| File name: | OInstall.exe |
| Full analysis: | https://app.any.run/tasks/8aedaba6-e968-4c1a-90cc-6af743a76f29 |
| Verdict: | Malicious activity |
| Analysis date: | April 10, 2018, 20:09:22 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Indicators: | |
| MIME: | application/x-dosexec |
| File info: | PE32 executable (GUI) Intel 80386, for MS Windows |
| MD5: | 7E58CAA6E6C089C1EA4FA69528B4433D |
| SHA1: | 4545993D5464A5270657F4A4009FE41CBDC758C5 |
| SHA256: | 4B1135F82C77D66CA0613988CF8C205F14D8A69F684A238CD51A4D7D3B058CAA |
| SSDEEP: | 98304:SwXtTywEhFzUuf9yw8yw+DkAccsltVNwOT1wt7LhzuiVYIwY2sXKWGWYWvzB0SME:zNywEbVyw8ywqtUd6Iu7+uzBwAkZxO |
| .exe | | | Win32 Executable MS Visual C++ (generic) (24) |
|---|---|---|
| .exe | | | Win64 Executable (generic) (21.3) |
| .exe | | | UPX compressed Win32 Executable (20.8) |
| .exe | | | Win32 EXE Yoda's Crypter (20.4) |
| .dll | | | Win32 Dynamic Link Library (generic) (5) |
| MachineType: | Intel 386 or later, and compatibles |
|---|---|
| TimeStamp: | 2016:04:29 14:45:22+02:00 |
| PEType: | PE32 |
| LinkerVersion: | 2.5 |
| CodeSize: | 719360 |
| InitializedDataSize: | 8532992 |
| UninitializedDataSize: | - |
| EntryPoint: | 0x1000 |
| OSVersion: | 4 |
| ImageVersion: | - |
| SubsystemVersion: | 4 |
| Subsystem: | Windows GUI |
| FileVersionNumber: | 5.3.0.0 |
| ProductVersionNumber: | 5.3.0.0 |
| FileFlagsMask: | 0x0000 |
| FileFlags: | (none) |
| FileOS: | Unknown (0) |
| ObjectFileType: | Unknown |
| FileSubtype: | - |
| LanguageCode: | Neutral |
| CharacterSet: | Unicode |
| Architecture: | IMAGE_FILE_MACHINE_I386 |
|---|---|
| Subsystem: | IMAGE_SUBSYSTEM_WINDOWS_GUI |
| Compilation Date: | 29-Apr-2016 12:45:22 |
| Detected languages: |
|
| Magic number: | MZ |
|---|---|
| Bytes on last page of file: | 0x0090 |
| Pages in file: | 0x0003 |
| Relocations: | 0x0000 |
| Size of header: | 0x0004 |
| Min extra paragraphs: | 0x0000 |
| Max extra paragraphs: | 0xFFFF |
| Initial SS value: | 0x0000 |
| Initial SP value: | 0x00B8 |
| Checksum: | 0x0000 |
| Initial IP value: | 0x0000 |
| Initial CS value: | 0x0000 |
| Overlay number: | 0x0000 |
| OEM identifier: | 0x0000 |
| OEM information: | 0x0000 |
| Address of NE header: | 0x00000080 |
| Signature: | PE |
|---|---|
| Machine: | IMAGE_FILE_MACHINE_I386 |
| Number of sections: | 6 |
| Time date stamp: | 29-Apr-2016 12:45:22 |
| Pointer to Symbol Table: | 0x00000000 |
| Number of symbols: | 0 |
| Size of Optional Header: | 0x00E0 |
| Characteristics: |
|
Name | Virtual Address | Virtual Size | Raw Size | Charateristics | Entropy |
|---|---|---|---|---|---|
.code | 0x00001000 | 0x0001F496 | 0x0001F600 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 5.96504 |
.text | 0x00021000 | 0x000902A1 | 0x00090400 | IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ | 6.57463 |
.rdata | 0x000B2000 | 0x0001C670 | 0x0001C800 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 5.81309 |
.data | 0x000CF000 | 0x007F5D00 | 0x0077C000 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 6.75639 |
.rsrc | 0x008C5000 | 0x00010DB4 | 0x00010E00 | IMAGE_SCN_CNT_INITIALIZED_DATA, IMAGE_SCN_MEM_READ | 2.56528 |
.modplug | 0x008D6000 | 0x00005000 | 0x00000000 | IMAGE_SCN_CNT_UNINITIALIZED_DATA, IMAGE_SCN_MEM_READ, IMAGE_SCN_MEM_WRITE | 0 |
Title | Entropy | Size | Codepage | Language | Type |
|---|---|---|---|---|---|
1 | 4.8674 | 874 | UNKNOWN | English - United States | RT_MANIFEST |
ADVAPI32.DLL |
COMCTL32.DLL |
GDI32.DLL |
ICMP.DLL |
IMAGEHLP.DLL |
IPHLPAPI.DLL |
KERNEL32.dll |
MSI.DLL |
MSVCRT.dll |
NETAPI32.DLL |
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 588 | "C:\Windows\files\bin\KMSS.exe" -Port 1688 -PWin RandomKMSPID -PO14 RandomKMSPID -PO15 RandomKMSPID -AI 43200 -RI 43200 KillProcessOnPort | C:\Windows\files\bin\KMSS.exe | — | OInstall.exe | |||||||||||
User: admin Company: MDL Forum, mod by Ratiborus Integrity Level: HIGH Description: KMS Server Emulator (XP) Exit code: 1 Version: 1.2.0.0 Modules
| |||||||||||||||
