateKeyExW
- RegEnumValueW
- RegEnumValueA
- RegSetValueExW
- RegQueryInfoKeyW
- RegEnumKeyExW
- RegCloseKey
System API calls used
- LdrLoadDll
- LdrGetProcedureAddress
- LdrGetDllHandle
- IsDebuggerPresent
- LookupPrivilegeValueW
- LdrGetDllHandle
Filesystem API calls used
- NtCreateFile
- NtQueryInformationFile
- NtSetInformationFile
- NtReadFile
- NtOpenFile
- CreateDirectoryW
- DeleteFileW
- NtWriteFile
- FindFirstFileExW
- NtQueryDirectoryFile
- RemoveDirectoryW
Network
UDP source >> destination
- 192.168.30.254 >> 192.168.30.8
- 192.168.30.8 >> 192.168.30.255
TCP source >> destination
- 192.168.30.8 >> 192.168.30.254
Domains:
DNS Request:
HTTP Request:
DLL related data
Number of DLL's imported = 2
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