| 780 | "taskkill.exe" /t /f /IM KMSS.exe | C:\Windows\system32\taskkill.exe | — | OInstall.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Terminates Processes Exit code: 128 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1248 | "taskkill.exe" /t /f /IM KMSS.exe | C:\Windows\system32\taskkill.exe | — | OInstall.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Terminates Processes Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1296 | "C:\Windows\System32\cmd.exe" /D /c copy C:\Windows\system32\Tasks\OInstall "\OInstall.tmp" /Y | C:\Windows\System32\cmd.exe | — | OInstall.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 1 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 1364 | cscript.exe KMSactivator.vbs //NoLogo /ADR:127.0.0.2 /PRT:1688 /P10:1688 /P13:1688 /ACT:OFSRES | C:\Windows\system32\cscript.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Microsoft ® Console Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
| |||||||||||||||
| 1528 | "C:\Windows\OInstall.exe" /activate | C:\Windows\OInstall.exe | explorer.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 2052 | Netsh.exe Advfirewall Firewall delete rule name=0pen_Port_KMS protocol=TCP | C:\Windows\system32\netsh.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Network Command Shell Exit code: 1 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2156 | kmss.dat -y -pkmsauto | C:\Windows\files\kmss.dat | cmd.exe | ||||||||||||
User: admin Integrity Level: HIGH Exit code: 0 Modules
| |||||||||||||||
| 2256 | Netsh.exe Advfirewall Firewall delete rule name=0pen_Port_KMS protocol=TCP | C:\Windows\system32\netsh.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Network Command Shell Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 2408 | "C:\Windows\System32\cmd.exe" /D /c cscript.exe KMSactivator.vbs //NoLogo /ADR:127.0.0.2 /PRT:1688 /P10:1688 /P13:1688 /ACT:OFSRES | C:\Windows\System32\cmd.exe | — | OInstall.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: HIGH Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\dhcpqec.dll,-100 |
Value: DHCP Quarantine Enforcement Client | |||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\dhcpqec.dll,-101 |
Value: Provides DHCP based enforcement for NAP | |||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\dhcpqec.dll,-103 |
Value: 1.0 | |||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\dhcpqec.dll,-102 |
Value: Microsoft Corporation | |||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\napipsec.dll,-1 |
Value: IPsec Relying Party | |||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\napipsec.dll,-2 |
Value: Provides IPsec based enforcement for Network Access Protection | |||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\napipsec.dll,-4 |
Value: 1.0 | |||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\napipsec.dll,-3 |
Value: Microsoft Corporation | |||
| (PID) Process: | (2052) netsh.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\91\52C64B7E |
| Operation: | write | Name: | @%SystemRoot%\system32\tsgqec.dll,-100 |
Value: RD Gateway Quarantine Enforcement Client | |||
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1528 | OInstall.exe | C:\Windows\files\kmss.dat.aes | — | |
MD5:— | SHA256:— | |||
| 1528 | OInstall.exe | C:\Windows\files\aes.dat | — | |
MD5:— | SHA256:— | |||
| 2156 | kmss.dat | C:\Windows\files\bin\x64WDV\WinDivert.inf | ini | |
MD5:A94D989905A248AFCA52BC3CBFCB248B | SHA256:6C9F7DEA4F9A47788D5D2BA110B08457FD00DBABE4812EBCA6F022300843A75D | |||
| 1528 | OInstall.exe | C:\Windows\files\KMSActivator.vbs.aes | — | |
MD5:— | SHA256:— | |||
| 2664 | files.dat | C:\Windows\files\x86\cleanospp.exe | executable | |
MD5:5FD363D52D04AC200CD24F3BCC903200 | SHA256:3FDEFE2AD092A9A7FE0EDF0AC4DC2DE7E5B9CE6A0804F6511C06564194966CF9 | |||
| 2156 | kmss.dat | C:\Windows\files\bin\x86WDV\WinDivert.sys | executable | |
MD5:AA03B0BF3D0A7DE8E19B00BD2043262F | SHA256:4BB7200BCB7D02B503EEB068492A1079F1273F3C0C2B0BCEB5B3F8425F5A32F8 | |||
| 2156 | kmss.dat | C:\Windows\files\bin\x86WDV\WdfCoInstaller01009.dll | executable | |
MD5:EF5A9A9D982510C1D2E1D4D627833A9C | SHA256:9E1F17DFAD17571F7DD7C5BC32B1B7F1F84953EBEBF89CC407458B425ED064D8 | |||
| 2156 | kmss.dat | C:\Windows\files\bin\x64WDV\WinDivert.dll | executable | |
MD5:3F0C03E5076C7E6B404F894FF4DC5BB1 | SHA256:4E7EBED8410C83B73A23185AA94680143DA2933305CD6DEEFE8EC0B51B7EE6F3 | |||
| 1528 | OInstall.exe | C:\Windows\files\files.dat | executable | |
MD5:BB81E763AB0E673B3C1AF2FEA2586A9A | SHA256:4D45C64B244C8F997358635C3B5CB9A65743FAC473D65C455D3BA8A25E50D5F9 | |||
| 2664 | files.dat | C:\Windows\files\x64\cleanospp.exe | executable | |
MD5:162AB955CB2F002A73C1530AA796477F | SHA256:5CE462E5F34065FC878362BA58617FAB28C22D631B9D836DDDCF43FB1AD4DE6E | |||